qrp wattmeter

C pole antenna by W5USJ - A sample implementation of the C-Pole antenna for the 14 Mhz without making use of the pole.

QRP 80 Metre Slinky Dipole - M0WYM slinky dipole setup into an attic.

An active antenna - Project for QRP operations by George Dobbs G3RJV

QRP Fan Dipole - Attic dipole antenna that allow to operate QRP from 40 metres to 10 metres, specifically 40, 20, 17, 15 & 10 metres by M0WYM

L Match ATU for QRP - The L match is designed for the matching of random and long wires and should not be mounted in a metallic box/case, i used a small plastic food container which was the most expensive part of the project.

Emtech ZM-2 Antenna Tuner Kit - The Emtech ZM-2 Antenna Tuner is a nifty little portable transmatch for QRP (low power). It utilizes the well-known Z-match circuit, which is especially useful for balanced antennas (like dipoles and loops).

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

The K0NR Weblog - Stuff about amateur (ham) radio, especially VHF/UHF, QRP, portable and mountaintop operating

KD5OM Amateur Radio Station - DX Resources, License Information, QRP Kits Information, Camping with Ham Radio

Free Web Receivers from UK - Up to 3 free to tune receivers based in Bedfordshire England, Ten Tec RX320D, Yaesu FT-840 and Icom PCR-100

Micro908 Kit - A re-usable control & computing platform for antenna measurement, PSK31 digital modems, audio filtering, signal source & VFO, memory keyer by AMQRP

Universal VFO Controller - A controller that works with the new Silicon Laboratories Si570 programmable XO chip, as well as the Analog Device DDS chips used in the popular AMQRP cards by WA6UFQ

Best band to start on with QRP - The following are the opinions expressed by various amateurs

The Coherent CW Archives - Unofficial archive of the works from the early pioneers of Amateur Radio's digital communications era

Guide to Solar Activity - Paul Harden NA5N has produced a superb guide to solar activity and HF propagation for the QRPer

QRP Kits recommended - The following are the opinions expressed by various amateurs.

Portable QRP operations - An interesting article with some QRP equipment review, about portable operations based on W2LJ experience.

N3EPA QRP club - The Eastern PA QRP Club N3EPA

Shortwave Converter - This is a simple circuit that when placed near an ordinary AM broadcast radio will allow you to receive international shortwave broadcasts in the 5-6 MHz band

NorCal 20 Modifications - by Larry East, W1HUE June 1999

Universal QRP Transmitter - Here's the homebrew Universal QRP transmitter adapted from work by Wes Hayward - W7ZOI. The circuit originally appeared in QRP Classics published in 1980 by the ARRL

40 meter QRP Transceiver - This semi-homebrew QRP (low power) CW transceiver is based on the ARK-40 transceiver kit, by S&S Engineering. With its built-in CW keyer and 5 watts of power, the basic ARK-40 transceiver is an outstanding 40 meter CW performer

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.