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Antennas-Amplifiers Antennas
Antennas-Amplifiers 6290 2m 100W Transmit Band Pass Filters
Antennas-Amplifiers 6290 2m 100W Transmit Band Pass Filters are equally effective for both transmitting and receiving, boasting a super low insertion loss of just 0.15 dB. These Band Pass Filter are designed for use with transceivers and transverters up to 100W output. They are also ideal for placement before any wide band low noise amplifier (LNA) to protect against out-of-band signals. With their super low insertion loss, these 2m Transmit Band Pass Filters are excellent for use before any LNA or to protect receivers from HF transmitters. They effectively suppress signals from HF (1.8 – 28 MHz), 6 meters (50-54 MHz), and 70 cm (430 – 440 MHz) bands. Additionally, these filter helps reduce television interference (TVI) problems, making them particularly useful if you or your neighbors have strong HF, 6 meter, or 70 cm transmitters.
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$267.99
Antennas-Amplifiers 6530 70cm 200W Low Loss Band Pass Filters
Antennas-Amplifiers 6530 70cm 200W Low Loss Band Pass Filters are designed for stations requiring low insertion loss and reliable front end protection across the 430–450MHz range. Capable of handling up to 200 watts of transmit power, these filters are equally effective in both transmit and receive applications—introducing only 0.12dB of loss while sharply attenuating out of band signals. Installed after a 200 watt transmitter, the 6530 helps suppress unwanted emissions and reduces interference into neighboring bands. When positioned ahead of a wideband preamplifier, it prevents overload and desensitization caused by strong signals outside the passband, making it ideal for weak signal, contesting, repeater, and EME applications. The 6530 filter employs high Q coils and capacitors with unloaded Q values exceeding 1500, ensuring steep skirts and excellent selectivity. For durability, a rigid 0.8 mm brass enclosure provides mechanical stability and long service life. N type female connectors ensure secure, low loss connections.
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$288.99
Antennas-Amplifiers 15M High Power Band Pass Filters
Antennas-Amplifiers 15M High Power Band Pass Filters cover the 21.0-21.45MHz frequency range, with power handling capabilities up to 4,000W PEP and they are perfect for multi-station environments like special events, field days and portable operation to protect receivers from excessively strong out-of-band signals. The ATF-5540 is ideal for both reception and transmission and is designed to have an extremely insertion low loss of less than 0.12 dB from 21.0-21.45MHz (15 meters) and significantly suppresses out-of-band interference. All Measurements on the assembled filters were performed with a full 2-port calibrated HP8753ES network analyzer. The ATF-5540 Band Pass Filters are engineered with an advanced filter design, enclosed in a robust powder-coated aluminum enclosure. They are equipped with silver-plated SO-239 connectors, ensuring exceptionally low insertion loss, minimal SWR, and high attenuation of out-of-band signals across the entire 15M band.
Not Yet Reviewed
$392.99
Antennas-Amplifiers 6311 2-meter 200W Narrow Band Pass Filters
Antennas-Amplifiers 6311 2 meter 200W Narrow Band Pass Filters are engineered to deliver reliable, high-performance signal conditioning across the full U.S. 2 meter amateur band (144–148 MHz). Designed to handle power levels up to 200 watts, these filters effectively refine transmitter output while also serving as protective front-end filters for broadband preamplifiers, shielding sensitive equipment from unwanted out-of-band signals. Built with precision high Q coils and premium capacitors, they achieve exceptionally low insertion loss while maintaining outstanding selectivity. These filters also help mitigate TVI issues and reduce interference from nearby strong transmitters on HF, 6m, or 70cm bands, ensuring smoother operation and improved coexistence with neighboring systems.
Not Yet Reviewed
$295.99
Antennas-Amplifiers 6320 2-meter 1500W Transmit Band Pass Filters
Antennas Amplifiers 6320 2 Meter 1500W Transmit Band Pass Filters are engineered for high performance 144–148MHz operation, delivering exceptionally low loss and outstanding harmonic suppression for demanding transmit and receive environments. Built with ultra high Q coils and capacitors—each exceeding a Q factor of 4500—these filters achieve their low loss performance through precise component selection and meticulous factory alignment. Designed primarily for high power transmitting applications, the 6320 also excels as a receive chain protector, making it suitable for placement ahead of wideband LNAs (low noise amplifier) to shield sensitive front end devices from powerful out of band RF energy. Supporting amplifiers such as the 8877, GS35, GS31, and other tube or transistor based stages up to 1.5kW output, the 6320 delivers exceptional stability under heavy load. Its integrated 12VDC cooling fan ensures reliable thermal management during extended operation, while rugged N type female connectors provide secure, low loss RF connections. The filter's performance makes it ideal for DXpeditions, multi multi contest stations, and installations where strong HF, 6 meter, 1.25 meter, or 70 centimeter signals would otherwise overload receivers or degrade system sensitivity. Offering deep suppression of unwanted signals from HF (1.8–28MHz), 50–54MHz, and 70cm (430–440MHz), the 6320 effectively eliminates harmonics and reduces the risk of TVI and RFI issues—an important advantage for operators working in close proximity residential environments. All performance data for the 6320 is verified using an HP8753ES network analyzer with full two port calibration, ensuring accuracy and real world confidence in its measured attenuation and insertion loss characteristics.
Not Yet Reviewed
$408.99
Antennas-Amplifiers HF 2500W High Pass Filters
Antennas-Amplifiers HF 2500W High Pass Filters are passive RF devices designed to pass signals above a defined cutoff frequency while rejecting unwanted lower-frequency signals. It is intended for use in environments where suppression of low-frequency interference is required, such as from low frequency (LF) transmitters (30–300 kHz) or medium wave AM broadcast stations (526.5–1450 kHz). These filters are particularly effective in mitigating interference from these sources. An optional notch filter can be implemented to target and further suppress specific AM broadcast frequencies. Measured data for these 5720 High Pass Filters was obtained using a fully calibrated HP8753ES 2-port network analyzer. These excellent results were achieved by careful selection of components and design.
Not Yet Reviewed
$551.99
Antennas-Amplifiers 6250 2-meter Receive Band Pass Filters
Antennas Amplifiers 6250 2 Meter Receive Band Pass Filters offer an economical and highly effective solution for operators seeking clean, selective performance across the 144–148MHz VHF 2-meter band. Designed with carefully tuned, high selectivity circuitry, these filters maintain an impressively low insertion loss of under 0.4 dB, ensuring excellent signal transparency while minimizing degradation of weak signals. Precise engineering and adjustment techniques deliver an input return loss better than –20dB, providing stable, low noise operation ideal for sensitive receive paths. Featuring a 50 ohm nominal impedance and N-Type connectors, the 6250 filters integrate seamlessly into a wide range of 2 meter receive only setups, including weak signal stations, repeater sites, satellite ground stations, and multi radio environments where strong out of band signals can impair performance. These filters offer a reliable, cost effective way to enhance 2 meter reception while protecting front end equipment from unwanted interference.
Not Yet Reviewed
$129.99
Antennas-Amplifiers 6400 1.25-meter Receive Band Pass Filters
Antennas-Amplifiers 6400 1.25-meter Receive Band Pass Filters are optimized for the 1.25-meter (220–225MHz) amateur band, these filters deliver reliable 50 ohm performance with <0.25 dB insertion loss, preserving weak signals while reducing out of band interference. N type female connectors ensure consistent, low loss connections, and the filter's long lasting construction makes it a smart, economical choice for operators seeking enhanced receive performance without compromise. Antennas-Amplifiers continues to set the standard in high performance RF engineering, offering one of the broadest and most advanced collections of ham radio antennas, low noise components, and precision band pass filters available today. The 6400 Series 1.25 meter Receive Band Pass Filters are expertly engineered with high Q designs and exceptionally low insertion loss, ensuring outstanding selectivity and signal purity across demanding multi station, contest, and DX environments.
Not Yet Reviewed
$139.99
Antennas-Amplifiers 6344 Double 2x200W 2m & 70cm Bandpass Filters
Antennas-Amplifiers 6344 Double 2x200W 2m & 70cm Bandpass Filters are a dual band, dual power 2×200W band pass filter engineered for clean, interference free operation on both 144–148MHz (2m) and 430–450MHz (70cm). This "double" filter design incorporates two independent high power bandpass sections, each rated for 200 watts, providing exceptional filtering performance for stations using a single feed dual band antenna. Built to dramatically reduce unwanted signals, the 6344 suppresses not only HF, 6m, 4m, and FM broadcast interference but also problematic intermediate VHF/UHF frequencies such as 170MHz and 210MHz, as well as key harmonic ranges including 288MHz, 720MHz, 880MHz, and more. The result is a cleaner signal path and significantly reduced receiver overload in busy RF environments. With very low insertion loss on both amateur bands, the filter maintains full transmit and receive performance while sharply attenuating out of band energy. Its dual band architecture makes it especially ideal for use with 2m/70cm dual band antennas that use a single connector, providing excellent front end protection without complicating station layout.
Not Yet Reviewed
$404.79
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$459.99
Antennas-Amplifiers 6347 Dual Band 2M/70cm 750W Diplexers
Antennas-Amplifiers 6347 Dual Band 2M/70cm 750W Diplexers are high power, bidirectional 750 watt diplexers designed for seamless operation across the 2-meter (144–148MHz) and 70cm (430–450MHz) amateur bands. It provides efficient VHF/UHF signal combining and separation, ensuring maximum flexibility for single feed and dual feed station configurations.
Not Yet Reviewed
$368.99
Antennas-Amplifiers 6340 2m/70cm Dual Band 200W Bandpass Filters
Antennas-Amplifiers 6340 2m/70cm Dual Band 200W Bandpass Filters are precision engineered for operators who demand clarity, power, and reliability. Designed with exceptionally low insertion loss and a 200 watt power rating, these filters excel at both transmit and receive, preventing receiver overload from HF, 6m, and 4m stations while powerfully suppressing harmonics above 450MHz, including 720MHz, 864MHz, GSM 930MHz, and even 23cm at 1296MHz. With an input return loss better than –26dB, a broad operating range of 144–450MHz, and features N type female connectors. Their precise bandpass design allows only the 2m and 70 cm bands to pass cleanly, ensuring that unwanted signals and interference are effectively eliminated for consistently clear communications. Compact, easy to integrate, and especially well suited for dual band antennas, these filters bring professional grade performance to your shack.
Not Yet Reviewed
$318.99
Antennas-Amplifiers 20M High Power Band Pass Filters
Antennas-Amplifiers 20M High Power Band Pass Filters cover the 14.0 – 14.35MHz frequency range, with power handling capabilities up to 4,000W PEP and they are perfect for multi-station environments like special events, field days and portable operation to protect receivers from excessively strong out-of-band signals. The ATF-5530 is ideal for both reception and transmission and is designed to have an extremely insertion low loss of less than 0.12 dB from 14.0 – 14.35MHz (20 meters) and significantly suppresses out-of-band interference. All Measurements on the assembled filters were performed with a full 2-port calibrated HP8753ES network analyzer. The ATF-5530 Band Pass Filters are engineered with an advanced filter design, enclosed in a robust powder-coated aluminum enclosure. They are equipped with silver-plated SO-239 connectors, ensuring exceptionally low insertion loss, minimal SWR, and high attenuation of out-of-band signals across the entire 20M band.
Not Yet Reviewed
$392.99
Antennas-Amplifiers 10M High Power Band Pass Filters
Antennas-Amplifiers 10M High Power Band Pass Filters cover the 28.0-29.0MHz frequency range, with power handling capabilities up to 4,000W PEP and they are perfect for multi-station environments like special events, field days and portable operation to protect receivers from excessively strong out-of-band signals. The ATF-5550 is ideal for both reception and transmission and is designed to have an extremely insertion low loss of less than 0.15 dB from 28.0-29.0MHz (10 meters) and significantly suppresses out-of-band interference. All Measurements on the assembled filters were performed with a full 2-port calibrated HP8753ES network analyzer. The ATF-5550 Band Pass Filters are engineered with an advanced filter design, enclosed in a robust powder-coated aluminum enclosure. They are equipped with silver-plated SO-239 connectors, ensuring exceptionally low insertion loss, minimal SWR, and high attenuation of out-of-band signals across the entire 10M band.
Not Yet Reviewed
$392.99
Antennas-Amplifiers 40M High Power Band Pass Filters
Antennas-Amplifiers 40M High Power Band Pass Filters cover the 7.0 – 7.3MHz frequency range, with power handling capabilities up to 4,000W PEP and they are perfect for multi-station environments like special events, field days and portable operation to protect receivers from excessively strong out-of-band signals. The ATF-5520 is ideal for both reception and transmission and is designed to have an extremely insertion low loss of less than 0.12 dB from 7.0 – 7.3MHz (40 meters) and significantly suppresses out-of-band interference. All Measurements on the assembled filters were performed with a full 2-port calibrated HP8753ES network analyzer. The ATF-5520 Band Pass Filters are engineered with an advanced filter design, enclosed in a robust powder-coated aluminum enclosure. They are equipped with silver-plated SO-239 connectors, ensuring exceptionally low insertion loss, minimal SWR, and high attenuation of out-of-band signals across the entire 40M band.
Not Yet Reviewed
$392.99
Antennas-Amplifiers 160M High Power Band Pass Filters
Antennas-Amplifiers 160M High Power Band Pass Filters cover the 1.8 – 2.0MHz frequency range, with power handling capabilities up to 4,000W PEP and they are perfect for multi-station environments like special events, field days and portable operation to protect receivers from excessively strong out-of-band signals. The ATF-5500 is ideal for both reception and transmission and is designed to have an extremely low insertion loss of less than 0.1 dB from 1.8 – 2.0MHz (160 meters) and significantly suppresses out-of-band interference. The second harmonic is suppressed by more than 40 db. All Measurements on the assembled filters were performed with a full 2-port calibrated HP8753ES network analyzer. The ATF-5500 Band Pass Filters are engineered with an advanced filter design, enclosed in a robust powder-coated aluminum enclosure. They are equipped with silver-plated SO-239 connectors, ensuring exceptionally low insertion loss, minimal SWR, and high attenuation of out-of-band signals across the entire 160M band.
Not Yet Reviewed
$392.99
Antennas-Amplifiers 17M High Power Band Pass Filters
Antennas-Amplifiers 17M High Power Band Pass Filters cover the 18.068-18.168MHz frequency range, with power handling capabilities up to 2,000W PEP and they are perfect for multi-station environments like special events, field days and portable operation to protect receivers from excessively strong out-of-band signals. The ATF-5570 is ideal for both reception and transmission and is designed to have an extremely insertion low loss of less than 0.32 dB from 18.068-18.168MHz (17 meters) and significantly suppresses out-of-band interference. All Measurements on the assembled filters were performed with a full 2-port calibrated HP8753ES network analyzer. The ATF-5570 Band Pass Filters are engineered with an advanced filter design, enclosed in a robust powder-coated aluminum enclosure. They are equipped with silver-plated SO-239 connectors, ensuring exceptionally low insertion loss, minimal SWR, and high attenuation of out-of-band signals across the entire 17M band.
Not Yet Reviewed
$535.99
Antennas-Amplifiers 12M High Power Band Pass Filters
Antennas-Amplifiers 12M High Power Band Pass Filters cover the 24.890-18.24.990MHz frequency range, with power handling capabilities up to 2,000W PEP and they are perfect for multi-station environments like special events, field days and portable operation to protect receivers from excessively strong out-of-band signals. The ATF-5580 is ideal for both reception and transmission and is designed to have an extremely insertion low loss of less than 0.4 dB from 24.890-18.24.990MHz (12 meters) and significantly suppresses out-of-band interference. All Measurements on the assembled filters were performed with a full 2-port calibrated HP8753ES network analyzer. The ATF-5580 Band Pass Filters are engineered with an advanced filter design, enclosed in a robust powder-coated aluminum enclosure. They are equipped with silver-plated SO-239 connectors, ensuring exceptionally low insertion loss, minimal SWR, and high attenuation of out-of-band signals across the entire 12M band.
Not Yet Reviewed
$535.99
Antennas-Amplifiers 5940 200W 6-meter Band Pass Filters
Antennas-Amplifiers 5940 200W 6-meter Band Pass Filters are extreme low loss 6 meter band pass filters engineered for both transmitting and receiving applications in the 50–52MHz range. Designed for operators who demand clean signals and maximum weak signal performance, these filter excel at pulling DX out of the noise while maintaining exceptional stability under real world RF conditions. With an impressively low insertion loss, and attenuation of just 0.11dB, they are ideal for placement ahead of any LNA (low noise amplifier) , safeguarding sensitive receiver front ends from strong HF transmitters during DXpeditions and multi multi contest environments. The Antennas-Amplifiers 5940 band pass filters deliver powerful suppression of unwanted harmonics—including those around 100MHz, 150MHz, and beyond—ensuring smooth operation and preventing interference from creeping into nearby bands. Built with premium grade components and meticulous filter design, the 5940 provides reliable, repeatable performance while eliminating harmonic emissions from linear amplifiers. Whether used for transmission, reception, or both, these Antennas-Amplifiers 5940 200W 6-meter Band Pass Filters deliver the clarity, protection, and efficiency serious VHF operators expect.
Not Yet Reviewed
$273.99
Antennas-Amplifiers 5960 6-meter 1500W Transmit Band Pass Filters
Antennas Amplifiers 5960 6 Meter 1500W Transmit Band Pass Filters deliver exceptional performance on the 6-meter Magic Band, providing clean, reliable operation across 50–51MHz for high power stations. Engineered with precision wound high Q coils and capacitors boasting a Q factor exceeding 4000, this filter achieves remarkably low insertion loss through meticulous component selection and exacting tuning. Designed to operate seamlessly with high power linear amplifiers—including 8877, GS35, GS31, 2×GI7B, and other tubes up to 1.5kW output—the 5960 ensures pure, interference free transmission while offering equally strong performance as a receiving filter. Ideal for protecting sensitive front end devices, the 5960 can be placed ahead of a wideband LNA (low noise amplifier) such as those using the PGA 103+, safeguarding against damaging out of band energy in demanding multi multi setups, DXpeditions, or high RF noise environments. These filter deliver outstanding harmonic suppression, effectively eliminating spurious energy around100MHz, 150MHz, and beyond, while also shielding equipment from nearby HF transmitters. The result is a filter that not only enhances transmission purity but also fortifies receiving chains against interference. Through careful engineering and superior component quality, the 5960 provides the robust performance, stability, and signal cleanliness expected from a premium Antennas Amplifiers RF solution.
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$368.99
Antennas-Amplifiers 6510 70cm 50W Narrow Band Pass Filters
Antennas-Amplifiers 6510 70cm 50W Narrow Band Pass Filters are low insertion loss, narrowband 70cm band pass filters engineered to deliver clean, interference free operation across the 430–450MHz frequency range. Designed for both transmit and receive operation, these filters support up to 50 watts of RF power while maintaining an exceptionally low insertion loss of approximately 0.15dB, ensuring strong signal integrity and protecting overall system sensitivity. When installed after a 50W transmitter, the filters effectively suppress unwanted out of band emissions, reducing interference into nearby services. Placed ahead of wideband preamplifiers, they help prevent overload and desensitization caused by strong adjacent band signals—making them well suited for weak signal work, repeaters, and RF dense operating environments. With their compact size and straightforward installation, 6510 filters integrate easily into a variety of UHF station layouts, providing a practical and reliable way to improve signal cleanliness and system performance.
Not Yet Reviewed
$251.99
Antennas-Amplifiers 6505 70cm Low Loss Receive Band Pass Filters
Antennas-Amplifiers 6505 70cm Low Loss Receive Band Pass Filters are engineered for optimal performance in weak signal, terrestrial, and EME applications. Designed for direct connection to a coaxial relay, the 6505 filter minimizes insertion loss in the receive path, ensuring that wideband preamplifiers experience virtually no degradation to their noise performance. By sharply rejecting strong out of band signals, the 6505 provides stable operation in environments with strong adjacent band or high power local signals. The filter is housed in a sturdy 0.8 mm brass enclosure, providing excellent mechanical stability, long term durability, and consistent electrical characteristics over time.
Not Yet Reviewed
$175.99
Antennas-Amplifiers 5560 WARC 30-meter 3kW Transmit Band Pass Filters
Antennas-Amplifiers 5560 WARC 30-meter 3kW Transmit Band Pass Filters are engineered for operators who demand absolute excellence on the 30 meter band. Designed for high power performance from 10.1 to 10.15 MHz, these filters deliver exceptionally low insertion loss—just 0.18 dB—ensuring that every watt counts while preserving outstanding signal integrity. Built for high power multi station environments, they shine in contests, special event operations, field deployments, and any scenario where strong out of band signals threaten receiver performance. With extreme out of band suppression, silver plated SO 239 connectors, and a rugged powder coated aluminum enclosure, these filters combine durability with world class RF purity. Although rated for 2000W, they are purpose designed with overhead to comfortably support up to 3kW, making them equally suited for both high power transmitters and low noise receive paths. As part of the WARC family of amateur bands—30 m, 17 m, and 12 m—these filters deliver the clean, interference free operation that serious operators rely on for reliable communication and superior operating efficiency. Perfect for stations of any size, these 30 meter WARC filters provide the ultra low loss, robust construction, and premium performance that define Antennas Amplifiers' commitment to excellence.
Not Yet Reviewed
$535.99
Antennas-Amplifiers 80M High Power Band Pass Filters
Antennas-Amplifiers 80M High Power Band Pass Filters cover the 3.4 – 4.0MHz frequency range, with power handling capabilities up to 4,000W PEP and they are perfect for multi-station environments like special events, field days and portable operation to protect receivers from excessively strong out-of-band signals. The ATF-5510 is ideal for both reception and transmission and is designed to have an extremely low insertion loss of less than 0.12 dB from 3.5 – 4.0MHz (80 meters) and significantly suppresses out-of-band interference. All Measurements on the assembled filters were performed with a full 2-port calibrated HP8753ES network analyzer. The ATF-5510 Band Pass Filters are engineered with an advanced filter design, enclosed in a robust powder-coated aluminum enclosure. They are equipped with silver-plated SO-239 connectors, ensuring exceptionally low insertion loss, minimal SWR, and high attenuation of out-of-band signals across the entire 80M band.
Not Yet Reviewed
$392.99
Antennas-Amplifiers 5980 6-meter 1500W Transmit Bandpass Filters
Antennas Amplifiers 5980 6 Meter 1500W Transmit Bandpass Filters are engineered for operators who demand absolute performance across the full 50–54 MHz 6 meter frequency range. Designed to partner effortlessly with high power amplifiers—including 8877, GS35, GS31, 2×GI7B, and a wide range of tube or transistor based stages—these filters confidently manage up to 1500 watts, making them an essential addition to any serious station. These filters employ high Q coils and capacitors rated above 4000, achieving remarkably low insertion loss through careful component choices and precise alignment. While the 5980 series is optimized for clean, high power transmission, its architecture also excels in receive chain protection; when placed ahead of wideband LNAs such as those based on the PGA 103+, these filters shield sensitive front end devices from powerful out of band energy. With outstanding suppression of harmonics—including deep attenuation at 100MHz, 150MHz, and beyond—these filters further deliver exceptional rejection of third order harmonics, as well as strong isolation on the 144MHz and 432MHz bands. A specially engineered notch provides deep FM band attenuation from 100–108MHz, and with more than 50dB of suppression on second harmonic content, the 5980 ensures that transmitted signals remain clean, compliant, and interference free. Antennas-Amplifiers 5980 6-meter 1500W Transmit Bandpass Filters are Built for operators who expect both rugged reliability and top tier RF purity, these 6 meter bandpass filters set the standard for high performance Magic Band operation.
Not Yet Reviewed
$386.99