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Grazioli Antenne Parts and Accessories
Grazioli Antennas MV6 UpKit 40M Upgrade Kits
The Grazioli Antennas MV6 UpKit is a purpose-built 40-meter upgrade kit designed to expand the capabilities of the MV6 multiband vertical antenna by adding coverage of the 40-meter amateur band (7 MHz). Engineered for straightforward installation, the UpKit converts the existing MV6 into a configuration equivalent to the MV7 by incorporating the components necessary to support efficient 40-meter operation while retaining the antenna's original multiband functionality. The upgrade utilizes a specially designed capacitive-cap loading coil assembly together with an additional vertical radiator section that transforms the MV6's central radiator into a dual-band 40/20-meter radiating system. Once installed, the upgraded antenna gains 40-meter capability while maintaining the performance characteristics of the original MV6 design. The kit supports up to 1,500 watts SSB operation on the 40-meter band and includes all required components for installation along with detailed instructions. Dual-Band 40/20 Meter Conversion At the heart of the MV6 UpKit is a loading system consisting of a capacitive-cap coil assembly and an additional vertical radiator section. These components work together to convert the existing MV6 central radiator into a dual-band element capable of operation on both 40 and 20 meters. The loading coil provides the inductive loading required for efficient 40-meter operation, while the capacitive top section helps optimize electrical performance and allows the radiator to function effectively across both bands. DBFC Counterpoise System The MV6 UpKit includes the DBFC (Dual Band Folded Counterpoise) system, a specialized wire counterpoise designed to be installed on the existing MV6 radial structure. This system creates the proper electrical counterpoise required for resonance and impedance matching on the 40-meter band. By integrating with the existing radial system, the DBFC design provides a compact solution that eliminates the need for long wire radials while extending low-band performance. Once installed, the upgraded MV6 utilizes the same fundamental 40-meter operating concept incorporated into the MV7 antenna. Simple Installation The MV6 UpKit is supplied as a complete package containing the components required to perform the 40-meter conversion. Installation is designed to be quick and straightforward when following the instructions provided in the included manual, allowing existing MV6 owners to add 40-meter capability without replacing their antenna system. MV7 Equivalent Performance Once installed, the MV6 UpKit makes the MV6 functionally equivalent to the Grazioli Antennas MV7 by incorporating the same 40-meter operating architecture. This provides MV6 owners with a cost-effective path to expanded band coverage while preserving their existing antenna investment. Built for Amateur Radio Applications Designed specifically for Amateur Radio operators seeking additional HF band coverage, the MV6 UpKit extends the versatility of the MV6 platform without requiring a complete antenna replacement. The compact upgrade adds 40-meter capability through a carefully engineered combination of loading, radiating, and counterpoise components while maintaining the performance-focused design philosophy of the Grazioli antenna product line.
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$289.99
Grazioli Antennas MV3 HF Tri-Band 20/15/10M Vertical Ground Plane Antennas
The Grazioli Antennas MV3 is a base-fed 1/4-wave tri-band vertical ground plane antenna designed for operation on the 20, 15, and 10-meter Amateur Radio bands. Engineered to provide an excellent balance of performance, durability, and low visual impact, the MV3 is an ideal solution for operators seeking a compact multiband antenna without sacrificing efficiency. Standing 18.5 ft (5.63 m) tall and weighing just 11.0 lb (5 kg), the MV3 is lightweight yet rugged, making it suitable for a wide range of installations while typically requiring no guying under normal conditions. Constructed from premium AW6063-T66 aluminum alloy tubing, precision CNC-machined aluminum components, and high-quality AISI 304 and AISI 316 stainless steel hardware, the MV3 is built to provide years of dependable service in demanding outdoor environments. The antenna is rated for up to 3 kW continuous power in all operating modes and includes a detailed assembly manual along with a unique serial number identifying the production batch and manufacturing data for quality traceability. Note: For installations in areas subject to exceptionally high winds, the use of non-conductive guy ropes is recommended for additional mechanical support. High-Performance Tri-Band Design The MV3 is a resonant vertical antenna designed specifically for operation on the 20, 15, and 10-meter amateur bands. Its direct-feed design eliminates the need for impedance transformers or matching devices that could introduce losses or limit power-handling capability. By utilizing a resonant feed system, the antenna maintains efficient RF power transfer while supporting its full 3 kW continuous power rating. The antenna incorporates a high-impedance inductive network that creates a DC-grounded condition, helping to dissipate atmospheric electrical disturbances and electrostatic charges that may accumulate on the antenna structure. DBFC Counterpoise System The MV3 incorporates Grazioli's DBFC (Dual Band Folded Counterpoise) system, a unique counterpoise design that enhances operation across all supported bands while maintaining a compact installation footprint. The system utilizes four aluminum radial elements measuring 7.9 ft (2.4 m) each, along with an additional radial constructed from AISI 316 stainless steel cable. This arrangement eliminates the need for loaded radial systems or long wire radials spread across a roof or property. The DBFC design assists with maintaining proper antenna operation even in installations located near the ground or on rooftop structures while preserving efficiency and simplifying installation. FAIR-RITE RF Choke System The MV3 is supplied with an original FAIR-RITE FT240-43 ferrite toroid, manufactured in the USA, for construction of a high-performance RF choke. When installed directly below the antenna feed point, the choke significantly attenuates common-mode currents within the HF spectrum from 1.8 to 30 MHz. This helps maximize antenna performance while reducing unwanted RF current on the feed line. Proprietary High-Power UHF Connector Rather than utilizing a conventional commercial SO-239 connector, the MV3 features a proprietary connector designed and manufactured by Grazioli. The connector provides a true 50-ohm characteristic impedance and is rated for operation up to 500 MHz. Heavy-Duty Mounting System The MV3 mounting bracket is fabricated from 0.098 in (2.5 mm) thick AISI 304 stainless steel and secures to the antenna through a robust clamping system that provides exceptional mechanical strength. Mast attachment is accomplished using an AISI 304 stainless steel M6 V-bolt and column-nut assembly, ensuring a secure installation and long-term reliability in outdoor operating environments.
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$469.99
Grazioli Antennas G-Max 10 & 11 Meter 5/8-Wave Collinear Vertical Antennas
Grazioli Antennas G-Max 10 & 11 Meter 5/8-Wave Collinear Vertical Antennas are the world's first and only vertical antennas for the 10 and 11 meter bands to utilize a true 5/8-wave collinear configuration, delivering gain well beyond that of a conventional 1/4-wave design. Built on the proven mechanical platform of the FE10V, the G-Max delivers performance comparable to, and in some cases surpassing, that of a 2-element Yagi while maintaining the key advantage of omnidirectional coverage. The G-Max stands apart from conventional vertical antennas, including 5/8-wave, J-Pole, and other competing designs. Its high gain, compressed radiation pattern, and low-angle radiation characteristics provide outstanding local and DX performance, setting a new benchmark for omnidirectional 10 and 11 meter operation. Materials & Construction: The antenna is constructed from AW6063-T66 aluminum alloy, a high-strength aluminum-magnesium-silicon alloy hardened to the T66 temper. This material provides exceptional durability through an extrusion and cold-drawing process. Precision-manufactured tubing maintains tight tolerances for both diameter and wall thickness, ensuring accurate fitment with minimal play between sections. The ground plane consists of four heavy-duty 8.9-foot full quarter-wave radials built from two telescoping sections secured with clamps. Radial sections measure 0.50 and 0.39 inches in diameter. The radials are attached to the support plate using U-bolts and self-locking nuts, while four fiberglass reinforcements strengthen the mounting points and help prevent tube deformation during installation and operation.\ The Phasing Correction Coil: The G-Max phase coil is strategically positioned between the two central radiating sections and performs three critical functions essential to the antenna's collinear design. First, it introduces a 180° phase shift between the lower 1/4-wave section and the upper 5/8-wave section, ensuring the entire radiating element operates in phase for maximum efficiency. Second, the coil compensates for the significant capacitive reactance present in the upper 5/8-wave section through its inherent inductive reactance. Third, it transfers RF power to the upper radiating section with minimal loss, maintaining efficient energy distribution throughout the antenna. These functions are made possible by the coil's high-Q design, engineered to provide precise phase control, effective reactance compensation, and low-loss power transfer for optimum performance. The Fixing Bracket: The heavy-duty mounting bracket is manufactured from 0.09 in. (2.5 mm) thick AISI 304 stainless steel for excellent strength and corrosion resistance. It attaches to the antenna tube using a clamping system that provides an exceptionally secure mechanical connection. Mast mounting is accomplished with AISI 304 stainless steel M6 V-bolts and high-profile nuts, allowing for easy installation and secure tightening while ensuring long-term durability in outdoor environments. Additional Features & Specifications: - Radiation Type: Omnidirectional - Polarization: Linear Vertical - Gain: 3.5 dBd (5.65 dBi) - Bandwidth (SWR 2:1): ≥ 1.3 MHz @ 27 MHz - SWR at Resonance: ≤ 1.2 typical, < 1.1 - Feed System: Direct feed with DC-ground choke - Input Connector: 50 Ω UHF SO-239 female, PTFE insulator, gold-plated pin - Maximum Input Power: 5,000 watts continuous, all modes - Antenna Height (with mounting tube): 35.60 ft. (10.85m) - Radial Length: 8.90 ft. (2.7m) (full quarter-wave) - Mounting Mast Diameter: 1.57 – 2.12 in. (40-54mm) - Wind Survival (with guy ropes, no ice): 80.78 MPH (130 km/h) - Antenna Net Weight: 15 Lbs. (6.8kg) - Package Dimensions: 5.50 x 5.50 x 57.0 in. (14 × 14 × 145cm) - Shipping Weight: 18.07 lbs.8.2 kg
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$449.99
Grazioli Antennas HW20V 20M End-Fed 1/2-Wave Vertical Dipole Antennas
Grazioli Antennas HW20V 20M 1/2-Wave Vertical Dipole Antennas are a base-fed 1/2-wave vertical dipole antenna designed for use on the entire 20-meter band and tuned through a PTFE-insulated high-voltage variable capacitor. It features heavy-duty construction using AW6063-T66 aluminum alloy tubing and CNC-machined components for exceptional strength and durability. The antenna is supplied with premium AISI 304 and AISI 316 stainless steel hardware to ensure long-term corrosion resistance and dependable outdoor performance. Designed for demanding Amateur Radio applications, the HW20V is rated for up to 3kW continuous power in all operating modes. Each antenna includes a detailed assembly manual and a unique serial number that identifies the production batch and manufacturing data for quality traceability. Note: The HW20V includes three guy-rope attachment clamps. The use of guy ropes is strongly recommended for maximum stability and performance in high-wind conditions. Materials & Construction The HW20V is constructed from premium AW6063-T66 aluminum alloy tubing, widely regarded as one of the best materials for antenna construction due to its excellent combination of strength, corrosion resistance, and durability. Precision extrusion and cold-drawing processes produce tubing with tightly controlled diameters and wall thicknesses, ensuring accurate fitment between sections. This high level of manufacturing precision minimizes movement between telescoping elements, resulting in a stronger assembly, easier installation, and long-term mechanical stability. High-"Q" LC matching circuit The HW20V uses a specially designed high-Q parallel LC matching circuit to efficiently match the high feed-point impedance of a base-fed half-wave vertical antenna. The air-wound matching coil features widely spaced turns and no metal core, minimizing losses and maximizing efficiency. A PTFE-insulated variable capacitor mounted at the base allows for convenient tuning and is rated to withstand voltages exceeding 40 kV. The matching network is highly resistant to temperature changes, rain, humidity, and high-power operation, ensuring stable performance in demanding conditions. Optimized inductance and capacitance values provide efficient power transfer and support up to 3 kW of continuous RF power in all operating modes. The matching coil is also DC-grounded to help reduce atmospheric noise and static buildup. UHF Connector The HW20V features a premium UHF SO-239 connector engineered for true 50-ohm impedance and reliable high-power performance. Unlike typical commercial SO-239 connectors, it is specifically designed to maintain consistent electrical characteristics up to 500 MHz. The connector is rated to handle up to 5 kW of continuous RF power at 30 MHz and more than 3 kW at 50 MHz, providing a robust connection for demanding amateur radio applications. The body is made of CW614N nickel-plated brass, while the pin is plated in 24K gold to avoid oxidation and is equipped with a 4-fin insulator that maintains its centering and elasticity to avoiding contact losses. The insulating material is PTFE, one of the best insulators due to its exceptional electrical and thermal properties (low dielectric constant and reduced loss factor, operating temperature from -100 to +260 °C). The assembly is protected by a special elastomer hood that prevents water and humidity infiltration. Mounting Bracket The heavy-duty mounting bracket is manufactured from 0.09 in. (2.5 mm) thick AISI 304 stainless steel for excellent strength and corrosion resistance. It attaches to the antenna tube using a clamping system that provides an exceptionally secure mechanical connection. Mast mounting is accomplished with AISI 304 stainless steel M6 V-bolts and high-profile nuts, allowing for easy installation and secure tightening while ensuring long-term durability in outdoor environments.
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$419.99
Grazioli Antennas FE10V 10 & 11 Meter 5/8-Wave Vertical Antennas
The Grazioli Antennas FE10V is a high-performance 5/8-wave vertical antenna for the 10 and 11 meter bands, tunable from 26 to 30 MHz. Designed for serious amateur radio and CB operators, it features a low radiation angle for excellent long-distance performance and is engineered to withstand extremely high power levels up to 5 kW CW continuous duty. With a total height of 7.63 m (25.0 ft) and a rugged 6 kg (13.2 lb) construction, the FE10V combines strong electrical performance with exceptional mechanical durability. The High-Q Coil: A key feature of the FE10V is its generously sized air-wound matching coil. Suspended without metal cores and optimized with a length-to-diameter ratio of 1.3, wide turn spacing, and carefully selected conductor dimensions, the coil achieves an impressive Q factor of approximately 2500 at 28 MHz. This design minimizes RF losses, maximizes efficiency, and contributes to the antenna's ability to handle very high power levels. The coil is also DC-grounded, helping reduce atmospheric noise and static buildup. Custom 50 Ohm UHF Connector: Unlike standard commercial SO-239 connectors, the FE10V uses a proprietary connector designed and manufactured by Grazioli Antennas. It provides a true 50 Ohm impedance and is rated for operation up to 500 MHz. Built to withstand continuous 5 kW operation at 30 MHz, the connector features a nickel-plated CW614N brass body, a 24K gold-plated center pin, a four-fin insulating support for reliable contact pressure, and a PTFE insulator with excellent electrical and thermal properties. A protective elastomer hood helps prevent water and moisture intrusion. Heavy-Duty Mounting System: The mounting bracket is manufactured from 2.5 mm thick AISI 304 stainless steel and secures to the antenna using a clamp-style locking system for exceptional mechanical strength. Mast attachment is provided by AISI 304 stainless steel M6 V-bolts and high-profile nuts that simplify installation and tightening while ensuring long-term durability in outdoor environments Additional Features & Specifications: Electrical Specifications • Antenna Type: 5/8-wave ground plane with four full 1/4-wave radials • Frequency Range: Tunable from 26.0 to 30.0 MHz • Impedance: 50-Ohm, unbalanced • Radiation Pattern: Omnidirectional • Polarization: Vertical, linear • Gain: 1.5 dBd / 3.65 dBi • Bandwidth (SWR 2:1): ≥ 1.4 MHz at 26 MHz to ≥ 1.6 MHz at 30 MHz • SWR at Resonance: ≤ 1.2:1 at the antenna connector • Maximum Input Power: 5,000 watts continuous, all modes • Feed System: High-Q air-wound matching coil with DC-ground design • Input Connector: 50-Ohm UHF female connector with PTFE insulator and gold-plated center pin Mechanical Specifications • Materials: AW6063-T66 hard-drawn aluminum alloy tubing, fiberglass, brass, and PTFE. All hardware is AISI 304 and AISI 316 stainless steel. • Wind Surface Area: 3.12 sq. ft. • Wind Load @ 81 MPH: 63 lbf (pound-force) • Wind Survival Rating (No Ice): 81 MPH • Antenna Height: 25.0 ft. at 26 MHz • Radial Length: 8.9 ft. (full 1/4-wave radials) • Mast Mounting Diameter: 1.57 to 2.13 in. • Antenna Weight: 13.2 lbs. • Shipping Carton Dimensions: 5.5 × 5.5 × 57.1 in. • Shipping Weight: 16.1 lbs.
Not Yet Reviewed
$355.99
Grazioli Antennas HW10V 10 & 11 Meter 1/2-Wave Vertical Antennas
The Grazioli Antennas HW10V is a 1/2-wave vertical antenna for the 10 and 11 meter bands and is tunable from 26 to 30 MHz. Fed at the base, the antenna is tuned by adjusting the whip length and fine-tuning a PTFE-insulated high-voltage variable capacitor located at the base. Designed for both 10-meter Amateur band and 11-meter CB band, the HW10V combines a compact 19.5-foot height (5.94m) with rugged construction and continuous power handling up to 3 kW in all operating modes. High-Q LC Matching Circuit The HW10V utilizes a specially designed parallel LC matching network to adapt the high feedpoint impedance typical of base-fed 1/2-wave vertical antennas. The high-Q coil is generously sized, air-wound, and free of metal cores, while the coaxial variable capacitor is positioned at the base for convenient tuning. Constructed with PTFE insulation and capable of withstanding voltages exceeding 40kV, the matching system is resistant to temperature changes, rain, humidity, and heat generated during high-power operation. Careful optimization of the inductance and capacitance values results in excellent efficiency, reliable operation, and continuous power handling up to 3kW. The coil is also DC-grounded to help reduce atmospheric noise. Custom 50-Ohm UHF Connector The HW10V does not use a standard commercial SO-239 connector. Instead, it is equipped with a proprietary 50-Ohm connector designed and manufactured by Grazioli Antennas. Rated for operation up to 500 MHz, the connector features a nickel-plated CW614N brass body, a 24K gold-plated center pin, and a PTFE insulator. A four-fin support system maintains proper pin alignment and contact pressure while a protective elastomer hood helps prevent moisture intrusion for long-term reliability. Heavy-Duty Construction The HW10V is built from AW6063-T66 aluminum alloy tubing and CNC-machined components, with all hardware manufactured from high-quality 304 and 316 stainless steel for excellent corrosion resistance and long service life. The mounting bracket is constructed from 0.098 in (2.5 mm) thick AISI 304 stainless steel and uses a robust clamping system combined with an AISI 304 stainless steel M6 V-bolt mast coupler for secure installation. Each antenna includes a detailed assembly manual and a serial number identifying the production batch and construction data. Additional Features & Specifications: Electrical Specifications • Antenna Type: 1/2-wave end-fed vertical dipole • Frequency Range: Tunable from 26 to 30 MHz • Impedance: 50 Ohm, unbalanced • Radiation Pattern: Omnidirectional • Polarization: Vertical, linear • Gain: 0 dBd / 2.15 dBi • Bandwidth (SWR 2:1): ≥ 1.7 MHz at 28 MHz • SWR at Resonance: ≤ 1.2:1 typical, ≤ 1.1:1 • Maximum Input Power: 3,000 watts continuous, all modes • Feed System: High-Q L-C matching circuit with DC-ground design • Input Connector: 50-Ohm UHF female connector with PTFE insulator and gold-plated center pin Mechanical Specifications • Construction Materials: AW6063-T66 hard-drawn aluminum alloy tubing, fiberglass, brass, and PTFE. All hardware is AISI 304 and AISI 316 stainless steel. • Wind Surface Area: 2.10 sq. ft. • Wind Load @ 81 MPH: 41.9 lbf (pound-force) • Wind Survival Rating (No Ice): 81 MPH • Antenna Height: 19.5 ft. (5.94m) • Radiator Length: 17.7 ft. (5.38m), 1/2-wave radiator • Mast Mounting Diameter: 1.57 to 2.13 in. • Antenna Weight: 6.8 lbs. • Shipping Carton Dimensions: 5.5 × 5.5 × 57.1 in. • Shipping Weight: 9.5 lbs.
Not Yet Reviewed
$295.99