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power
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Antennas : Baluns : 4 to 1 balun
- Low Power 4:1 Balun
- Build a Low Power 4:1 Balun , by Charles Greene, W1CG with full-color, full-resolution graphics from the pages of QRP Homebrewer
[Hits: 2914 | Votes: 1 | Rate: 5.00] Antennas : Tuners
- Antenna Tuning Unit
- This homebrewed antenna tuning unit also incorporates a 50-ohm QRP dummy load, power meter (1 or 10 Watts full scale), and SWR meter
[Hits: 4785 | Votes: 3 | Rate: 6.33] Contesting : Stations
- LT1F BadPower
- Bad power -LT1F site of the circulo de radioaficionados rosario Argentina
[Hits: 224 | Votes: 0 | Rate: 0.00] DX Resources : Beacons : 10 meter beacons
- KG4WBH Beacon
- 28.222mhz transmitting with 2 watts of power
[Hits: 121 | Votes: 0 | Rate: 0.00] DX Resources : Beacons : Beacon stations
- OK0EF QRP Beacon
- 10134 kHz beacon power is 500 mW Male Pritocno village, locator JO70BC.
[Hits: 451 | Votes: 2 | Rate: 8.00] Manufacturers : Alternative Power : Solar Panels
- Solartech Power Inc
- Solartech Power Inc. manufactures, distributes and sells high efficiency solar panels and wind power turbines.
[Hits: 854 | Votes: 0 | Rate: 0.00] Manufacturers : Antenna Parts : Aluminium Tubing
- Lashen Electronics
- From connectivity for the home or small office and home theater cabling solutions to power management and protection as well as home and office sound and video solutions, lashen electronics has the tools and technology you need to do the job right.
[Hits: 364 | Votes: 3 | Rate: 10.00] Manufacturers : Antennas : GPS
- Wholesale Parts of Florida LLC
- Manufacturers of the world's most comprehensive and powerful line of antennas. TRAM antennas, CB VHF UHF Satellite Marine GPS antennas, masts and mounts.
[Hits: 1944 | Votes: 4 | Rate: 8.25] Manufacturers : Microwave
- Maxdao Technologies
- Maxdao: offer you 7/16, N coaxial connectors, jumper cables, feeder clamps and grouding kits, surge arresters & brackets, wall entries and microwave components used in base tower, power dividers, couplers
[Hits: 285 | Votes: 1 | Rate: 10.00] Operating Modes : 50 Mhz Radio Equipment : HF Transceivers : Yaesu FT-897
- FT-897 mods
- FC-30 Fan modification, Mars/Cap mod for Yaesu FT-897, DRM modification for Yaesu FT-897, FT-897 mod for SGC-230 DC power
[Hits: 4200 | Votes: 7 | Rate: 3.43] Shopping and Services : Alternative Power
- Wire Free Direct LtD
- UK company that's a full-line dealer for wind and solar power systems, plus system design.
[Hits: 127 | Votes: 0 | Rate: 0.00] Shopping and Services : Bags and Cases
- Power Port
- Handheld Radio Pouches, Power Supplies, Solar Recharging Systems, GPS Navigation Devices and 12V Accessories
[Hits: 427 | Votes: 0 | Rate: 0.00] Shopping and Services : RF Tubes
- QRO-Parts.com
- Svetlana tubes also Russian capacitors,vacuum and coaxial relay, for RF Power Linear Amplifier builders. Amateur-Radio, Broadcast. Full Online Catalog.
[Hits: 499 | Votes: 74 | Rate: 8.95] Software : DSP
- NU-Tech
- NU-Tech is a powerful DSP platform to validate and real-time debug complex algorithms, simply relying on a common PC. Thanks to an easy plug-in architecture, the developer can write his own NUTSs (NU-Tech Satellites) in C++ and immediately plug them into the graphical interface design environment.
[Hits: 499 | Votes: 0 | Rate: 0.00] Technical Reference : Alternative Power
- Free Sun Power
- Free basic and advanced system design tutorials for every component and aspect of solar power. Plus system sizing calculators, battery bank calculators and wire size calculators
[Hits: 494 | Votes: 1 | Rate: 10.00] Technical Reference : Amplifiers : HF Amplifiers
- Grounded Grid Amplifier
- Picture of a power amplifier, made using of GI-7B triodes by Bob Briggs, VK3ZL
[Hits: 1553 | Votes: 1 | Rate: 2.00] Technical Reference : Amplifiers : VHF Amplifiers
- RW3AZ VHF amplifiers page
- 2m/70cm GS31B Power amplifier pictures
[Hits: 878 | Votes: 3 | Rate: 7.67] - 144 Mhz power amplifier 4CX250B
- This page provides information on the design and practical implementation of a rather inexpensive 144 MHz high power amplifier using a pair of ceramic tetrodes type 4CX250B by LA0BY
[Hits: 6738 | Votes: 11 | Rate: 4.09] - A 20W Amplifier for 2 meters
- VU2RAR basic VHF power amplifier suitable for 144-146 Mhz output power can vary from 3 to 25 Watts.
[Hits: 1851 | Votes: 4 | Rate: 7.50] Technical Reference : Coax Cables and Connectors
- Anderson PowerPole Connectors
- This standard assures that any radio can be connected correctly to any power supply. Here you can find some assembly notes
[Hits: 400 | Votes: 0 | Rate: 0.00] Technical Reference : Filters Technical Reference : Power Supply
- 12 Volt 30 Amp Power Supply
- Project for a 12 volt, 30 ampere Power Supply Unit
[Hits: 12782 | Votes: 11 | Rate: 5.91] - 28 VDC Power Supply
- This little project will make a portable 28 Volt DC power supply using two 12 Volt, 4.5 Ah rechargeable lead-acid batteries
[Hits: 934 | Votes: 0 | Rate: 0.00] Technical Reference : Vacuum tube
- Vacuum tube liquid cooling system
- This article describes an alternative to water as the cooling liquid for amateur radio vacuum tube power amplifiers. This cooling system is designed for adequate vacuum tube cooling, reasonable cost, and very low maintenance. By K8CU
[Hits: 336 | Votes: 0 | Rate: 0.00]
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