ecm homebrew

The 160M Homebrew Vertical - The 160M "No Excuses" Homebrew Vertical is a 27 ft. vertical antenna, made from three 10 ft. PVC sections bolted together, and half wavelength of antenna wire helically wound around the PVC sections by K6MM

YLRADIO - Full wave delta loop - This Delta Loop is a three-sided antenna suspended high in the air by vertical supports, such as tall evergreen trees. Recommended height is 40 feet or more at highest point, but higher is better.

Homebrew Balun Case - Balun case construction, tipically to host toroid cores. Size of case depends on power to handle. By DL5DBM

Balun construction  ^pop - PDF files describing how to homebrew a 1:2.5 balun

Building baluns  ^pop - How to easily home-brew baluns even in strange formats 1/1 - 2/1 - 4/1 - 6/1 - 9/1 - 12/1 et 16/1 for bands from 1.8 to 30 (50) MHz in french

Homebrew A 4 To 1 Balun - How to build a to 1 balun by N1HFX

F6EZX Deltaloop - F6ezx homebrewing a deltaloop antenna in French

Single Coil Z Match - Single Coil Z Match, circuit Diagram and homebrewing notes

G5RV Antenna Homebrew - Homebrew G5RV a simple multiband antenna by 9M2ZAK

Antenna Gain Comparison System - This device goal is to optimize homebrew antenna for the V/UHF band. This tool, is based itself on the simultaneously comparison between two antenna, directly in dB. by IK0BDO

LU9DPD Windom dipole - A multiband windom dipole antenna for 80 40 20 10 meters, feeded with a home made 4:1 balun, in spanish.

Receiving Antenna Design - Learn basic theory on antennas, and notes on homebrewing efficient shortwave antennas

CSVHFS Antenna Gain Measurements - The Central States VHF Society has conducted Antenna Gain Measurements since its inception in 1967. Comparisons between commercial and homebrew antennas, between different homebrew designs, and between different commercial designs. Mostly VHF UHF and up antennas.

Homebrew your own inductors  ^pop - Can’t find the inductors you need for an antenna, a tuner or amplifier? Build your own—it’s easy! By Robert H. Johns, W3JIP

Stacking Yagis - Stacking principles, with homebrew coax- and power-splitters by DK7ZB

Antenna insulators for DK7ZB Yagis - Homebrew antenna insulators for DK7ZB yagi antennas

K0KP 10 Meter QRPp Beacon - Homebrew K0KP 500 Milliwatt Ten Meter Beacon. The beacon is located at the K0KP shack in Fredenberg, Minnesota, USA at Maidenhead grid square EN36VW

DL9OAO homebrew amplfiers site - Includes a webcam and homebrewing amplifiers resources

GM3WOJ Amplifiers page - HF and VHF amplifiers homebrewed by GM3WOJ

A Homebrew SSB Transceiver for 60 Meters - Description of the design and building of a homebrew phasing-type ssb transceiver for the 60 meter band by Paul Alexander WB9IPA

Homebrew FT 817 Headset - A simple circuit to homebrew your own headset for the Yaesu FT-817

PG1N's Hambrew Site - Homebrew-page of PG1N with lots of homebrew links

SV1BSX Homebrew Corner - Offer a wide range of homebrewing projects mainly for VHF UHF operations. From vhf antennas to preamplifiers, chargers and power supplies

DL5DBM`s 2 meter Antenna preamp - Homebrew with CF300 DGMF with about .24 dBD gain

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