|
Search
|
 |
QRP Projects
QRP projects and kits
(Featuring 61 links)
|
Additional Categories
Site listings
Most Popular
- Homebrew QRP SSB Transceiver
- This page describes a homebrew QRP SSB transceiver built by WB9IPA.
- QRP equipment
- Simple QRP rigs, Transceivers with single side band direct conversion receivers, Receivers, Frequency counters for QRP
- QRP homebrew equipment
- Homebrewing of receivers, transmiters and Test Equipment for ham and swl, using cheap, easy to find or surplus components
- 30m QRP Transceiver kit
- 38 Special, 30m QRP transceiver by Norcal QRP club, single super het receiver, full QSK with sidetone smoothly
- A simple SWR Meter
- This article describes a simple QRP SWR meter built using readily available parts.
- QRP 20m Antenna Tuner Unit
- A QRP antenna tuner for 20 meters band
- 5 Watt 40 Meters transmitter
- This circuit is unique in that it uses a power mosfet as a final rather than a conventional bipolar transistor.
- A Portable Antenna Matching Unit
- A small HF antenna tuner project for qrp operations. Includes circuit diagrams pictures and test results by GW4ALG
- 500mw CW Transmitter
- A very quick and easy way to get on the air is to build a "Michigan Mighty Mite" CW transmitter for 160, 80, 40 or 30 meters. It can't get simpler than this. It has very few parts, costs almost nothing, and it works! Cost estimate $10 by VE6WTF
- Rainbow Antenna Analyzer
- A small and inexpensive measurement device designed to determine antenna performance across the amateur bands through use of automatically collected SWR readings
- Switched inductor L match tuner
- A 10 to 80 meters band qrp antenna tuner by KC8AON, based on Steve Weber, KD1JV "ALT or Altoids L Tuner"
- 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!
Alphabetical
- 30m QRP Transceiver kit
- 38 Special, 30m QRP transceiver by Norcal QRP club, single super het receiver, full QSK with sidetone smoothly
[Hits: 6086 | Votes: 14 | Rating: 5.93] - 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
[Hits: 1487 | Votes: 0 | Rating: 0.00] - 40 Meters QRP AM/CW transmitter
- VU2VWN project to homebrew a CW for 40 meters band
[Hits: 333 | Votes: 1 | Rating: 1.00] - 5 Watt 40 Meters transmitter
- This circuit is unique in that it uses a power mosfet as a final rather than a conventional bipolar transistor.
[Hits: 3260 | Votes: 4 | Rating: 3.75] - 500mw CW Transmitter
- A very quick and easy way to get on the air is to build a "Michigan Mighty Mite" CW transmitter for 160, 80, 40 or 30 meters. It can't get simpler than this. It has very few parts, costs almost nothing, and it works! Cost estimate $10 by VE6WTF
[Hits: 2591 | Votes: 3 | Rating: 7.00] - 6m SSB & CW QRP transceiver
- Block diagram, schematics pcb layout and pictures of a CW QRP transceiver for 50 Mhz by S57NAN
[Hits: 1271 | Votes: 2 | Rating: 1.00] - 80 meters cw transceiver
- The home made transceiver covers 3.5 to 3.6 MHz and is CW only by GW4ALG
[Hits: 1049 | Votes: 2 | Rating: 9.00] - 80m CW QRP transmitter
- 80 metre ceramic resonator VXO CW Transmitter by VK1PK
[Hits: 574 | Votes: 0 | Rating: 0.00] - 80m QRP CW Tranceiver
- Crystal-controlled QRP tranceiver by F6BCU for 80 meters band 1W output
[Hits: 177 | Votes: 1 | Rating: 1.00] - 9H1LO beacon keyer
- PCB schematic and parts information to build a CW beacon keyer
[Hits: 456 | Votes: 1 | Rating: 1.00] - 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!
[Hits: 1753 | Votes: 4 | Rating: 7.75] - A CW TX for 80 meters band
- This simple circuit will give about 1.2 Watts of output when powered from a 13.8VDC supply.
[Hits: 903 | Votes: 0 | Rating: 0.00] - A Portable Antenna Matching Unit
- A small HF antenna tuner project for qrp operations. Includes circuit diagrams pictures and test results by GW4ALG
[Hits: 2607 | Votes: 2 | Rating: 4.50] - A QRP random wire tuner unit project
- A simple home-brew project for the first-time builder By Matt Erickson, KK5DR
[Hits: 1523 | Votes: 3 | Rating: 5.33] - A QRP SWR meter
- A real QRPp VSWR Meter project by DJ1ZB
[Hits: 1277 | Votes: 0 | Rating: 0.00] - A simple SWR Meter
- This article describes a simple QRP SWR meter built using readily available parts.
[Hits: 3691 | Votes: 2 | Rating: 4.00] - Build a logging frequency counter
- Pictures, photos, source code and plans to build a logging frequency counter
[Hits: 589 | Votes: 1 | Rating: 3.00] - Digital QRP SWR & Power meter
- A KD1JV Melt solder kit, a swr and power meter operating from 160 to 6 meters ideal for portable and field use
[Hits: 835 | Votes: 0 | Rating: 0.00] - External Keypad for FT-817
updated
- 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
[Hits: 497 | Votes: 1 | Rating: 10.00] - G3YUH Morse Key Project
- These pages cover the step by step construction of a Handmade Morse code telegraph key in pictures and text
[Hits: 574 | Votes: 1 | Rating: 5.00] - Homebew a CW Key
- Simple straight key built from scratch
[Hits: 459 | Votes: 0 | Rating: 0.00] - Homebrew QRP SSB Transceiver
- This page describes a homebrew QRP SSB transceiver built by WB9IPA.
[Hits: 11140 | Votes: 13 | Rating: 7.62] - KD1JV MMR-40 dead bug style
- A 40 meter rig with SSB and CW operating modes. This is a low power QRP rig with up to 6 watts CW or PEP output.
[Hits: 213 | Votes: 3 | Rating: 7.00] - Low-Power Transceiver Kits You Can Build
- A Comprehensive roundup of the most popular QRP transceiver kits on the market in recent years in PDF format
[Hits: 1079 | Votes: 0 | Rating: 0.00] - M3 Electronix Semiconductor Analyzer Kit
- A workbench instrument capable of testing transistors, diodes, FETs, usefull constructing QRP circuitry.
[Hits: 81 | Votes: 0 | Rating: 0.00] - MicroBeacon
- The MicroBeacon is the combination of a memory keyer and controllable RF attenuator.
[Hits: 488 | Votes: 0 | Rating: 0.00] - Mini ATU
- SP5DDJ mini antenna tuner for QRP operations
[Hits: 788 | Votes: 0 | Rating: 0.00] - N2WF paddles
- Paddles by Bill Nicolson, N2WF
[Hits: 595 | Votes: 1 | Rating: 3.00] - N7KSB Milliwatt transmitter
- N7KSB used this 1/2 watt CW transmitter, with a roof-mounted ground-plane antenna to work all continents and over 30 countries.
[Hits: 616 | Votes: 1 | Rating: 1.00] - NB6M paddles
- Paddles by Wayne McFee, NB6M
[Hits: 563 | Votes: 0 | Rating: 0.00] - NN1G Transceiver
- 30 meters band transceiver
[Hits: 1093 | Votes: 3 | Rating: 8.00] - NUE-PSK
- NUE-PSK Digital Modem A digital modem for PSK31 field operation, without using a PC
[Hits: 238 | Votes: 0 | Rating: 0.00] - Optimist-80
- A QRPp DSB transceiver for the 80 meter band (1 Watt PEP)
[Hits: 267 | Votes: 0 | Rating: 0.00] - Pixie 3 - 80 m QRP transceiver
- A 3500kHz - 3579kHz range transceiver, output 250 mw by SP5DDJ
[Hits: 507 | Votes: 4 | Rating: 6.25] - Pixie2
- Pixie-2 schematic and part lists
[Hits: 1151 | Votes: 1 | Rating: 1.00] - Portable PSK Station
- Color photos, schematic and diagrams for an article written by N2APB for Fall 2000 QRPp. Also the subject of a presentation made at the Pacificon QRP Forum in October 2000.An Integrated and Portable PSK Station for 80 & 20 without using a PC!
[Hits: 547 | Votes: 0 | Rating: 0.00] - QRP 12V Power Pack
- A perfect companion for your Elecraft K1 or any other (not power hungry...) QRP rig
[Hits: 813 | Votes: 1 | Rating: 1.00] - QRP 20m Antenna Tuner Unit
- A QRP antenna tuner for 20 meters band
[Hits: 3644 | Votes: 4 | Rating: 7.75] - QRP AM CW transmitter
- A simple low-power broadcast-type circuit, using a crystal oscillator integrated circuit and an a collector modulated AM oscillator
[Hits: 22 | Votes: 0 | Rating: 0.00] - QRP equipment
- Simple QRP rigs, Transceivers with single side band direct conversion receivers, Receivers, Frequency counters for QRP
[Hits: 8641 | Votes: 8 | Rating: 8.87] - QRP homebrew equipment
- Homebrewing of receivers, transmiters and Test Equipment for ham and swl, using cheap, easy to find or surplus components
[Hits: 7606 | Votes: 6 | Rating: 7.00] - QRP Paddles
- Paddles by Jim Nestor WK8G/2
[Hits: 715 | Votes: 0 | Rating: 0.00] - QRP tranceiver for 80 and 40 meters
- QRP 5W trasceivers using 6C4 and 5763 Tubes for 40 and 80 meters band
[Hits: 261 | Votes: 3 | Rating: 6.67] - QRP Transceiver for less than $10
- Building a functioning transceiver for less than $10 by AL7FS
[Hits: 609 | Votes: 0 | Rating: 0.00] - QRP Wattmeter
- G4FON homebrewed QRP Wattmeter
[Hits: 77 | Votes: 0 | Rating: 0.00] - Rainbow Antenna Analyzer
- A small and inexpensive measurement device designed to determine antenna performance across the amateur bands through use of automatically collected SWR readings
[Hits: 2069 | Votes: 1 | Rating: 7.00] - SSB 75 Meter Transceiver
- QRP transceiver for 75 meters band by WA7JHZ
[Hits: 119 | Votes: 0 | Rating: 0.00] - Switched inductor L match tuner
- A 10 to 80 meters band qrp antenna tuner by KC8AON, based on Steve Weber, KD1JV "ALT or Altoids L Tuner"
[Hits: 1839 | Votes: 3 | Rating: 8.00] - The Rock-Mite
- A QRP RTX project by IS0VSU Franco in PDF file
[Hits: 442 | Votes: 0 | Rating: 0.00] - The ROSE 80 CW Transceiver
- Build a 5 watt, 80 meter QRP CW Transceiver Designed by N1HFX
[Hits: 969 | Votes: 1 | Rating: 1.00] - The ROSE 80 CW Transceiver
- Build a 5 watt, 80 meter QRP CW Transceiver
[Hits: 131 | Votes: 0 | Rating: 0.00] - The smk-1 on 20m
- Taking the venerable SMK-1 design to 20m and adding an RF amp, audio filter, and a TiCK Keyer ... by Wayne McFee, NB6M
[Hits: 432 | Votes: 0 | Rating: 0.00] - The Super Sixty transceiver
- The 'Super-Sixty' a 5 MHz 60 meters band transmitter & receive converter
[Hits: 424 | Votes: 0 | Rating: 0.00] - Toaster transceiver
- A 2W 80 meters transceiver assembled into a toaster case.
[Hits: 430 | Votes: 2 | Rating: 8.00] - Tuna Tin
- A resurrection of some homebrew projects from our vintage years and the NorCal-sponsored project series in tribute to Doug DeMaw, W1FB
[Hits: 672 | Votes: 0 | Rating: 0.00] - Unique PSK Transceiver
- A novel way to make a PSK rig. Unique transceiver design does not use a SSB transmitter
[Hits: 232 | Votes: 0 | Rating: 0.00] - Universal frequency counter & voltage meter
- to be used with QRP transceivers
[Hits: 113 | Votes: 0 | Rating: 0.00] - 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
[Hits: 820 | Votes: 1 | Rating: 1.00] - Very simple wattmet
- A very simple QRP wattmeter project by SP5DDJ based on schematic of SWR meter developed and published by JA6HIC
[Hits: 440 | Votes: 0 | Rating: 0.00] - W1HUE Amateur Radio Articles
- This site provides online access to Amateur Radio equipment modification articles by Larry East, W1HUE
[Hits: 247 | Votes: 0 | Rating: 0.00] - W4ATC QRP Project
- Beginners making inexpensive, low-power shortwave transceivers from kits.
[Hits: 1397 | Votes: 0 | Rating: 0.00]
|
|
