Product Overview

The Grazioli HW20V is a high-performance base-fed 1/2 λ vertical antenna designed for the 20m HF band, engineered to deliver exceptional durability, power handling, and RF efficiency. Built from AW6063-T66 aluminium alloy and CNC-machined components, it supports up to 3 kW continuous all-mode power and includes a detailed assembly manual with a unique serial number for traceability.

Key Features

• Frequency: 20m HF band

• 1/2 λ vertical design, base-fed

• Power handling: Up to 3 kW continuous all-mode

• Custom-built UHF connector:

  • True 50-ohm impedance

  • Rated to 5 kW continuous RF power

  • Nickel-plated brass body, 24K gold-plated pin

  • PTFE insulation for thermal and electrical stability

• Materials:

  • AW6063-T66 aluminium alloy tubing

  • CNC-machined parts for precision fit

  • Stainless steel fasteners (AISI 304 & 316)

  • PTFE and fibreglass insulators

Technical Advantages

• Exceptional heat resistance and RF efficiency

• Precision tube construction minimizes mechanical play

• Connector design ensures low-loss, high-power transfer

• Environmental resilience: moisture-sealed, corrosion-resistant

• Includes assembly manual and serial number for batch identification.