power

878 links - and 26 categories

Measuring Cable Loss - Improving measurement accuracy when low-power analyzers are used.
[ Hits: 856 | Votes: 2 | Rating: 7.5 ]

DCTL Portable Antenna - A Low -Power, Distributed Capacitance Twisted Loop , indoor portable HF antenna by Monty Northrup, N5ESE
[ Hits: 2159 | Votes: 2 | Rating: 10 ]

Getting the most from your tuner - Here is how to adjust this popular tuner circuit so it transfers maximum power to your antenna without going snap
[ Hits: 2827 | Votes: 3 | Rating: 6.33 ]

Stacking Yagis - Stacking principles, with homebrew coax- and power-splitters by DK7ZB
[ Hits: 785 | Votes: 1 | Rating: 2 ]

Discovery Power Amplifiers - The Discovery series of amplifiers are designed and built in the UK by Linear Amp UK Ltd, one of the world's leading amplifier manufacturers, specializing in high power RF tube amplifiers. The amplifiers use large GS31 or GS35 ceramic triode tubes. Band coverage 6m, 2m and 70 cms
[ Hits: 3038 | Votes: 2 | Rating: 4 ]
Comtechpst.com - High Power RF Amps - Comtech PST offers solid-state power amplifiers in frequency ranges from 1 MHz through 3.6 GHz, with output power levels ranging from 5 watts to over 30 kW
[ Hits: 3174 | Votes: 3 | Rating: 7.33 ]
DanAmps - Danish Amplifiers for Hams - HF and VHF RF Power amplifiers for ham radio use
[ Hits: 4864 | Votes: 5 | Rating: 7.2 ]

Amidon Inc. - Ferrite Toroids. Iron Powder Toroids. Ferrite Beads. Split Cores. Cable clamp-ons. Balun Cores. W2FMI Baluns and Ununs. Inductive components for EMI Suppression and RFI Suppresion, power supplies, HAM radio.
[ Hits: 2082 | Votes: 4 | Rating: 5.75 ]

DEHN, Inc. Surge & Lightning Protection - Offering transient voltage surge suppressor, TVSS, patch cables, surge arresters, surge protectors for lightning and power surge protection for electrical equipment, IT networks, communication systems, data lines, relay systems and solid state controllers.
[ Hits: 718 | Votes: 3 | Rating: 6 ]

Low Power Radio and Broadcast Company - Manufacturers of high performance low power am transmitter products: sstran amt3000, bc-100, and the mw-250. for home and professional use.
[ Hits: 2733 | Votes: 1 | Rating: 5 ]

Rocky Mountain Radio - Provide RF connectors, adaptors, antennas, accessories, mounts, coax, West Mountain Radio Products and Anderson Power Products available.
[ Hits: 387 | Votes: 1 | Rating: 10 ]

Crystal Radio Supply - Offering Crystal Radios, Kits, Parts, and Supplies for the Radio enthusiast. Your source for free powered radios.
[ Hits: 919 | Votes: 7 | Rating: 7.71 ]

Meter Mate - SWR Graph Software - Meter Mate is a companion utility for your directional watt meter that allows you to calculate the SWR reading when the forward and reflected power readings are measured. In addition to calculating the antenna system SWR Meter Mate will also plot the SWR curves of all of your antennas onto graphs that may be printed out.
[ Hits: 1919 | Votes: 12 | Rating: 4.91 ]

Ham Log - Ham Log is an easy to use yet powerful QSO logging utility for all devices running Palm OS. Ham Log's design and functionality was designed to meet my needs when mobile and away from my home station.
[ Hits: 1085 | Votes: 0 | Rating: 0 ]

Aether - Aether is an ham radio logging for the Mac. Aether gives hams logging software that is as powerful, easy to use, and good looking as the operating system it runs on. Designed from the ground-up using Apple's Cocoa, Aether supports the latest Mac OS X technologies, and provides the experience that Mac users expect.
[ Hits: 3059 | Votes: 10 | Rating: 8 ]

A 20m monoband Power Amp - The 20m monoband 4-1000 amplifier, by Jelmer (pa5r), Herman (pa0ten) and Frans (pa5ca)
[ Hits: 2891 | Votes: 2 | Rating: 9.5 ]

An Intelligent keyer for FSK beacon usage - Designing a beacon keyer that transmit the relative output power along to call sign.
[ Hits: 636 | Votes: 0 | Rating: 0 ]

A low cost dummy load - This article describes a low-cost, low-to-moderate power dummy load, which presents a 50-Ohm resistive load from HF through 440MHz.
[ Hits: 7759 | Votes: 8 | Rating: 5.75 ]

SV1BSX Homebrew Corner - Offer a wide range of homebrewing projects mainly for VHF UHF operations. From vhf antennas to preamplifiers, chargers and power supplies
[ Hits: 1514 | Votes: 9 | Rating: 9.78 ]

External Keypad for FT-817 - An external keypad for FT-817(ND), for the serious portable/field-day contester/operator. Homebrew it with the free firmware and public circuit diagram. The circuit is very simple and takes power supply from the ACC port of the radio
[ Hits: 2596 | Votes: 2 | Rating: 5.5 ]