low power amp

How To Make A Homebrew 4:1 Balun  ^pop - I built a homebrew 75 meter Double Extended Zepp Antenna, And I needed a 4:1 Balun So I decided to Homebrew the Balun also. Here is how I did it!

KB1DIG's 2 Meter Antenna Design Gallery  ^pop - Home-brew antenna designs for VHF. 2-meter colinears, 2-meter Halo, and 6-meter Halo

W8JI Technical pages  ^pop - Amplifier, vacuum tube, receiving beverage loop vertical and transmitting antenna system technical information radiation resistance, EH antenna, noise,receivers, and information on keyclicks.

Barlow Wadley XCR-30 Home Page - A site all devoted to the first full coverage HF transistorized portable set of the world.

Anthony Welsh Ltd. - A great source for hard to find HI END & power tubes & sockets, various capacitors, vacuum relays, various keys and paddles.

DARC OV M05 - hamportal with many news and german links for hams.

Christian Amateur Radio Fellowship (CARF) - CARF combines the wonderful world of amateur radio with Christian fellowship and service.

Amateur Packet Radio Gateways - You'll find more than 330 Amateur Packet Radio Gateways on world maps.

Leitner Elettronica - RF Amplifiers for HF VHF UHF

KC5ORO Echolink Internet Linking System - Echolink is software that allows amateur operators to communicate via the internet. It works by VoIP or Voice over IP technology

South East Michigan Scanner Page - A resource for scanner owners in the Detroit metro area, and surrounding counties. Featuring frequencies and information about public safety scanning.

Difona Communication GmbH - Transceivers, anntennas, PA, power supplies, accessories from Kenwood, ICOM, Yaesu, MFJ, ACOM, DAIWA, Diamond, DXSR, Alinco, Ameritron, ETM, Fritzel, UKW Technik, AOR, Bencher, Create, G.B., Heil, Hotline, Maldol, Tonna, Titanex, Outbacker, Hy-Gain, Mirage, SCS, SGC, SSB Elektronik

Radio Pro Shop - 11 Meter CB, 10 Meter Amateur Ham, FRS, GMRS Radios, Test Meters, Scanners, Antennas, Microphones, Power Supplies, Inverters, Accessories and Technical Reference Information.

iSpectrum Analyzer - Macintosh audio spectrum analyzer that allows the user to view live audio in a standard frequency plot, a stereo oscilloscope view and a waterfall display

ISSTV - ISSTV is a freeware software for amateur radio that allow sstv connections via internet and radio waves

QRO via Russia - Power amplifiers from amateur radio operators around the world which are designed/built using Russian tubes.

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

Six Meter Heliax Duplexer Construction - Duplexer capable of handling a high power 500khz split six meter repeater.

Radio QRP - The Art of Low Power - QRP is The Art of Low Power Radio where the challenge is to operate and/or build AM radio transmitters usinga bare minimum of components, money and construction skill.

IK4AUY Sergio - Advanced QRP Low Cost Mosfets HF Linear Amplifier with schematics, IMD, gain data and more. Six articles about amateur radio.

converting Philips FM-828E to 6 metres - conversion of low band VHF Philips FM-828 E band down to 6 metres

converting Philips FM-92 E to 6 metres - conversion of low band VHF Philips FM-92E to 6 metres

converting AWA RT-85 E band to 6 metres - conversion of low band VHF AWA RT-85 transceiver down to 6 metres.

converting AWA 25M-22 to 6 metres - conversion of low band VHF AWA 25M-22 carphone onto 6 metres.

converting AWA 25M-1 to 6 metres - conversion of low band VHF AWA 25M-1 carphone onto 6 metres.