qrp homebrew

40 Meter TAK- tenna home made - Bill's HomeBrewed 40 Meter TAK-tenna or TAK Antenna

40/80 Trap Dipole Design - An home made trapped dipole antenna for 40 and 60 meters band by 2E0HTS

Techlib.com Antennas - Introduction to homebrewing antenna, for AM FM band reception

VE9QRP Blog - Projects in ham radio, programming, and robotics. Specializing in amateur satellite operations.

N0EQ - QRP Portable, Working the World - Desert remote portable QRP operations - n0eq Craig Lumpy Lemke

QROlle, 6 Band QRP-rig - QROlle QRP-rig. 6 Band Shortwave rig with SMD:s. 160, 80, 40, 30, 20, 17 meters SSB/CW QRP-rig. All documentation in English

An Urban Desert Portable QRP Station - Urban desert ham radio ops, amateur radio station n0eq

The Ionosphere - The Ionosphere (simplified) by WB8IMY, an useful article for the HF novice

Modifications for the Kenwood TS-50 - Collection of TS-50 mods, LCD display dark, TS50<-->AT50 communication, TS-50 Power Mod for QRP, TX Coverage mod TS-50, CAT control for TS-50S

TS-50 power mod - Kenwood TS-50 power mod for QRP by WA6ERB

GAP Antenna Overview - Comments received from QRP-L members concerning their experiences with GAP antennas.

Old 813 homebrew Amp - Restore an old 813 homebrew Amp with power supply from recycled parts

20 W linear amplifer for 2 meters band - A basic VHF power amplifier suitable for 2M (144-146 Mhz) the output power vary from 3 to 25 Watts By VU2RAR

Control unit for receive audio - A master control unit for receive audio

LY3LP laboratory - QRP DIY and more

Homebrew transceivers collection Priority listing - Collection of homebrew transceivers made by radio amateurs, with a short description and photos.

QRP Wattmeter - G4FON homebrewed QRP Wattmeter

High current power supply for rigs - High current universal supply for rigs, project article by VU3NSH

Five by Twenty - A 5 tubes SSB QRP transceiver for 20m ham radio band

A 40 meter SSB QRP transceiver - This transceiver was conceived as a power-efficient, small, lighweight unit to be carried in the backpack, along with antenna and battery.

Build a Tuna-Tin 2 - Original Tuna-Tin 2 QRP CW transceiver article by W1CER

DSB/CW QRP rig for 20 and 40 mt. - An experimental DSB/CW QRP rig for 20 and 40 meter bands

20m CW Transceiver - Homebrew 20m CW transceiver by MINOWA, Makoto 7N3WVM

Homebrew Ham Bands Receiver - This home-brew 14 tube HF ham bands receiver was built by an unknown amateur radio (ham) operator

NB6M 10 Homebrew Receiver and Keying - Schematic of a homebrew receiver and keying