Ham Radio Homebrew
Amateur Radio homebrew projects and experiments
A collection of several amateur radio homemade projectsSite Listings
DF9CY Technical Articles and Material
Ham Radio Projects by Wireless Society of Southern Maine
Homebrew projects by dl5dbm pop
QRO GU-84B TETRODE
27Cxx Eprom programmer and KissEprom
40 meter QRP Transceiver
40 Segment LED S-Meter
7 MHz SSB Transceiver
75 meter AM Transceiver
80 Watt FM stereo broadcast transmitter
A *balanced* balanced antenna tuner
A 2.3GHz to 432MHz receiver converter
A 20 Ampere / 13,8V power supply
A 6M Transverter
A cheap S Meter
A CW Sidetone Bypass
A D-ATV transmitter project
A Modern Thermocouple Ammeter
A Pb Battery Recharger
A Simple Dual Band SSB Transceiver
A Simple Telegraph Key
A Simple VFO for 80 and 160 Meters
A Three-Band One-Tube Novice Transmitter
ACWS: Automatic CW Sender by iz7ath
Analog Inputs on a KPC-9612 TNC
Antenna elevator system for amateur satellites
AR8000 Serial Link
Automatic Band Decoder
Automatic Band Decoders
Automatic Band Decoders
Automatic Roger Beep for VHF/UHF Contests
Band decoder
Basic RF Oscillator
Batlabs
Bluetooth Audio and Amateur Radio
Build A 100Khz Crystal Calibrator
Build a Vox Circuit
Build yourself an RF Ammeter
Change Battery on DVS-2
CW Filter
CW Key-to-Rig Switch Box
DirectDirt
Display/Stabiliser unit
DIY Basic Electronics and Antennas
DL6JAN's CW keyboard
Dual Output 200 MHz RF Generator/Detector
DVX Project
EI7BA's Amateur Radio Pages
EI9GQ
Eprom Eraser
ESR METER: (Equivalent Serie Resistance of capacitors)
Experimental HF 6-band SSB transceiver
F5AYE microwaves pages
F5RDH homebrew projects
Ferrite information
Frequency Locked Loop VFO for HF
G3PTO
Ham Radio Beat Frequency Oscillator
Ham Radio Circuits pop
HAM Radio DIY Projects by DL8ABH
Ham Radio Homebrewing by IK3OIL
High Potential Tester (high-pot.)
Hombrewing an HF Transceiver
Home Brew a Condenser Microphone
Home Made 5KV Capacitor
Homebrew Butterfly Capacitor
Homebrew Dow-Key
Homebrew resources for wireless enthusiasts
Homebrew Spectrum Analyzer
Homebrew your own inductors pop
HSCW transmit interface box
Hybrid antenna splitter
Hybrid Synthesizer for UHF and microwave
I1KFH Homebrewing
IC8POF'S mods
IK3OIL Ham radio homebrewing
IK4AUY Sergio
IK8MKK Home-Made equipment
Impedance Bridge
Improved PL Tone encoder
IZ7ATH Projects
K8CU Technical Topics
K8TM Articles
Kenwood Pin Connectors
KI5YN QLF Filter
LC METER
LF Converter
LY3LP laboratory
Make you drill more flexible
N2CQR 20 meter portable DSB transceiver
N3LS Larry
No tune SSB/CW transceivers
OH7SV Matti Hohtola Ham Projects
PA3FXO projects
PC to RTX interface
PCM Kestrel HF Transceiver
PG1N's Hambrew Site
QRP 20m Antenna Tuner Unit
QRP AM(cw) Transmitter for 10 meters
Radio-TNC wiring
A collection of technical articles on antennas, radios and other stuff.
By: Christoph
Hits: 901
| Votes: 1 | Rating: 8
Wireless Society of Southern Maine Projects instructions and photos for many ham radio projects and ...
By: Tim Watson
Hits: 235
KW,2-meter,6-meter,antennas,amplifiers,preamps,powersupplys, and more
By: Anwar von Sroka
Hits: 27314
| Votes: 154 | Rating: 6.77
GU-84B Homebrew HF Amplifiers
By: Chris Fox NI4L
Hits: 8460
| Votes: 21 | Rating: 4.43
Simple eprom programmer for 27Cxx family used in TNC and G3ruh modem eprom tutorial schematics ...
By: Talino iz7ath
Hits: 5623
| Votes: 77 | Rating: 5.26
This semi homebrew QRP low power CW transceiver is based on the ARK 40 transceiver ...
Hits: 9522
| Votes: 7 | Rating: 6.85
Provide your radio with a very string signal then adjust the HIGH LEVEL pot to ...
By: n6bg
Hits: 101
Circuit diagram and discription of 7 MHz Ham Radio SSB Transceiver Transceiver using two MC1496 ...
By: Yujin
Hits: 19066
| Votes: 43 | Rating: 6.48
Frequency coverage: 3.75 MHz to 4.00 MH transceiver for 75 MHz band
Hits: 1195
| Votes: 1 | Rating: 10
A high quality broadcast transmitter big enough for a medium town
Hits: 715
| Votes: 1 | Rating: 10
The published version of this article appeared in the February 1990 issue of QST Magazine ...
Hits: 21730
| Votes: 11 | Rating: 7.28
Receiver converter that can be plugged to the backside of the Yaesu FT 817 battery ...
Hits: 1501
| Votes: 3 | Rating: 4
A 20 ampere and more 13,8V power supply for RTX
By: Talino
Hits: 21518
| Votes: 44 | Rating: 5.58
Build a transverter based on a 6M receive converter A 32MHz TTL oscillator is used ...
Hits: 4834
| Votes: 2 | Rating: 10
A low-level voltage meter and could even be used for audio purposes.
Hits: 2642
| Votes: 4 | Rating: 6.25
A CW sidetone bypass for the NESCAF audio filter a small and low cost circuit ...
Hits: 484
Build this simple and cheap 70 MHz Exciter and start to transmit Digital Television by ...
By: F4DAY
Hits: 2579
| Votes: 1 | Rating: 8
Thermocouple ammeters are very rare these days but the job they were perfect for measuring ...
Hits: 2879
| Votes: 2 | Rating: 6
The starting idea was to build a battery charger for Pb battery used in car ...
By: Talino
Hits: 3225
| Votes: 3 | Rating: 3.67
Homebrew a dual-band transceiver with a crisp receiver and a clean SSB signal
Hits: 3052
| Votes: 2 | Rating: 7
How To Build Code-Practice Apparatus: A Simple Telegraph Key
Hits: 9808
| Votes: 12 | Rating: 5.75
This VFO is simple to build and is quite stable.
Hits: 1480
| Votes: 1 | Rating: 7
A homebrew radio transmitter project based and inspired by the original 30 Watts input on ...
By: KC9KEP
Hits: 358
| Votes: 2 | Rating: 10
Simple circuit, with a simple push, transmit a memorized Cw messages
By: Talino
Hits: 1453
| Votes: 1 | Rating: 8
Modify a KPC 9612 to give a total of four analog input for remote monitoring ...
By: Ian McLaughlin
Hits: 683
| Votes: 3 | Rating: 7
Smart homebrew antenna ELEVATOR system with linear actuator The actuator is a cheap and heavy ...
By: Jerry
Hits: 22378
| Votes: 44 | Rating: 7.66
A simple and inexpensive way to connect an AR8000 to a portable computer
Hits: 1623
| Votes: 2 | Rating: 6.5
An automatic band decoder made into a nice enclosure with LED indicators for the chosen ...
By: OZ1CX
Hits: 656
| Votes: 1 | Rating: 10
Build your own band decoder, for kenwood rigs too
Hits: 1195
| Votes: 1 | Rating: 10
To build a Band Decoder to drive our remote relays we need to supply the ...
Hits: 1208
| Votes: 1 | Rating: 2
This project details an automatic roger beep circuit for VHF UHF contests Built around a ...
By: M1GEO
Hits: 55
Automatic and decoder project by sm3wmv
Hits: 726
| Votes: 1 | Rating: 1
A simple RF oscillator by Harry Lythall - SM0VPO
By: SM0VPO
Hits: 1481
| Votes: 2 | Rating: 6.5
Motorola two way systems technical documents
Hits: 1136
| Votes: 3 | Rating: 6
Bluetooth headsets are very common with cell phone users As such many amateurs may already ...
Hits: 4254
| Votes: 10 | Rating: 6.6
Hits: 2569
| Votes: 7 | Rating: 7.15
by Mike Martell N1HFX
Hits: 5011
| Votes: 22 | Rating: 5.19
An Easy way to Monitor RF AC or DC current with one instrument by W5JGV ...
Hits: 3624
| Votes: 6 | Rating: 6.33
The DVS-2 is a CQ unit for the Yaesu Trancievers.
Hits: 597
I0QM Gaussian CW Filter page This Filter for the weak signals is the evolution of ...
Hits: 1902
| Votes: 2 | Rating: 8
This is an easy afternoon project to switch multiple cw keys between several rigs If ...
By: AB3AP
Hits: 49
The Information Source For Makers Experimenters DIY Home Brewers Restorers and Amateur Radio Operators ...
Hits: 500
| Votes: 4 | Rating: 10
The Display/Stabiliser unit displays the signal frequency on a Hitachi LCD module.
Hits: 816
| Votes: 1 | Rating: 10
DIY Basic Electronic Theory Basic Antenna Theory with Antennas built from common materials What does ...
By: KG4ZNC
Hits: 11379
| Votes: 15 | Rating: 7.85
A micro processor interface that converts PC keyboard code into Morse code
By: Christian
Hits: 2685
| Votes: 6 | Rating: 9.5
Dual Output DDS Based RF Generator Detector with links for the associated QEX NimbleSig III ...
By: Tom, VA7TA
Hits: 1296
| Votes: 1 | Rating: 8
Digital Voice Transceiver Project This Project began to explore the use of the DVSI AMBE ...
Hits: 1486
| Votes: 1 | Rating: 1
Antennas and homebrew ancilliary equipment
By: EI7BA
Hits: 2724
| Votes: 17 | Rating: 9.18
Homebrew page with some great homebrew gear shown here.
By: EI9GQ
Hits: 25043
| Votes: 33 | Rating: 7.81
An Eprom Eraser with UV Ray for 27Cxx Eprom and similar common in TNC with ...
By: Talino
Hits: 1817
| Votes: 4 | Rating: 7.5
Esr meter to measure the equivalent serie resistance of capacitors
By: Talino
Hits: 5556
| Votes: 28 | Rating: 5.63
An SSB radio for the HF bands will be presented Featuring 12 to 20 Watts ...
By: DK7IH
Hits: 782
| Votes: 15 | Rating: 9.34
Pages on microwaves,homebrew, beacon HB9G 5.7 and 10 Ghz.
By: PILLER JeanPaul
Hits: 2464
| Votes: 4 | Rating: 6.25
some interestig homebrew projects
By: Jean-Marc
Hits: 14712
| Votes: 35 | Rating: 7.94
Ferrite Toroidal Cores Magnetic Properties of Ferrite Materials EMI RFI Suppression Design Considerations Ferrite Beads ...
Hits: 13726
| Votes: 4 | Rating: 5
A device which joins in a single microprocessor a digital programmable frequency meter and a ...
Hits: 1862
| Votes: 4 | Rating: 7.75
Homebuilt Amateur Radio & CW communications web site
By: g3pto
Hits: 17024
| Votes: 12 | Rating: 7.6
A simple free running oscillator oscillating at the receiver s IF intermediate frequency beats with ...
Hits: 719
Circuits of SSB Transceiver AM DSB Transmitter Antennas BFO VFO 807 FM Mike Crystal filter ...
By: Yujin
Hits: 36202
| Votes: 57 | Rating: 5.36
Ham Radio DIY projects all around morse semi automatic and fully automatic bug keys construction ...
By: Wolfgang Palme DK5EI
Hits: 157
A collection of projects for Amateur Radio Homebrewing enthusiasts
By: Francesco Morgantini
Hits: 23684
| Votes: 21 | Rating: 7.28
Hits: 861
| Votes: 2 | Rating: 7.5
This page will describe the construction of a multi band SSB transceiver with all its ...
Hits: 4366
| Votes: 6 | Rating: 8.33
An inexpensive condenser microphone with excellent performance can be easily constructed with easily available parts ...
Hits: 1889
| Votes: 2 | Rating: 5.5
Building a high voltage (5KV), variable plate capacitor (17 to 220pF)
Hits: 1369
| Votes: 7 | Rating: 7.28
Butterfly capacitors are hard to find expensive but they can be home made by PY1AHD ...
Hits: 4023
| Votes: 12 | Rating: 5.58
Homemade an external T/R switch for your vintage RTX by KB8OJH
Hits: 355
PDF resources containing information on low cost ssb am cw circuits which are useful for ...
By: Sandeep
Hits: 4530
| Votes: 8 | Rating: 7.13
Project for DXers and experimenters alike An old article publishes by 73 Amateur Radio magazine ...
By: KE0UV
Hits: 805
Cannot find the inductors you need for an antenna a tuner or amplifier Build your ...
By: W3JIP
Hits: 28595
| Votes: 22 | Rating: 7.04
Versatile transmit interface circuit
Hits: 1956
| Votes: 2 | Rating: 8
This scheme can be used to combine two antennas
Hits: 1055
A versatile hybrid synthesizer for UHF and Microwave Projects
Hits: 759
Homebrew web site
By: Sergio Brovero i1kfh
Hits: 5435
| Votes: 3 | Rating: 6.67
IC8POF s How To index Hamradio mods Crazy PA Tuner project transform any manual amplifier ...
By: Phil
Hits: 938
| Votes: 4 | Rating: 9.25
A site devoted to Amateur Radio Homebrewing CW decoder CW QRP Transceiver for the 40 ...
By: ik3oil
Hits: 4431
| Votes: 10 | Rating: 4.5
Advanced QRP Low Cost Mosfets HF Linear Amplifier with schematics IMD gain data and more ...
By: Sergio
Hits: 3634
| Votes: 27 | Rating: 8.1
Two 50 Mhz amplifiers and antenna switch
Hits: 2591
| Votes: 2 | Rating: 9.5
by Harry Lythall SM0VPO
By: SM0VPO
Hits: 4337
| Votes: 11 | Rating: 7.38
N1HFX project to improve PL tone encoder providing a more stable frequency
Hits: 586
Antennas, Keyer, amplifier, transverter, baluns
By: Talino
Hits: 23736
| Votes: 26 | Rating: 6.32
Well documented Amateur Radio HF VHF antenna projects high power Russian GS35B RF amplifiers mobile ...
By: K8CU
Hits: 3899
| Votes: 11 | Rating: 7.64
This publications page lists articles on surface mount devices amateur radio soldering shunts and measuring ...
By: Dean Poeth, Schenectady, NY
Hits: 1312
| Votes: 1 | Rating: 1
Microphone, accessories and data packet pin connection schematics for Kenwood Radios
Hits: 4136
| Votes: 8 | Rating: 7.5
A microprocessor based interface designed to go between a standard Morse code key and a ...
Hits: 355
Inductance and Capacitance meter using``Frequency Shifted Oscillator
By: Talino
Hits: 11464
| Votes: 21 | Rating: 4.86
Home made LF converter, listen to signals below 300 KHz
Hits: 436
QRP DIY and more
By: Klemensas, LY3LP
Hits: 1557
| Votes: 9 | Rating: 7.79
A useful tool to make PCB
By: talino
Hits: 2804
| Votes: 2 | Rating: 3
Homebrewed transceiver for 20 meter originally born for 17 meters band
Hits: 1084
Amateur radio links and homebrew projects
By: Larry Sonnie Jr
Hits: 17641
| Votes: 4 | Rating: 1.5
no tune SSB/CW transceiver for 1296, 2304, 5760 and 10368 MHz
By: Sergio
Hits: 2776
| Votes: 3 | Rating: 7
The most modern QRP transceiver in 2004 Direct Conversion HF Transceiver with DDS LO 50 ...
By: Matti Hohtola
Hits: 20377
| Votes: 36 | Rating: 8.11
Contains digimodes, antenna projects, DX info and lots more
By: Cees
Hits: 2044
| Votes: 4 | Rating: 9.75
Schematics for IC 706 IC 718 IC 756PRO TS 570 TS 870 and simple universal ...
Hits: 3795
| Votes: 2 | Rating: 7.5
This article describes an upgrade to the Kestrel transceiver replacing its LCD display with a ...
By: vk3yy
Hits: 73
Homebrew-page of PG1N with lots of homebrew links
By: Maarten Ouwehand
Hits: 1218
| Votes: 76 | Rating: 8.61
A QRP antenna tuner for 20 meters band
Hits: 10862
| Votes: 6 | Rating: 5.83
In this project you will make a simple low power broadcast type circuit using a ...
Hits: 1246
| Votes: 2 | Rating: 10
Radio-TNC wiring diagrams index
Hits: 3532
| Votes: 13 | Rating: 5.22