Diamond Antenna GZV-4000

Diamond Antenna GZV-4000 Switching Power Supply The Diamond GZV-4000 is a high-output, switching mode DC power supply that combines lightweight design with massive 40A continuous capability. Engineered for modern high-power transceivers, it delivers efficient energy management in a compact form factor—operating at over 80% efficiency while remaining insensitive to Radio Frequency Interference, ensuring perfectly clean power even when operated directly next to high-power radio transmitters. Key Features High-Efficiency SMPS Design Switching mode architecture exceeding 80% efficiency delivers 40A continuous output in a compact, lightweight 6.5 lb chassis. RFI-Insensitive Operation Designed to remain interference-free even when operated directly next to high-power HF transmitters. Built-in Speaker & Headphone Jack Integrated internal speaker connects directly to a transceiver speaker jack, plus a front-panel 3.5mm headphone output for convenient audio monitoring. Comprehensive Protection Current fold-back circuitry, over-temperature protection, and front-panel overload LED indicator ensure safe long-term operation. Professional Applications HF/VHF/UHF Base Stations: Powers high-current transceivers like the ICOM IC-7300, Yaesu FT-991A, and Kenwood TS-890S at full output. Mobile-to-Base Conversion: Lightweight SMPS design ideal for portable base station setups at field days and events. Commercial Dispatch: Clean, efficient 24/7 power for institutional and commercial communication hubs. In the Box: Diamond GZV-4000 Switching Power Supply (with attached AC Power Cord), Spare 12A Fuse, and Instruction Manual.