Search Results for "hf power"131 links - and 2 categories
- Understanding Standing Wave Ratios SWR
- We worry a lot about Standing Wave Ratio (SWR) in amateur radio since SWR is one indication of how well our antenna system is working. Most HF transceivers and antenna tuners have built in SWR meters. SWR is a measure of a transceiver’s output power verses the portion of that power reflected by the antenna system By Ken Larson KJ6RZ
[ Hits: 8027 | Votes: 8 | Rating: 4.75 ]
- Gisela Dierking NF/HF-Technik Germany
- Many interessting accessories, like unversal audiofilter, Mixer interface for sound card, highvoltage powersupply,accessories for 706, hamradio vacation, and more
[ Hits: 1591 | Votes: 6 | Rating: 7.67 ]
- HENRY Amplifiers
- Henry Radio amplifiers for HF & VHF UHF Amateur and-or Commercial-Industrial use
[ Hits: 45664 | Votes: 50 | Rating: 5.73 ]
- Amateur radio HF amplifiers and power supplies manufactured in Australia
[ Hits: 19176 | Votes: 26 | Rating: 7.07 ]
- RM Italy
- 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: 41609 | Votes: 96 | Rating: 5.87 ]
- OM Power - HF Amplifier
- Strong RF HF power amplifiers made in europe ! Output 2,5KW 4KW PEP, 160m to 10m.
[ Hits: 8266 | Votes: 26 | Rating: 7.27 ]
- ACOM international, manufacturer of HF power amplifiers, HF Antennas, Antenna tuners, Switches and Crankup masts
[ Hits: 26024 | Votes: 16 | Rating: 7.19 ]
- SGC, Inc.
- Manufacturer of HF transceivers, antenna couplers, antennas, RF Power amplifiers, portable antennas, speakers and other accessories for 28 years.
[ Hits: 7958 | Votes: 10 | Rating: 7.30 ]
- MaCo Antennas
- Maco Manufacturing, HF Antennas, gamma matches, cable assemblies, power supply, swr meters, watt meters
[ Hits: 11889 | Votes: 27 | Rating: 7.07 ]
- Alinco amateur radio transceivers manufacturer. HF Radios, Mobile transceivers, VHF UHF handhelds, receivers, scanners, power supplies and accessories
[ Hits: 12011 | Votes: 13 | Rating: 7.08 ]
- WaveNode Precision Station Monitoring
- The WaveNode WN-1 is a precision, full-featured Amateur Radio Station Monitoring System which now includes Audio Announcing for RF power, SWR, and DC monitoring using HF and UHF remote sensors.
[ Hits: 607 | Votes: 5 | Rating: 8.80 ]
- Midland Consumer Radio, Inc. is one of the most experienced and respected names in radio equipment. Midland offers the broadest line of CB transceivers in the industry, Amateur radio transceivers, VHF marine transceivers, VHF power amplifiers, and RF equipment for the broadcast industry.
[ Hits: 10273 | Votes: 8 | Rating: 5.50 ]
- Diamond Antenna
- Base station and repeater antennas, mobile antennas, ,multi-band HF antennas , handheld transceivers, receiving and scanner antennas, power meters, swr meters, power supplies, coaxial switches
[ Hits: 38855 | Votes: 34 | Rating: 4.84 ]
- 49MHz Hobbyists Site
- A website and email reflector for hobbyists in the unlicensed 49MHz low-power band.
[ Hits: 1664 | Votes: 4 | Rating: 7.50 ]
- Andrews Communications Systems
- Australian dealer, HF linear amplifiers, power supplies, baluns, HF UHF yagis and verticals including multiband HF verticals.
[ Hits: 7495 | Votes: 38 | Rating: 6.71 ]
- Radiodan - W7RF
- BIRD RF power measuring, new and used, HENRY RF power amplifiers (used HF amps), TOHTSU coaxial relays, SAMLEX power supplies, RFI chokes reduce interference, Parts parts, tubes, Used amplifiers, radios, antennas and accessories, Los Angeles, CA.
[ Hits: 1731 | Votes: 3 | Rating: 10.00 ]
- DXtreme software
- DXtreme Software produces powerful and easy-to-use logging applications for radio enthusiasts such as
Amateur Radio operators, Shortwave DXers, Shortwave listeners, Broadcast band DXers, VLF DXers,
VHF, UHF, and TV DXers
[ Hits: 11890 | Votes: 13 | Rating: 7.69 ]
- Homebrew a HF Power Amplifier
- HF power amplifier project by YB0AH
[ Hits: 2675 | Votes: 0 | Rating: 0.00 ]
- SP5GJN - HF Power Amplifiers
- HF home meade power amplifiers by SP5GJN
[ Hits: 24792 | Votes: 27 | Rating: 6.37 ]
- RF and Microwate Power Amplifiers
- RF and Microwave Power Amplifier and Transmitter Technologies, amplifierlinearity, efficiency and
available RF power devices.
[ Hits: 1070 | Votes: 1 | Rating: 10.00 ]
- 2 m. Band VHF PA 5 Watts
- A VHF power amplifier made with two cheap RF transistors, 2N3924 as driver and a BFS22A for final stage, giving an unexpected output power of 7-8 watts maximum
[ Hits: 1506 | Votes: 1 | Rating: 10.00 ]
- Transistor Specifications
- Transistor Specifications, ``RF Power Mosfets ¹ HF VHF transistors
[ Hits: 2461 | Votes: 18 | Rating: 4.62 ]
- K8CU Technical Topics
- Well documented Amateur Radio HF/VHF antenna projects, high power Russian GS35B RF amplifiers, mobile RFI solutions, related accessories, vintage radios, Six meter equipment, and useful techniques by K8CU are inside.
[ Hits: 3694 | Votes: 10 | Rating: 7.40 ]
- HA8ET Technical & Homebrew pages
- Technical Articles, Homebrew,Test & Measurements, (Returnloss Bridge 1,8 MHz...1300 MHz, 2m/70cm DIPLEXER...) Vacum Tube Databases, VHF-UHF-SHF Power amplifiers,HAM links, electronics links
[ Hits: 16817 | Votes: 97 | Rating: 8.62 ]
- SWR bridge
- This SWR bridge works by sampling the amount of power flowing in each direction along the aerial feeder.
[ Hits: 2114 | Votes: 2 | Rating: 1.00 ]