microphone pre amp

3 elements Yagi for 20 meters - A 3 Element Mono-band Yagi for 20 meters by Kees Wiegers, PA5CW (ex-PA3BHS)

FVR Spitfire Array - The Powerpoint presentation below was given by Fred Hopengarten, K1VR, at the 1998 Dayton Hamvention Antenna Forum

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

Vertical wide band 7-21 Mhz  ^pop - The RXO unitenna pdf file a vertical antenna for 40 to 15 meters band

Azimuth Precision - knowing your Yagi! - by Zaba, OH1ZAA / NN0Y

TOM'S TUBES - Amp tubes

Geloso Schematics - RTX and amplifier Geloso schematics

SD Campania Priority listing - SD Campania members

WriteLog for Windows - Comprehensive contesting software for SSB, CW, RTTY and PSK. For Windows.

Radio Society of Northern Peninsular Malaysia - The society representing the interests of Amateur Radio in Northern Peninsular Malaysia

Xforce Amplifiers  ^pop - Makers of the Xforce Amplifier

New Communications Solutions - NCS is committed to bringing new and innovative products to the amateur radio market. Produce Auduio Switch, Multi-Switcher lets you switch all operator equipment microphone, headset, keyer, foot-switch, Footswitch, Speakers

K0BG - Mobile Radio Operations - This site is dedicated to mobile amateur radio operators, old and new alike. Whether you are into HF, or VHF operation, the information presented will increase your enjoyment of our great hobby.

F6BLK.net -- Bernie's Website - F6BLK, ham radio operator since 1958, discovered the QRP in 1995. He presents the transceivers he built : the very performant Elecraft K2, and antennas. A part of the site is reserved for Gerard F6EHJ, who presents his creations.

Greater Cleveland frquencies - The lists are the most comprehensive compilations of frequencies for the Greater Cleveland area

MJ Products - Wholesale distributor of CB radios, parts, antennas, microphones, power supplies, crystals, echo boards, expanders, meters and CB accessories.

DXing.info - A comprehensive collection of DX information consisting of news, audio files, station profiles, equipment articles, discussion forum, DXpedition reports and logs for mediumwave, shortwave and FM DXers.

RadioIntel.com - Shortwave Receiver Reviews & News, DX Links and global press.

4NEC2 antenna modeler  ^pop - 4nec2 is a completely free Nec2, Nec4 and windows based tool for creating, viewing, optimizing and checking 2D and 3D style antenna geometry structures and generate, display and/or compare near/far-field radiation patterns for both the starting and experienced antenna modeler. Can be interfaced to HFwin32 propagation prediction software.

CQ Log - CQLog is a powerful logging program for Windows. It provides a comprehensive control centre for everyday on-the-air activities, including: full-featured logging of QSOs; statistics for many awards (for LoTW and eQSL capability); support for QRZ, RAC, GOLIST databases. You can save up to 3 pictures for each SSTV-QSO. Two-way data exchange with MixW2, and DigiPan. Integrates with DX Atlas. Real-time upload of QSOs to eQSL.cc. The program also offers a "contest-mode"; supports CAT systems for YAESU, ICOM, KENWOOD, Ten-Tec. Prints QSL cards, and QSL labels, addresses envelopes.

HA8ET Technical & Homebrew pages  ^pop Priority listing - 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

QRO GU-84B TETRODE Priority listing - GU-84B Homebrew HF Amplifiers

A 20 Ampere / 13,8V power supply  ^{updated  pop} - A 20 ampere and more 13,8V power supply for RTX

Z Match for Higher Power - Single coil Z match witch handles the power of the linear amplifier

Microphone Wiring Diagrams  ^pop - Some mic wiring diagrams for ranger realistic alan, cobra, ge, uniden, yaesu, kenwood radios. Diagrams for the microphone connections on many of the common CB radios, as well as some popular Amateur radios.