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11 Results Found For "in-line"
Toptek Communications PA-350V VHF 135-165 MHz 350W Power Amplifiers
Toptek Communications PA-350V VHF 135-165 MHz 350W Power Amplifiers are advanced and versatile high-power linear amplifiers designed for Amateur Radio 2 Meter FM, SSB and CW operations and Commercial VHF. A large, easy-to-read green backlit Alphanumeric LCD provides simultaneous digital input power, output power, SWR readings. Front panel button actions and specialized, user-defined function readouts and menu selections are displayed, including incremental 100, 200, 300 and 350W power output settings. This VHF amplifier* delivers approximately 300 watts output with only 5 watts input from an HT or 350 watts maximum output with a VHF mobile. The PA-350V has two selectable input ranges, Low 15W max and High 30W max, achieving 350 watts output with either 10 watts input or 15 to 25 watts input, to accommodate almost any VHF transceiver. Multiple protection circuits, a Receive Low Noise Amplifier (LNA) with bandpass filter, RF sense or PTT keying (required for SSB/CW) and thermostatically controlled fans are some of the great features of this top-of-the-line Toptek amplifier. True 50 ohm Type-N RF connectors maintain the highest efficiency to the feedline and antenna. NOT compatible with DMR and P25 modes NOTE: Rear panel accessory jack (4-pin mini-DIN) is provided for the accessory REMOTE Control Panel, TEK-REMOTE. *Requires 13.8 VDC @ 50A max. (External power supply not included).
( 18 )
$879.99
RM ITALY BLA350 Plus HF Linear Amplifiers
RM ITALY BLA350 Plus HF Linear Amplifiers are compact and fully automatic with up to 300 watts output at less than 12 watts input on all Amateur bands from 160 through 10 meters. These amplifiers include fast hardware protection circuits to protect the power transistors in the event of a high SWR condition on the antenna feedline. Two 50Vdc MACOM MRF150 RF Power FETs in Class AB push-pull configuration is automatically or manually switched to one of six low pass filters that provide over 50dB harmonic suppression. The built-in 800VA power supply functions on input house current at either 110 to 120 Vac or 207 to 244 Vac. Therefore two versions of the amplifier are available, RMY-BLA350P-120 or RMY-BLA350P-240, which include the appropriate fuses and AC power cord. The BLA350 Plus may be used on all narrow band modes of transmission including SSB, CW, AM, FM, RTTY, FT8 and so on, using reduced power (25% of PEP) for AM and digital modes. Internally a dual microprocessor controls a variable speed cooling system. On the front panel is a large, attractively illuminated analog output power meter. Plus, the two-line 16 character LCD display shows amplifier operating parameters including frequency, filter selection and PA temperature. This display also enhances quick navigation of the amplifier's menu system. Appropriate operations for this amplifier are on HF antenna systems with SWR below 1.5:1. Additional specifications and documentation appear on the product detail pages. PLEASE NOTE: This amplifier is intended to be used with a low power (QRP) transceiver that is capable of an RF output of approximately 10 watts maximum. DO NOT USE this amplifier with radios that are capable of 100 watts output. Even when output power is turned down, many 100 watt transceivers send out an instantaneous high power RF pulse that will blow out the Solid State final transistors of this amplifier. Damage to final transistors due to RF pulse and overdrive is NOT COVERED UNDER WARRANTY. It is the owner's responsibility to use this amplifier properly, with a low power radio that cannot accidently damage the amplifier. Cost of repair of amplifiers with blown finals will be charged to the customer or will be deducted from the refund of returned amplifiers with blown finals. Ideal for QRP and low power transceivers and weighing less than 30 lbs., RM ITALY BLA350 Plus HF Linear Amplifiers are easy to use and will provide many years of excellent performance for your Amateur station.
( 36 )
$1,215.99
ACOM 2000A Automatic HF Linear Amplifiers
ACOM 2000A Automatic HF Linear Amplifiers are the world's most advanced amplifiers designed specifically for hams. These amplifiers were the first to include fully-automatic tuning and sophisticated digital-control capabilities. ACOM's revolutionary 2000A amplifiers deliver maximum legal power in all modes and operate on all amateur HF bands 160 to 10 meters. Be sure to read the SPECIAL Note, below. These amplifiers follow your transceiver's band and frequency automatically in far less than a second. No special cables are required: Just a "dit" on CW or "AHH" on SSB is enough for instant band and band segment changes. ACOM 2000A amps break every amateur band into multiple frequency segments. The user can store up to ten (10) sets of tuning adjustments for every frequency segment - allowing individual settings for multiple antennas on each band. By completely eliminating time-consuming tune-up procedures, ACOM 2000A linear amplifiers give contesters a real edge. At the core of the ACOM 2000A is a classic HF amplifier design that employs two matched 4CX800A high-performance ceramic-metal tetrodes for maximum efficiency. ACOM uses these rigorously tested tubes with today's most advanced digital control technology to create an amplifier with outstanding performance, features and reliability. Measured third and fifth order IMD are typically 40dB and 45dB down, respectively. Typical harmonic emissions are as low as -55dBc (second) and below -70dBc (for third and above). Thus, probability of QRM, BCI or TVI is dramatically minimized. ACOM's 2000A remote diagnostic features and modular design ease fault isolation and repair. The protection system makes damaging one of these amplifiers difficult. Information on the 12 most recent protection trips is stored in an INFO BOX for remote diagnostics via phone line, PC, and Internet. Full break-in (QSK) is based on a built-in vacuum relay. Transmit/receive switching sequence is secured by a dedicated microprocessor. * Frequency Coverage: All Amateur Bands 1.8-29.7 MHz * Power Output: 1,500W PEP, 1,500W continuous carrier (the external auxiliary fan must be installed for operations of continuous carrier transmissions longer than 15 minutes * Hum and noise: Better than 35dB below rated output * Harmonics Output Suppression: Better than 50dB below rated output * Input and Output Impedance: Nominal values: 50 Ohm unbalanced output; Input circuit: broadband, VSWR less than 1.3:1, 1.8-29.7 MHz Amateur Bands (no tuning, no switching); Relay Bypass Throughput: VSWR less than 1.1:1, 1.8-29.7 MHz Amateur Bands * Automatic Tuning: Load Impedance Matching - less than 3 seconds; Band Change - less than one second; Segment Change - less than 0.2 seconds * RF Gain: 14.5dB, frequency response less than 0.5dB (50 to 60W drive power for rated output) * ALC: grid-current derived, -11V max, rear panel adjustable * Primary Power: 180-264V (200, 220 and 240V nominal taps, 10 percent tolerance), 50-60Hz, single phase, 3,500VA consumption at rated output * SPECIAL Note: Order part number AOM-2000A to wire the AC plug yourself; order part number AOM-2000A-240 for pre-wired 240 volt operation * Complies CE safety and electromagnetic compatibility requirements, as well as FCC regulations * Size: W 17.3 x 19.7 x H 7.1 in. Weight: 36 kg * Operating environments: temperature range: 0 to 50 degrees C; Humidity: up to 95 percent at 35 degrees Celsius * Altitude: up to 3,000m above sea level without output degradation Note: For additional information, please look at the files under the "Documentation" tab. Get the most advanced legal-limit HF amplifier for your shack. Order ACOM 2000A Automatic HF Linear Amplifiers from DX Engineering… today! Note: During and after your amplifier's warranty period, DX Engineering can direct you to the appropriate location for repairs for ACOM amplifiers. That facility will charge a repair fee for services outside the warranty period.
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$6,374.99
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$8,935.98
ACOM 1000 HF + 6 Meter Linear Amplifiers
ACOM 1000 HF + 6 Meter Linear Amplifiers are the world's best value in an Amateur HF amplifier. These amps provide you a comfortable 1,000 watts output on all amateur bands from 160 through 6 meters. The plate-load True Resistance Indicator (TRI) is a powerful tuning aid which helps the operator to quickly and precisely match antennas. The auto-operate function (when enabled) maintains the amplifier in OPERATE mode for you, saving on manual operations. Broadband input matches to the transceiver over the entire range of 1.8-54 MHz. ACOM 1000 amplifiers are both user-friendly and look after themselves. They are designed to safely withstand up to 300 watts reflected power, drive spikes of up to 100 milliseconds duration, drive RF "tails" after a PTT or KEY release and the operator's inadvertent tuning errors. They also withstand a "soft" AC line and will deliver more than half power at only 75 percent of nominal mains voltage. They can withstand voltage drops for up to 10 milliseconds, and up to 15 percent higher line-voltage spikes. These details are all important, particularly when used at Field Day, on DXpeditions and other portable operations. Be sure to read the SPECIAL Note, below. An ACOM 4CX800A high-performance ceramic/metal tetrode with plate dissipation of 800 watts is employed. On-board processing provides permanent monitoring and protection of plate and grid voltages and currents, as well as the exhaust temperature. Text messages, 12 different parameters, and strip peak-reading PEP meter are displayed on a dot-matrix, back-lighted LCD. LED indicators are provided for OPERATE, attenuator-on, and ON/OFF conditions. Records of the amplifier internal status are stored in nonvolatile memory for the seven most-recent auto-protection trips. This information is very valuable should diagnostics be needed. The input bypassing and the vacuum antenna relays are very quiet even in CW mode due to their special mounting. This results in virtually noise-free QSK! ACOM-1000 details: * Frequency Coverage: 1.8-54 MHz * Power Output: 1,000W PEP or continuous carrier; for continuous carrier transmissions longer than 15 minutes the external auxiliary fan must be installed * Intermodulation Distortion: Better than 35dB below rated output * Hum and noise: Better than 40dB below rated output * Harmonic Output Suppression: 1.8-29.7 MHz; 50dB below rated output, 50-54 MHz; 66dB below rated output * Input and Output Impedances: Nominal values: 50 Ohm unbalanced output; Input circuit: broadband, VSWR less than 1.3:1, 1.8-54 MHz; Bypass path: VSWR less than 1.1:1, 1.8-54 MHz continuously * RF Gain: 12.5dB typically, frequency response less than 1dB (50-60W drive power for rated output) * Primary Power: 170-264V (200, 210, 220, 230 and 240V nominal taps), 50-60Hz, single phase, 2200VA consumption at rated output. 230 or 240 volts recommended for USA * SPECIAL Note: Order part number AOM-1000 to wire the AC plug and voltage selection yourself; order part number AOM-1000-240 for pre-wired 240 volt operation or part number AOM-1000-120 for pre-wired 120 volt operation * Complies with CE safety and electromagnetic compatibility requirements as well as FCC-regulations * Size: 16.6 x 14 x 7.2 in. * Weight 58.5 lbs. * Operating environments: Temperature range 32 to 122 degrees F, Humidity up to 95 percent at 95 F * Altitude: up to 3,000m (10,000 ft.) above sea level without output deterioration Note: For additional information, please look at the files under the "Documentation" tab. ACOM says that these are the "world's best value" in an Amateur HF amplifier. Order one of these ACOM 1000 HF + 6M Linear Amplifiers from DX Engineering and decide for yourself! Note: During and after your amplifier's warranty period, DX Engineering will provide service and repair for ACOM amplifiers. A repair fee will be charged for services outside the warranty period.
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$4,364.99
ACOM 1010 HF Linear Amplifiers
ACOM 1010 HF Linear Amplifiers cover all bands from 1.8 through 29.7 MHz. They provide over 700 W PEP output (or 500 W continuous-modes) with less than 60 watts of drive and operate without special transceiver signaling; they need only "ground on TX" and the required drive. ACOM's exclusive True Resistance Indicator (TRI); enables faster antenna changes and use over wider frequency ranges. Also, a built-in antenna selector switch with two outputs is included to provide instant choice of antennas. Antenna matching can be achieved in less than 10 seconds and at a quarter of nominal output power, which results in lower risk of interference to other stations and greater safety to the amplifier components. A single ACOM 4CX800A high-performance ceramic-metal tetrode with plate dissipation of 800 watts is used for maximum efficiency. These amplifiers are self-monitoring. They are designed to safely withstand up to 240 watts of reflected power, up to 100 milliseconds of drive spikes (RF "tails" after a PTT or KEY release), and even operator tuning errors. They are also capable of operating at more than half their designed output at only 75 percent of nominal line voltage. Because they can tolerate deep voltage drops and 15 percent line voltage spikes, they are particularly well-suited for use in portable environments, such as Field Day and DXpeditions. Importantly, a variety of system parameters are continuously monitored and available to the operator to assure safe and efficient amplifier operation. Design of the high-voltage power supply eliminates the danger of turn-on transients affecting sensitive devices connected to the same line (mains) circuit. Moreover, the amplifier can be configured to accommodate any of eight nominal line voltages between 100 and 240 V, 50 or 60 Hz. Please see the SPECIAL Note, below. ACOM 1010 specifications: * Frequency Coverage: All amateur bands in the 1.8-29.7MHz frequency range * Power Output: 700 W PEP or 500 W continuous modes. * Intermodulation Distortion: Better than 35 dB below rated output. * Hum and noise: Better than 40 dB below rated output. * Harmonic Output Suppression: Better than 50 dB below rated output. * Input and Output Impedance: Output: 50 Ohm unbalanced, SO-239 connectors; Input circuit: broadband, VSWR less than 1.3:1, 1.8-30 MHz continuously (no tuning, no switching); Bypass path: VSWR less than 1.1:1, 1.8-30 MHz continuously, 200 W maximum * RF Gain: 11dB, frequency response less than 1dB (50 to 70 W drive for rated output) * AC Power: 85-132 V/170-264 V ac (100, 110, 120, 200, 210, 220, 230 & 240 V nominal taps, plus 10 percent to minus 15 percent tolerance), 50-60 Hz, single phase, 1,200 VA * SPECIAL Note: Order part number AOM-1010 to wire your AC plug after removing European plug yourself; order part number AOM-1010-240 for pre-wired 240 volt operation (NEMA 6-15P) or part number AOM-1010-120 for pre-wired 120 volt operation (NEMA 5-15P). * Operating environments: Temperature range; 32 to 122 degrees F, Humidity; up to 95 percent at 95 degrees F, Altitude; up to 10,000 above sea level without output deterioration. * Complies with FCC-regulations as well as CE safety and electromagnetic compatibility requirements * Dimensions, (in.) 15.83 W x 12.4 D x 6.5 H * Weight: 39.7 lbs. Note: For additional information, please look at the files under the "Documentation" tab. Get one of these highly-advanced HF amplifiers for your shack. Order an ACOM 1010 HF Linear Amplifier from DX Engineering… today! Note: During and after your amplifier's warranty period, DX Engineering can direct you to the appropriate location for repairs for ACOM amplifiers. That facility will charge a repair fee for services outside the warranty period.
( 53 )
$3,376.99
RM ITALY MLA-400V HF Amplifiers
RM Italy MLA-400V HF Amplifiers cover all Amateur Bands, 160 through 10 meters providing up to 400 watts output on HF with only 35 watts maximum input. These amplifiers are the perfect choice for operators that want to bump their 100-watt radio to a higher power level. Featuring four Toshiba 2SC2879 arranged in a parallel push-pull configuration, the MLA-400 provides clean Class AB power output up to 400 watts. Six Low Pass filters with frequencies of 3, 4, 5, 8, 15, 22, and 31 MHz reduce unwanted harmonic output and may be selected automatically or manually. An onboard microprocessor controls all aspects of the amplifier including its various protection circuits. Protection is provided for excessive input power, excessive output power, excessive load SWR, out of band operation and excessive temperature. The four Toshiba 2SC2879 MOSFETs are attached to a chassis sized heatsink that has two fans for additional cooling. The front panel features indicators for the currently selected band, power output SWR, protection alarm, transmit indicator and SSB delay. The rear panel features SO-239s for input and output, a female RCA for a PTT line and the power connector. The MLA-400V requires 70 amps at 13.8 volts DC and can be used either in a fixed location or in a mobile install. The chassis has points that can be used for securing the amplifier in a mobile installation.
( 3 )
$999.99
ACOM 1003 HF + 6 meter Linear Amplifiers
ACOM 1003 HF + 6 meter Linear Amplifiers are self-contained, full-featured units that cover all amateur bands from 1.8 MHz to 54 MHz. With less than 80 watts input, they deliver 1000 watts PEP output or 900 W continuous carrier using a single ceramic/metal power triode 3CX800A7. ACOM 1003 models have two new front panel relay switches, one to select from three antenna outputs and another to quickly engage and disengage an input attenuator for rapid tuning without transceiver adjustment. A multitude of advanced features in this compact and affordable amplifier validates its admirable design. ACOM 1003 Amplifiers are available from DX Engineering in three versions: •AOM-1003-240 Tested with a pre-installed NEMA 6-15P for 240 VAC at 8.5A (10A fuses) •AOM-1003-120 Tested with a pre-installed NEMA 5-15P for 120 VAC at 15A+ (20A fuses) •AOM-1003 Install your own plug, reset voltage taps internally, 10A fuses supplied The ACOM1003 HF+6M Linear Amplifier is amazingly easy to operate! •True Resistance Indicator (TRI) bar scale meter: Simplifies accurate adjustment of plate-load impedance controls. •Two-line OLED Display: Provides a peak power bar graph meter, 18 unique operational parameters and text status messages. •External Tuner Not Needed: For antenna SWR up to 3:1, even at 1000 W output. •Front-panel Input Attenuator: Instantly reduces input power when tuning, eliminating the need for transceiver power adjustments. •Silent HF Reed Relay: Enables Fast T/R switching for QSK CW. Additional features and protection: •Operator selectable class AB2 mode for best linearity in SSB mode or class B for reduced plate dissipation in continuous digital modes. •Operator selectable Full 100% or 50% power output with no efficiency deterioration. •Auto controlled air flow tube cooling. •Continuous monitoring of amplifier parameters and tube protection. •Able to monitor 18 operator-selectable amplifier parameters on the display. •Unique ACOM protection for the bands switch. •Factory tuned input lowpass filters for best linearity and input SWR less than 1.3 in each amateur radio band. -OLED comment display – Two-line OLED display with peak-reading forward-output power bar graph and 18 operator-selectable amplifier parameters on the display. -Three antenna outputs – Three antenna outputs are selectable by a push-button on the front panel. -Less noise in the shack – HF antenna reed relay for a virtually silent, QSK compatible CW operation. -Transceiver-independent – The amplifier operates without special signals from the transceiver - "Ground on TX" (PTT) and 50-80 W RF drive power are sufficient. -Single tube operation – Uses a single ceramic/metal power triode 3CX800A7 in cathode driven, grounded grid configuration. -Tube protection – Continuous monitoring of amplifier parameters and tube protection. -Output RF arc protection – Original ACOM HF arc protection at the output, or at the antenna. -Power supply – Single phase mains power, 90-132 / 180-264 VAC at 50-60 Hz, power consumption at rated output – up to 2000 VA @ 240 VAC. Internal taps for 8 nominal AC mains voltages: 100, 110, 120, 200, 210, 220, 230 & 240VAC, ±10% tolerance), 50-60 Hz, single phase. -Easy maintenance – Non-volatile memory with SIGNATURE records eight of the most recent Serious (Hard Fault) Protection events. -Documentation – The User's Manual is available as a PDF file only. The latest version is available under the Download tab (see above). ACOM creates and distributes its documentation in ENGLISH language only.
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$4,899.99
ACOM 2000P Commercial HF Linear Amplifiers
ACOM 2000P Commercial HF Linear Amplifiers (FCC Part 90) are the world's most advanced amplifiers designed specifically for the commercial communications market. Many of these amplifiers also see military service at stations across the globe. These amplifiers were the first to include fully-automatic tuning and sophisticated digital-control capabilities. ACOM's revolutionary 2000P amplifiers deliver high-power RF in all modes and operate on all frequencies between 3.0 and 30 MHz with continuous coverage. ACOM commercial/military amplifiers follow your transceiver's frequency changes automatically in far less than a single second. No special cables are required: Just a dot on CW or "Ah" on SSB is enough. Tuning is equally fast in digital modes. By completely eliminating time-consuming tune-up procedures, ACOM 2000P linear amplifiers give operators more time for exchanging important communiqués. At the core of the ACOM 2000P is a classic HF amplifier design employing two Svetlana 4CX800A (GU74B) high-performance ceramic and metal tetrodes. ACOM coupled these tried-and-true tubes with today's most advanced digital control technology to create an amplifier with outstanding performance, features and reliability. Measured third and fifth order IMD are typically 40dB and 45dB down, respectively. Typical harmonic emissions are as low as -55dBc (second) and below -70dBc (for third and above). Thus, the probability of harmonic channel interference, BCI or TVI is dramatically minimized. ACOM's 2000P remote diagnostic features and modular design ease fault isolation and repair. The protection system makes damaging one of these amplifiers very difficult. Information on the 12 most recent protection events is stored in an INFO BOX for remote diagnostics via phone line, PC, or Internet. Full break-in (QSK) is based on a built-in vacuum relay. Transmit/receive switching sequence is secured by a dedicated microprocessor. This is important for agencies, civilian or otherwise, who use modes that require lightning fast switching ACOM 2000P details: * Frequency Coverage: All frequencies 3.0-30.0 MHz * Power Output: 1,500W PEP, 1,200W continuous carrier; for continuous carrier transmissions longer than 15 minutes the external auxiliary fan must be installed * Hum and noise: Better than 35dB below rated output * Harmonics Output Suppression: Better than 50dB below rated output * Input and Output Impedance: Nominal values: 50 Ohm unbalanced output; Input circuit: broadband, VSWR less than 1.3:1, 3-30 MHz (no tuning, no switching); Bypass path: VSWR less than 1.1:1, 3-30 MHz continuously; output circuit matching capability: better than VSWR 3:1, automated * Automatic Tuning: Load Impedance Matching - less than 3 seconds; Band Change - less than one second; Frequency Segment Change - less than 0.2 seconds * RF Gain: 14.5dB, frequency response less than 0.5dB (50 to 60W drive power for rated output) * ALC: grid-current derived, -11V max, rear panel adjustable * Primary Power: 180-264V (200, 220 and 240V nominal taps, 10 percent tolerance), 50-60Hz, single phase, 3,500VA consumption at rated output * Complies with CE safety and electromagnetic compatibility requirements, as well as applicable FCC regulations * Size: W 17.3 x 19.7 x H 7.1 in. Weight: 36 kg * Operating environments: temperature range: 0 to 50 degrees C; Humidity: up to 95 percent at 35 degrees Celsius * Altitude: up to 3,000m (9,840 ft.) above sea level without output degradation Note: During and after your amplifier's warranty period, DX Engineering can direct you to the appropriate location for repairs for ACOM amplifiers. That facility will charge a repair fee for services outside the warranty period. Get the most advanced commercial/military amplifier for your HF operation. Order ACOM 2000P Commercial HF Linear Amplifiers from DX Engineering.
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$8,864.99
OM Power OM10C 10kW Power Combiners
Product Line Title: OM Power OM10C 10kW Power Combiners OM Power OM10C 10kW Power Combiners are designed to safely and efficiently combine the output of two HF amplifiers into a single, higher power RF signal—up to 10 kW PEP total—across the entire 1.8 to 29.7 MHz frequency range. With a 50 Ohm unbalanced input and output impedance, the OM10C maintains an excellent SWR of less than 1.2:1 across the entire band—without any tuning or switching—while delivering extremely low insertion loss of under 0.3dB to preserve maximum RF power. Featuring SO 239 female input and output connectors for the amplifiers and a transceiver, a durable 7/16 DIN antenna connector, and a bright 4.3-inch color touchscreen display, the OM10C Power Combiners provide a powerful, modern solution for high performance HF stations in contest, DX, and multi amplifier environments
Not Yet Reviewed
$4,999.99
ACOM 2020S Solid-State 1.8-54 MHz Linear Amplifiers
ACOM 2020S Solid-State 1.8-54 MHz Linear Amplifiers are state-of-the-art 1500W Solid State linear amplifiers that deliver maximum legal power in all modes and operate in all Amateur Radio HF bands from 160 through 6 meters. This amplifier is extremely operator-friendly with a remote console unit (RCU) that features a high-resolution color touch screen. The 2020S amplifier is transceiver-independent, meaning that it is compatible with all transceiver models. With no need for special signals, only ground on transmit and RF drive power, any transceiver may be used. The 2020S monitors the input signal frequency with its built-in frequency counter and automatically switches bands when there is no transceiver frequency interface cable. However, when interfaced with a transceiver with CAT, COM or CI-V capability, the 2020S tracks the transceiver operating frequency and automatically changes bands accordingly. The Acom 2020S supports direct Remote Control via the Internet with an integrated web interface and built-in Ethernet RJ45 LAN port or Wi-Fi adapter. The Acom 2020S amplifier employs two powerful modules in a power splitting/combining technique that has been time-proven in high-power commercial applications to provide sufficient output headroom. The input and output ports are isolated from each other, reducing intermodulation and improving resistance to self-excited oscillation and reliability. A broadband input circuit provides a perfect transceiver load with SWR below 1.2 without re-tuning throughout the entire frequency range from 1.8 to 54 MHz. The two final PA stages use a rugged MRFX1K80HR5 or equivalent LDMOS transistor. The 2020S features built-in intelligence that continuously monitors system health and protection circuits in all modes. Also, the operator can monitor eleven different parameters of amplifier operation. Detailed fault data is stored in the amplifier's memory and shows up to 55 parameters for each of the last 28 hard-fault protection trips. Compact and lightweight construction with a built-in switching-mode power supply that operates within a power mains voltage range of 200-240 VAC, ±10% (180-264 VAC limiting values), with no internal switch over. The consumed current is purely sinusoidal, power factor corrected and in-rush current limited, which makes the operation of this amplifier from unstable AC mains and generators easy and trouble-free.
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$7,934.99
ACOM 700S Solid State 1.8-54 MHz Linear Amplifiers
ACOM 700S Solid State 1.8-54 MHz Linear Amplifiers are state-of-the art amplifiers that cover all amateur bands from 160 through 6 Meters. These amps provide 700 W output power (PEP SSB or CW modes). Working parameters of the amplifier are indicated on a multi-function, high-resolution 5 inch color display. Amplifier control is accomplished with only six buttons on the front panel or directly by CAT interface from the transceiver or remotely by RS232 interface. ACOM 700S amplifiers are compatible with all transceiver models available on the market. The broadband input matches to the transceiver with low SWR over the entire range of 1.8-54 MHz. Full output operation only requires a maximum of 40 watts drive and the typical "ground on transmit" (PTT) keying with no special signals required. The overall operation of ACOM 700S amplifiers is extremely simplified. Screen menus are intuitive and easy to follow and no special skill is required from the operator when changing frequency bands. The amplifier monitors the frequency of the input signal through the built-in frequency counter and automatically switches bands. A band data or CAT interface connection from the transceiver is NOT required for automatic band changing. These amplifiers take care of themselves during operation, due to the continuously-working protection circuits in all modes. The operator can digitally monitor more than 10 parameters concerning the working conditions of the amplifier. Detailed data (55 parameters) about each of the last 28 hard-fault protection trips is stored in the amplifier's nonvolatile memory. ACOM 700S amplifiers are perfect for DXpeditions and field operation. They are extremely compact and employ light-weight construction thanks to the built-in switching-mode power supply. They operate on an extended mains voltage range** (100-120VAC and 200-240VAC) by changing only the main fuses - no internal switching is required. Please read the SPECIAL NOTE at the end of the specifications. ACOM 700S Solid State HF/6-Meter Amplifiers are among the finest and most modern linear amplifiers available anywhere in the world. These outstanding amplifiers are available from DX Engineering! ACOM 700S Solid State Linear Amplifier Specifications: * Rated output power: 700W PEP SSB or CW * Intermodulation distortion (IMD3): Better than 31dB below rated PEP output * Harmonic and parasitic emissions suppression: Better than 60dB (65dB typical) * Input and output impedances: SO-239 UHF female connectors; 50 ohm unbalanced output; * Input circuit: broadband, SWR below 1.2:1, 1.8 to 54 MHz continuous without retuning or switching * RF power gain: 14dB +/- 1dB * Complies with US Federal Communications Commission (FCC) rules and the EU safety regulations and electromagnetic compatibility standards * Temperature range: 14 degrees F to 104 F (-10 C to +40 C) * Relative humidity: up to 95 percent at 95 F (35 C) * Dimensions (WHD): 12.8 x 5.6 x 14.2 in. (326 x 143x 365 mm) * Weight: 26 lbs. (11.8 kg) **Mains supply voltage: 100-240V, 50-60 Hz, single phase, automatic switching supply; no internal change required for either mains voltage; European style 5x20mm fuses rated for 250VAC for correspond mains: 10A fuses for operation from 200-240VAC, 16À fuses for operation from 100-120VAC. SPECIAL NOTE: Due to power efficiency the use of 240 Vac service is highly recommended. -AOM-700S-240 is pre-wired with NEMA 6-15P USA plug for 240 volt operation. - AOM-700S-120 is pre-wired with NEMA 5-15P for 120 volt operation. - AOM-700S has NO PLUG; order this model to wire your own AC plug for either voltage. * AC load: 1,350VA or less with a power factor of 0.95 or higher * AC load in Low Energy (standby) mode: less than 1VA For additional information, please check the "Documentation" tab.
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$4,367.99