buddipole micro rotor.

Microvert antenna for 80 meters - DK2NB Microvert antenna for 80 meters band in German

Microvert antennas by DL7PE - Progress in Design of Extremely Short Transmitting Antennas Short and still efficient, how is that possible? By Juergen Schaefer, DL7PE

RPF Communications - Innovative and fast growing radio communications accessory company in the UK. Station protection, monitoring and control products, Microphone splitters and headsets

MegaPhase - MegaPhase designs, manufactures and sells coaxial cable assemblies to OEMs building advanced microwave and optical electronic systems, products include test cables, test adapters, flexible and semi-rigid cables used to connect system components inside a system, and coaxial connectors.

Hittite Microwave Corporation - Amplifiers, filters, attenuators, mixers, PLL, switches and frequency dividers, signal generators, power detectors, transimpedance amplifiers, variable gain amplifiers and more

80M Fox-Or-Test Transmitter - The 80 metre fox-or/test transmitter is a small low power transmitter which is designed to be used as an alignment aid for running up 80 metre foxhunt or ARDF receivers. It is also usable as a micro transmitter for fox-or-ing events.

The Microsniffer Project - The Microsniffer is a fully autoranging VHF or UHF sniffer which has been designed for those who are foxhunting on a budget.

AMSAT - VO52 (HAMSAT) Information - VUSat-OSCAR 52 (VO-52 HAMSAT) is a microsatellite for providing satellite based Amateur Radio Services to the national as well as the international community of Amateur Radio Operator ( HAM's)

Cushcraft R7 Manual - Manual for R7, 10 12 15 16 20 30 40 meters band antenna

KENWOOD TH-F6A REVIEW - JIM BAUDO, N0UQZ review of the Kenwood TH-F6A or TH-F7E

SellWeb  ^updated - Electronic components online shop, resistors capacitors cables diodes transistors ic sockets relays microcontrollers PCB prototyping switches potentiometers

Mini Circuits - RF / IF Microwave components DC to 20 GHz

Ansoft Designer - Sesign-management environment and circuit simulator for radio frequency (RF) and microwave hardware development

P16PRO and PICALL - P16PRO and PICALL Microchip PIC programmer

WinPicProg - Free programming software for various of the MicroChip PIC series of micro-controllers by Nigel Goodwin

TK3 for IC-R3 - tk3 is open source software designed for the ICOM IC-R3 receiver. Though tk3 is intended chiefly for Linux, MacOS X, and BSD users, it will work on Microsoft Windows too.

HERALD P2P radio link design - Sw tool to design point-to-point multi-hop microwave links and networks, 400MHz to 58 GHz. Site/Hop Configuration; Customized Antenna & Radio Equipment Libraries; Link Budget; Path Profile Analysis ,clearance, reflections; import path profiles from SRTM maps, free download.

Frequency Response Plotter - Draw static response time of an audio system. Originally intended for loudspeakers tests, is also a great tool for looking at microphone equalisation.

HF power amplifier using GI7B - Gi7b is tube designed for microwaves but working good as HF amplifier. Idea is to build cheap, reliable HF amplifier covering 160 meters band.

Mic Pre Ampllifier - A microphone preamplifier schematic for hand-helds by ON6MU

Datasheet catalog - DatasheetCatalog.com is free an online datasheet source for electronic components and semiconductors from ST Sanyo KEC SONY Toshiba Motorola Texas Instruments, Panasonic, Microsemi, Maxim, Rohm, Fairchild, National Semiconductors and others

SM20 microphone with FT-100D - Use an Icom SM20 microphone with Yaesu FT-100D

QRP Transceiver for 3.5 Mhz - A QRP transceiver for 80 meters band by W1FB

The Pixie and Micro-80 - QRP HF Transceivers, Tiny, direct conversion CW transceivers using just a handful of readily available parts.

Kenwood TM-201 401 mod - Kenwood TM-201/401 Increased TX Audio, mod for microphone gain