mic homebrew

A stored energy antenna line launcher - This is a homebrew version of the EZ Hang antenna launcher. By Richard Morrow, K5CNF

The VHF Quad Beam Antenna - Homebrew a 4-element VHF adjustable antenna built entirely of wood by ka1fsb

3 elements VHF yagi antenna - 3 elements VHF Yagi homebrew antenna designed with YAGIMAX 3. Maximum forward GAIN is about 8,17 DBi. This antenna offering an effective radiation power 4 times greater of the transceiver output by SV1BSX

Full 1/4 wave vertical for 40m - Pictures and assembling description of a homebrewed vertical antenna for 40 meter band by ON7AMI

Low Power 4:1 Balun - Build a Low Power 4:1 Balun , by Charles Greene, W1CG with full-color, full-resolution graphics from the pages of QRP Homebrewer

Homebrewing: A Lost Art - A Packeteers guide to homebrewing

Homebrew 50 Mhz Beacon - By Justin Glasener K9MU

K0KP 10 Meter QRPp Beacon - At 28.2125 MHZ here's "the Little Beacon that could!" This little homebrew 500 Milliwatt QRPp beacon has been heard around the world

N8YEL - Zeeland, Michigan

M0KHZ's Blog - Dedicated to the art of HomeBrew Amateur Radio.

QRPproject - QRP and Homebrew HAM Radio by DL2FI and DL7NIK QRP Made in Germany and more QRP Kits, qrp transceivers, accessories, mini keyers dealer for antennas, atu and more accessories

microHAM - Accessories for your hamshack, such as Band Decoders, various types of Antenna Switches, Antenna Stacking devices, special devices designed dedicated for the SO2R operating technique, USB Interfaces, cw keyers and many others

Kuhne Electronic - Electronic products for microwave communications

usmartdigi TNC - A postage-stamp-sized DSP microcontroller imbedded in the TNC-X eliminates the dedicated laptop or PC.

Mmicronetics - Electron tubes / valves NOS and new production

TubesWorld - Dealer for valves and semiconductors

CTR-Remote - CTR-Remote is an enhanced version of CTR817 (a Pocket PC radio control program for the Yaesu FT-817). The program has been completely re-written using Microsoft Visual Studio .NET and now supports a wider range of radios, Bluetooth® wireless technology and/or TCP/IP and Wi-Fi radio control, ADIF log import and export format, custom frequency lists, DX Cluster monitoring, callsign lookup, and enhanced scanning options.

144 Mhz power amplifier 4CX250B - This page provides information on the design and practical implementation of a rather inexpensive 144 MHz high power amplifier using a pair of ceramic tetrodes type 4CX250B by LA0BY

A 20W Amplifier for 2 meters - VU2RAR basic VHF power amplifier suitable for 144-146 Mhz output power can vary from 3 to 25 Watts.

Homebrew a CW Filter - An home-brewed morse code CW filter with a central frequency of 800hz and a variable bandwidth from 230hz to 26hz by F5RDH in french.

Online Microwave Filter Design and Analysis - This site is dedicated to design and analysis of micro- and millimeter wave filters from 0.5 to above 100 GHz.

Economical keyer - Using the PicoKeyer chip. Features a 60 character memory, setup & message entry using a paddle and no battery is required to retain the memory.

CW keyer - The PIC-MORSE is an electronic iambic keyer, integrating a generator of Morse code and a sidetone. It is built with a microcontroller PIC16C711. In French

40 Meters QRP AM/CW transmitter - VU2VWN project to homebrew a CW for 40 meters band

A single board no tuning 23 cm transverter - This transverter uses bandpass filtering with printed hair-pin filters. By KK7B