homebrew qrp

G4CQM Homebrew VHF Yagi antennas  ^pop - Homebrew VHF Yagi 50MHz 144MHz 432MHz 1296MHz 2320MHz 6M 2M 70CM 23CM 13CM Yagis

EH Antenna QRP tests - A QRP test with the EH antenna for 27 MHz

Homebrew G5RV  ^pop - A G5RV plan for 10-160 meters, 10-40 and 10-80 meters band

Portable QRP Antennas - October 2003 Albuquerque ARC Newsletter - Portable QRP Antennas And The 1000-Foot-High G5RV

MOXON Antenna Project - The MOXON antenna can provide radio amateurs with an excellent antenna system that is easy to homebrew and usually does not require any adjustment if made according to the dimensions specified by its designer. A typical MOXON rectangle can be built in a few hours, using X type of spreaders arrangement as discussed on this web site.

Homebrew Monster Xmatch - Home made Xmatch by Jozef Hand-Boniakowski WB2MIC

OH7SV Matti Hohtola Ham Projects  ^pop - The most modern QRP transceiver in 2004,Direct Conversion HF Transceiver with DDS LO, 50 ohm to 200 ohm HF wide band transformers, Wilkinson splitter for RX measurements, Windom baluns 2001/2004, Ferrite rod antenna for 80 meter, Magnetic Loop Antenna for 80 m, Mascot Switched PSU 9320 modification to 8A peak current, 150W MOSFET linear amplifier for 80m, 80 m HF SSB/CW Transceiver

EA-QRP club

I0QM Bob - Amateur Radio I0QM personal page with station and QSO information. Includes homebrew projects

Yahoo! Groups : VHF_UHF_homebrew - Vhf and UHF homebrewers of hardware and antennas. Find help, idea, or someone with just the same interest as you.

Miracle Antenna - All-band portable whip antenna for the Ft817, 897, 857, IC706, 703, K1, K2, and every other portable QRP radio, antenna tuners.

Erickson Engineering Priority listing - QRP SWL baluns and antenna matching transformers

CW Operators' QRP Club Inc. - The CW Operators' QRP Club exists for those who enjoy low power amateur radio and homebrewing.

Tuna Tin Two Photo Gallery - Photos from around the world of perhaps the most famous QRP project ever created. Vintage 1970's and newer versions of the Tuna Tin Two are featured.

G3XBM Roger, QRP pages - G3XBM's Amateur Radio Page - with QRP, VLF and crystal set links

QRP When Less is More - Marshall G. Emm N1FN/VK5FN First published in "73 Amateur Radio 05/2000

PA0CMU - Carel - Dutch amateur radiostation operating QRP, includes some DRAKE informations and homebrew projects

Yaesu FT-817 Portable QRP Transceiver - The FT-817 is a small 5W MF/HF/VHF/UHF transceiver with internal batteries. Here is an assortment of technical information K6XX put together about this rig that might interest you.

Tubes for amplifiers - Sales tubes for amplifiers like GS-23B,GS-31B,GS-35B,GU-34B,GU-43B,GU-74B,GU-84B. Include links to aplifier homebrew projects

Konfabulator - DX Cluster Priority listing - Freeware windows XP and MacOSX konfabulator widget dedicated to Amateur radio operators, is an easy interface to DX-Summit the ham-radio DX Cluster. DX cluster spots represents live ham radio communication connections, and are an invaluable resource for amateur radio operators. Users can choose Bands or operating modes like digital emissions, QRP IOTA and more. Spots are refreshed automatically and refresh rate can be set by users, with a minimum of 100 seconds.

CW Decoder  ^pop - This program allows CW operators to copy CW code with a computer. The decoded CW is displayed as text or can generate a side tone. There is a spectrum display of the audio with a sliding cursor to select a particular audio for decoding. The program also allows for keying a transmitter from the keyboard with full CW break-in operation.

Koch Method CW Trainer - Based on the Koch Method as described by David G. Finley, N1IRZ, this software allows you to start out at the full speed you want to achieve by learning two letters and adding an additional letter once you reach 90% proficiency.

Mizuho products - Mizuho Tsushin Co. was a small Japanese manufacturer of QRP radios and kits, shortwave receiver accessories, and AM broadcast band receiver kits and antennas

Small Signal RF Amplifier - A bipolar small signal RF amplifier

A 80/40m DDS controlled QRP CW transmitter - JUMA-TX1 is a 5W CW transmitter for the 80/40m bands. Juha (OH2NLT) and Matti (OH7SV) have had high quality CW keying and a compact size as design goals for this project. No coils need to be wound to construct this transmitter!