homebrew swr

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

Four metre whip antenna - A homebrewed whip aerial for 70MHz by m0jrq

EH antenna for 80 meters F8APF - Based on IZ5CCS design F8APF describe the homebrewing of an EH antenna for 80 meters band

Simple HF Baluns for 50/75 ohm coax - Show diagrams, winding methods and tables of some 1:1 and 4:1 baluns for 1.8 - 30 MHz suitable for use up to 200W (400W peak) on systems using 50 or 75 ohm coaxial cable input where SWR should not exceed 1.6:1.

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

Antenna Feeders - Different types of feeders, SWR and matching

Tuning Your Antenna - Getting the best performance from your investment

Vertical antenna for Vacation - Vertical Vacation Antenna for 80, 40 and 20 Meter-Band, by Herbert OE3BMB This antenna is a full size λ/4 for 20m and 40m band, and a shortened λ/4 for the 80m band. Generally on the 40m band the SWR is under 1,6. In 80m and 20m band at the resonant frequency the SWR is about 1,1.

Musings on the Miracle Whip design - A modified design of this popular portable antenna The whip described here will tune up to a respectable SWR on 40 metres and up.

Homebrew 6m quad - Homemade quad for 6m band, simple and cheap project by SA7AKE

Antenna Tuning Unit - This homebrewed antenna tuning unit also incorporates a 50-ohm QRP dummy load, power meter (1 or 10 Watts full scale), and SWR meter

Automatic SWR meter - Automatic SWR meter and semi-automatic tuning unit by F1FRV

10 m Aerial Matching Unit - This simple matching unit will allow a 10 meters aerial to be used right across the 10m band without the need to physically adjust the elements, and offers a virtual 1:1 VSWR at 50 ohms impedance to the transmitter.

WiFI Collinear antenna - Pictures and homebrew instructions for this collinear 2.4 Ghz antenna

Homebrew 50 Mhz Beacon - By Justin Glasener K9MU

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

ST2NH Home Page - homebrew,books,satellite and software

Topband Homebrew Helical - Sharing information on Topband Homebrew Antennas, Base & Mobile

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

G3YUH Morse Keys - Limited series collection of homebrew morse keys

CirKits - Solar power DIY kits. Homebrew your own solar power regulator, and power center.

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

A QRP SWR meter - A real QRPp VSWR Meter project by DJ1ZB

A simple SWR Meter - This article describes a simple QRP SWR meter built using readily available parts.