Ham Radio Homebrew

Home brewing

A collection of several amateur radio homemade projects
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  • WN2A Homebrew Heaven
    Stuff for Homebrewer
  • Ham Radio Circuits
    Circuits of SSB Transceiver, AM DSB Transmitter, Antennas, BFO, VFO, 807, FM Mike, Crystal filter and more.
  • SM0VPO Homebrew pages
    Harry Lythall SM0VPO/G4VVJ homebrew web site, contains several projects, antenna notes and plans, receivers and transmitters plans, regularly updated.
  • Homebrew your own inductors
    Cannot find the inductors you need for an antenna, a tuner or amplifier ? Build your own it is easy!
  • Homebrew projects by dl5dbm
    KW,2-meter,6-meter,antennas,amplifiers,preamps,powersupplys, and more
  • EI9GQ
    Homebrew page with some great homebrew gear shown here.
  • IZ7ATH Projects
    Antennas, Keyer, amplifier, transverter, baluns
  • Ham Radio Homebrewing by IK3OIL
    A collection of projects for Amateur Radio Homebrewing enthusiasts
  • Antenna elevator system for amateur satellites
    Smart homebrew antenna-ELEVATOR system with linear actuator. The actuator is a cheap and heavy tool with high enough torque, ideal for elevation systems, but in practice it needs quite an effort in order to operate correctly in your homebrew antenna system. This page inform you of the actuator's secrets.
  • W8JI Technical pages
    Amplifier, vacuum tube, receiving beverage loop vertical and transmitting antenna system technical information radiation resistance, EH antenna, noise,receivers, and information on keyclicks.
  • A *balanced* balanced antenna tuner
    The published version of this article appeared in the February 1990 issue of QST Magazine
  • A 20 Ampere / 13,8V power supply
    A 20 ampere and more 13,8V power supply for RTX
  • OH7SV Matti Hohtola Ham Projects
    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
  • 7 MHz SSB Transceiver
    Circuit diagram and discription of 7 MHz Ham Radio SSB Transceiver. Transceiver using two MC1496, 4.43 MHz Ladder filter, LM386, LM324 and IRF840 in final.
  • N3LS Larry
    Amateur radio links and homebrew projects
  • G3PTO
    Homebuilt Amateur Radio & CW communications web site
  • F5RDH homebrew projects
    some interestig homebrew projects
  • Ferrite information
    Ferrite Toroidal Cores, Magnetic Properties of Ferrite Materials, EMI - RFI Suppression Design Considerations, Ferrite Beads, Ferrites for RFI Ferrite Cores for RFI Suppression by CWS ByteMark
  • LC METER
    Inductance and Capacitance meter using``Frequency Shifted Oscillator
  • DIY Basic Electronics and Antennas
    DIY Basic Electronic Theory, Basic Antenna Theory with Antennas built from common materials. What does SWR really mean. Baluns from transmission line.
  • QRP 20m Antenna Tuner Unit
    A QRP antenna tuner for 20 meters band
  • A Simple Telegraph Key
    How To Build Code-Practice Apparatus: A Simple Telegraph Key
  • 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
  • QRO GU-84B TETRODE
    GU-84B Homebrew HF Amplifiers
  • Some good ideas for a big Delta Loop antenna
    A 3 element DELTA LOOP on 20 meter, 4 on 15 and 5 on 10: my new beam (Just some good ideas)
  • 27Cxx Eprom programmer and KissEprom
    Simple eprom programmer for 27Cxx family , used in TNC and G3ruh modem, eprom tutorial, schematics and KissEprom software for windows by iz7ath
  • ESR METER: (Equivalent Serie Resistance of capacitors)
    Esr meter to measure the equivalent serie resistance of capacitors
  • I1KFH Homebrewing
    Homebrew web site

  • Homebrew projects by dl5dbm   pop

    • KW,2-meter,6-meter,antennas,amplifiers,preamps,powersupplys, and more
    By: Anwar von Sroka Hits: 27351 | Votes: 154 | Rating: 6.77

  • QRO GU-84B TETRODE

    • GU-84B Homebrew HF Amplifiers
    By: Chris Fox NI4L Hits: 8464 | Votes: 21 | Rating: 4.43

  • 27Cxx Eprom programmer and KissEprom

    • Simple eprom programmer for 27Cxx family used in TNC and G3ruh modem eprom tutorial schematics ...
    By: Talino iz7ath Hits: 5625 | Votes: 78 | Rating: 5.32

  • 40 meter QRP Transceiver

    • This semi homebrew QRP low power CW transceiver is based on the ARK 40 transceiver ...
    Hits: 9546 | Votes: 7 | Rating: 6.85

  • 40 Segment LED S-Meter

    • Provide your radio with a very string signal then adjust the HIGH LEVEL pot to ...
    By: n6bg Hits: 104

  • 7 MHz SSB Transceiver

    • Circuit diagram and discription of 7 MHz Ham Radio SSB Transceiver Transceiver using two MC1496 ...
    By: Yujin Hits: 19078 | Votes: 43 | Rating: 6.48

  • 75 meter AM Transceiver

    • Frequency coverage: 3.75 MHz to 4.00 MH transceiver for 75 MHz band
    Hits: 1199 | Votes: 1 | Rating: 10

  • A 6M Transverter

    • Build a transverter based on a 6M receive converter A 32MHz TTL oscillator is used ...
    Hits: 4834 | Votes: 2 | Rating: 10

  • A cheap S Meter

    • A low-level voltage meter and could even be used for audio purposes.
    Hits: 2644 | Votes: 4 | Rating: 6.25

  • A CW Sidetone Bypass

    • A CW sidetone bypass for the NESCAF audio filter a small and low cost circuit ...
    Hits: 485

  • A D-ATV transmitter project

    • Build this simple and cheap 70 MHz Exciter and start to transmit Digital Television by ...
    By: F4DAY Hits: 2588 | Votes: 1 | Rating: 8

  • A Modern Thermocouple Ammeter

    • Thermocouple ammeters are very rare these days but the job they were perfect for measuring ...
    Hits: 2883 | Votes: 2 | Rating: 6

  • A Pb Battery Recharger

    • The starting idea was to build a battery charger for Pb battery used in car ...
    By: Talino Hits: 3226 | Votes: 3 | Rating: 3.67

  • A Simple Telegraph Key

    • How To Build Code-Practice Apparatus: A Simple Telegraph Key
    Hits: 9816 | Votes: 12 | Rating: 5.75

  • Analog Inputs on a KPC-9612 TNC

    • Modify a KPC 9612 to give a total of four analog input for remote monitoring ...
    By: Ian McLaughlin Hits: 684 | Votes: 3 | Rating: 7

  • AR8000 Serial Link

    • A simple and inexpensive way to connect an AR8000 to a portable computer
    Hits: 1624 | Votes: 2 | Rating: 6.5

  • Automatic Band Decoder

    • An automatic band decoder made into a nice enclosure with LED indicators for the chosen ...
    By: OZ1CX Hits: 658 | Votes: 1 | Rating: 10

  • Automatic Band Decoders

    • To build a Band Decoder to drive our remote relays we need to supply the ...
    Hits: 1209 | Votes: 1 | Rating: 2

  • Band decoder

    • Automatic and decoder project by sm3wmv
    Hits: 727 | Votes: 1 | Rating: 1

  • Basic RF Oscillator

    • A simple RF oscillator by Harry Lythall - SM0VPO
    By: SM0VPO Hits: 1485 | Votes: 2 | Rating: 6.5

  • Batlabs

    • Motorola two way systems technical documents
    Hits: 1138 | Votes: 3 | Rating: 6

  • Bluetooth Audio and Amateur Radio

    • Bluetooth headsets are very common with cell phone users As such many amateurs may already ...
    Hits: 4264 | Votes: 10 | Rating: 6.6

  • Build yourself an RF Ammeter

    • An Easy way to Monitor RF AC or DC current with one instrument by W5JGV ...
    Hits: 3627 | Votes: 6 | Rating: 6.33

  • CW Filter

    • I0QM Gaussian CW Filter page This Filter for the weak signals is the evolution of ...
    Hits: 1906 | Votes: 2 | Rating: 8

  • CW Key-to-Rig Switch Box

    • This is an easy afternoon project to switch multiple cw keys between several rigs If ...
    By: AB3AP Hits: 51

  • DirectDirt

    • The Information Source For Makers Experimenters DIY Home Brewers Restorers and Amateur Radio Operators ...
    Hits: 501 | Votes: 4 | Rating: 10

  • Display/Stabiliser unit

    • The Display/Stabiliser unit displays the signal frequency on a Hitachi LCD module.
    Hits: 816 | Votes: 1 | Rating: 10

  • DIY Basic Electronics and Antennas

    • DIY Basic Electronic Theory Basic Antenna Theory with Antennas built from common materials What does ...
    By: KG4ZNC Hits: 11387 | Votes: 15 | Rating: 7.85

  • DL6JAN's CW keyboard

    • A micro processor interface that converts PC keyboard code into Morse code
    By: Christian Hits: 2689 | Votes: 6 | Rating: 9.5

  • DVX Project

    • Digital Voice Transceiver Project This Project began to explore the use of the DVSI AMBE ...
    Hits: 1487 | Votes: 1 | Rating: 1

  • EI9GQ

    • Homebrew page with some great homebrew gear shown here.
    By: EI9GQ Hits: 25066 | Votes: 33 | Rating: 7.81

  • Eprom Eraser

    • An Eprom Eraser with UV Ray for 27Cxx Eprom and similar common in TNC with ...
    By: Talino Hits: 1818 | Votes: 4 | Rating: 7.5

  • F5AYE microwaves pages

    • Pages on microwaves,homebrew, beacon HB9G 5.7 and 10 Ghz.
    By: PILLER JeanPaul Hits: 2465 | Votes: 4 | Rating: 6.25

  • Ferrite information

    • Ferrite Toroidal Cores Magnetic Properties of Ferrite Materials EMI RFI Suppression Design Considerations Ferrite Beads ...
    Hits: 13737 | Votes: 4 | Rating: 5

  • Frequency Locked Loop VFO for HF

    • A device which joins in a single microprocessor a digital programmable frequency meter and a ...
    Hits: 1867 | Votes: 4 | Rating: 7.75

  • G3PTO

    • Homebuilt Amateur Radio & CW communications web site
    By: g3pto Hits: 17038 | Votes: 12 | Rating: 7.6

  • Ham Radio Circuits   pop

    • Circuits of SSB Transceiver AM DSB Transmitter Antennas BFO VFO 807 FM Mike Crystal filter ...
    By: Yujin Hits: 36252 | Votes: 57 | Rating: 5.36

  • HAM Radio DIY Projects by DL8ABH

    • Ham Radio DIY projects all around morse semi automatic and fully automatic bug keys construction ...
    By: Wolfgang Palme DK5EI Hits: 159

  • Ham Radio Homebrewing by IK3OIL

    • A collection of projects for Amateur Radio Homebrewing enthusiasts
    By: Francesco Morgantini Hits: 23709 | Votes: 21 | Rating: 7.28

  • Hombrewing an HF Transceiver

    • This page will describe the construction of a multi band SSB transceiver with all its ...
    Hits: 4366 | Votes: 6 | Rating: 8.33

  • Home Brew a Condenser Microphone

    • An inexpensive condenser microphone with excellent performance can be easily constructed with easily available parts ...
    Hits: 1890 | Votes: 2 | Rating: 5.5

  • Home Made 5KV Capacitor

    • Building a high voltage (5KV), variable plate capacitor (17 to 220pF)
    Hits: 1371 | Votes: 7 | Rating: 7.28

  • Homebrew Butterfly Capacitor

    • Butterfly capacitors are hard to find expensive but they can be home made by PY1AHD ...
    Hits: 4026 | Votes: 12 | Rating: 5.58

  • Homebrew Dow-Key

    • Homemade an external T/R switch for your vintage RTX by KB8OJH
    Hits: 356

  • Homebrew Spectrum Analyzer

    • Project for DXers and experimenters alike An old article publishes by 73 Amateur Radio magazine ...
    By: KE0UV Hits: 824

  • Homebrew your own inductors   pop

    • Cannot find the inductors you need for an antenna a tuner or amplifier Build your ...
    By: W3JIP Hits: 28634 | Votes: 22 | Rating: 7.04

  • I1KFH Homebrewing

    • Homebrew web site
    By: Sergio Brovero i1kfh Hits: 5440 | Votes: 3 | Rating: 6.67

  • IC8POF'S mods

    • IC8POF s How To index Hamradio mods Crazy PA Tuner project transform any manual amplifier ...
    By: Phil Hits: 939 | Votes: 4 | Rating: 9.25

  • IK3OIL Ham radio homebrewing

    • A site devoted to Amateur Radio Homebrewing CW decoder CW QRP Transceiver for the 40 ...
    By: ik3oil Hits: 4434 | Votes: 10 | Rating: 4.5

  • IK4AUY Sergio

    • Advanced QRP Low Cost Mosfets HF Linear Amplifier with schematics IMD gain data and more ...
    By: Sergio Hits: 3635 | Votes: 27 | Rating: 8.1

  • Impedance Bridge

    • by Harry Lythall SM0VPO
    By: SM0VPO Hits: 4339 | Votes: 11 | Rating: 7.38

  • IZ7ATH Projects

    • Antennas, Keyer, amplifier, transverter, baluns
    By: Talino Hits: 23755 | Votes: 26 | Rating: 6.32

  • K8CU Technical Topics

    • Well documented Amateur Radio HF VHF antenna projects high power Russian GS35B RF amplifiers mobile ...
    By: K8CU Hits: 3900 | Votes: 11 | Rating: 7.64

  • K8TM Articles

    • This publications page lists articles on surface mount devices amateur radio soldering shunts and measuring ...
    By: Dean Poeth, Schenectady, NY Hits: 1314 | Votes: 1 | Rating: 1

  • Kenwood Pin Connectors

    • Microphone, accessories and data packet pin connection schematics for Kenwood Radios
    Hits: 4141 | Votes: 8 | Rating: 7.5

  • KI5YN QLF Filter

    • A microprocessor based interface designed to go between a standard Morse code key and a ...
    Hits: 356

  • LC METER

    • Inductance and Capacitance meter using``Frequency Shifted Oscillator
    By: Talino Hits: 11470 | Votes: 21 | Rating: 4.86

  • LF Converter

    • Home made LF converter, listen to signals below 300 KHz
    Hits: 438

  • LY3LP laboratory

    • QRP DIY and more
    By: Klemensas, LY3LP Hits: 1564 | Votes: 9 | Rating: 7.79

  • N3LS Larry

    • Amateur radio links and homebrew projects
    By: Larry Sonnie Jr Hits: 17653 | Votes: 4 | Rating: 1.5

  • No tune SSB/CW transceivers

    • no tune SSB/CW transceiver for 1296, 2304, 5760 and 10368 MHz
    By: Sergio Hits: 2777 | Votes: 3 | Rating: 7

  • OH7SV Matti Hohtola Ham Projects

    • The most modern QRP transceiver in 2004 Direct Conversion HF Transceiver with DDS LO 50 ...
    By: Matti Hohtola Hits: 20388 | Votes: 36 | Rating: 8.11

  • PA3FXO projects

    • Contains digimodes, antenna projects, DX info and lots more
    By: Cees Hits: 2046 | Votes: 4 | Rating: 9.75

  • PC to RTX interface

    • Schematics for IC 706 IC 718 IC 756PRO TS 570 TS 870 and simple universal ...
    Hits: 3798 | Votes: 2 | Rating: 7.5

  • PCM Kestrel HF Transceiver

    • This article describes an upgrade to the Kestrel transceiver replacing its LCD display with a ...
    By: vk3yy Hits: 75

  • PG1N's Hambrew Site

    • Homebrew-page of PG1N with lots of homebrew links
    By: Maarten Ouwehand Hits: 1221 | Votes: 76 | Rating: 8.61
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  • Antenna Traps
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