hf power supply
16 links
- Mini-Whip Active Antenna
- This HF active antenna is a build of the PA0RDT Mini-Whip from a kit, it covers the entire HF band (3 to 30 MHz) and below (supposedly down to 10 kHz). It is powered by an external 12-15V supply, consuming about 50 mA.
[ Hits: 92 | Votes: 0 | Rating: 0 ]
- Pro Audio Engineering
- High-quality products for broadcast and amateur radio. Kx33 Low-RFI AC Power Supply for HF Transceivers, Elecraft Heatsinks, Fair-Rite Mix 31 Ferrites
[ Hits: 118 | Votes: 0 | Rating: 0 ]
- MaCo Antennas
- Maco Manufacturing, HF Antennas, gamma matches, cable assemblies, power supply, swr meters, watt meters
[ Hits: 12711 | Votes: 29 | Rating: 6.65 ]
- RM Italy
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- RM is an Italian company operating in the radio communication field since 1974, main products are: HF-CB-VHF-UHF-Dual Band Amplifier, Power Supply, DC-DC Converters Antennas and more
[ Hits: 42734 | Votes: 102 | Rating: 6.83 ]
- MALtronix
- Maltronix, HF antennas, dipoles and verticals, switching power supply, power distribution, antenna switch
[ Hits: 740 | Votes: 1 | Rating: 10 ]
- Jetstream
- Antennas, base mobile scanner and vhf antenna, coax cables, coax switch, Lightning Arrestor, mounts, power supply, speakers and wattmeters
[ Hits: 5661 | Votes: 5 | Rating: 4.8 ]
- Setting Up Your HF Station
- From buying an amateur radio transceiver, choosing the correct power supply, selecting the antenna and its feed line, to choosing the best microphone and accessories. A nice presentation for beginners.
[ Hits: 187 | Votes: 2 | Rating: 8.5 ]
- Drake R-4C Power Supply Mod
- A simple Drake R-4C receiver power supply modification
[ Hits: 468 | Votes: 0 | Rating: 0 ]
- Pihernz
- Spanish radio dealer offer accessories, antennas and battery chargers, mounting accessories, cables and connectors, radio kits, power supply, pmr, vhf/uhf radios, all products for CB, ham radio and SWL.
[ Hits: 1253 | Votes: 3 | Rating: 5.33 ]
- Amplifier for 15 and 17 meter band
- The two linear amplifiers are ment for use with QRP SSB/CW/FM/AM transmitters on the amateur bands 15 and 17 meters can be powered from a 12 volt DC supply by ON6MU
[ Hits: 1608 | Votes: 0 | Rating: 0 ]
- Stone Creek Special 600 HF RF Amplifier
- This is a Solid State Amplifier Project. It uses 4 MRF150 MosFet Power Transistors. The Power Supply Voltage is 50 VDC at 21.5 Amp. The max power available is 1,075 Watts. The Efficiency is about 65% +/- and runs Class AB Solid State.
[ Hits: 270 | Votes: 0 | Rating: 0 ]
- A Compact 600W Broadband HF Power Amplifier
- A 600W 1.8 MHz to 54 MHz power linear amplifier made using rugged MRF300 transistors featuring output power between 580W and 750W depending on band, power supply: 48V, 18A typical, 20A max
[ Hits: 595 | Votes: 6 | Rating: 7.33 ]
- Building a Robust PL519 Tube HF Amplifier
- his article explores the construction of a PL519 tube amplifier, utilizing Ulrich L. Rohde N1UL's insights. Focusing on a modest 25W continuous output, the design ensures robustness with forced air cooling. The detailed breakdown covers input matching, screen grid voltage generation, bias adjustment, anode power supply, heater power supply, and monitoring circuitry, providing valuable guidance for ham radio enthusiasts.
[ Hits: 39 | Votes: 0 | Rating: 0 ]
- Power amplifier for 2m rig
- An RF power supply for 144 MHz schematics and instructions
[ Hits: 2222 | Votes: 2 | Rating: 4 ]
- Experimental HF 6-band SSB transceiver
- An SSB radio for the HF bands will be presented. Featuring 12 to 20 Watts of output power (depending on DC supply), full DDS frequency generation, covering 6 major frequency bands (1.8, 3.5, 7, 14, 21 and 28 MHz) within the short wave amateur radio spectrum. The rig also features colored LCD and front panel backlight.
[ Hits: 708 | Votes: 14 | Rating: 9.86 ]
- Hight voltage power supply
- High Voltage Supply for GS 35B Amplifier
[ Hits: 2229 | Votes: 6 | Rating: 9.33 ]
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