PROJECTS AND CONSTRUCTION (253)

• CONSTRUCTION HAM RADIO = DK0TUI
• K0JD - Construction Proyects
• 10 MHZ 2N3553 QRP transmiter by VE3DNL
• Amplifier for LF - 100 Watts 13.8 volts
• GM3XIJ - Personal interests, 20A PSU project
• Transmisor "Push Pull" con válvulas 245 - 2 - 3 - 4 - Onda Corta - 1932
• Construcción de un Receptor HF de 2 válvulas  2  3  4  - Onda Corta 1932
• Transmisores controlados por Cristal  2  3  Onda Corta - 1932
• Receptor Compacto de HF  2  3  4  5  6  - Onda Corta - 1932
• Coaxial Cable Types
• G0MRF - Projects, LF to microwave
• Linear Amplifier w/FOUR 807s by K9EUI
• Power Supply by Linear Amplifier w/FOUR 807s by K9EUI
• G3XLQ -  homebrewing QRP articles and circuit diagrams on-line.
• Mini Tuner for HF QRP
• G3YCC - Alternative site, SM0VPO projects
• G3YXM - Topband and 136khz PA projects plus mobile info
• Adding 160 meter to HF Amplifier by AG6K
• G4BXZ - Electronic circuit design software
• G8GFH - Amateur radio; valve information
• G4FHK - Classified ads & construction
• G4FRE - aka WW2R, radio interests & construction
• QSK amplifier by TS-830, TS-430, TS-440, TL922, SB-220
• Triode-Pentode TX uses ECL82/6BM8, ECL86 or 6GW8 by G4VAM
• "The 6L6 Scrounger" by WB6TNL
• Sandhills Technical Services
• Ham Radio Repair, by N4DA
• KF5TB's Ham Projects
• SM0PVO - Harry's Homebrew Homepage
• JF1OZL - Kazuhiro Sunamura's HR Projects
• N8UT's Amateur Radio Reference Library - Electronics Subjects
• "Frugal Hamming" by Jeff Brone, WB2JNA
• rec.radio.amateur.boatanchors FAQ
• K3WWP's Links - Parts & Homebrew Info
• Ham Radio Projects
• Jeff Duntemann KG7JF
• Home Page for PDRUNEN
• Len's Home Page
• Masthead Preamp Power by SM0VPO
• VE2REQ Projects, 900 Mhz -Links-
• 50 MHZ TX/RX CW/SSB Project
• G4ZHI - Personal interests, a simple EME elevation system.
• G4VVJ aka SM0VPO - homebrew construction projects
• KG0ZZ tools, projects, links
• Receptor Sintetizado para Imagen del Satélite Metereológico
• N1KDO report projects, Links
• N1ST Ham Projects, Tracksat
• K2UT Model Railroading Projects
• ARRL Crystal Oscillators
• Radio-TNC Wiring Diagrams Index
• N8QQ amateur radio, projects
• N8QXP radios, prices, service, parts, links
• Red River, projects
• Wollongong Packet Gateway/Wormhole - joint research project between the Illawarra Amateur
• North Texas Balloon Project
• TDP -  Transmitter Documentation Project
• Picosat System satellite constellation project
• State Of The Art- 2 meter SSB transceiver. Ongoing project of the high quality 144 MHz SSB transceiver, for EME, MS, Contest and other weak signal modes
• Wollongong Packet - joint research project between the Illawarra Amateur
• K0JD's Ham Homebrew Site!
• Basic Vacuum Tube Theory
• Tube-based Schematics and Projects
• PATS TUBE SCHEMATICS
• A low voltage 2 tube regenerative receiver
• Glowbugs
• North Texas Balloon Project - launches helium balloons carrying
• A good article from Wenzel Associates
• Modern Radio Labs web site
• Good foxhole radio illustration
• U of A project: Get a degree in crystal radio construction
• A crystal radio link from "Down Under"
• Wumpus Old Radio and Crystal World
• RogRad crystal set reproductions, kits
• The ferrite core: A Yahoo club for crystal set builders
• Huge collection of Crystal Radio links
• An inexpensive crystal kit
• Build a Crystal SW Radio
• Two construction articles on Xtal sets by Jospeh Cooper
• MFJ 8100K multi-band regenerative radio kit
• User instruction and manual for MFJ 8100K
• A High Power Crystal SW Receiver for Ham bands
• Build Your Own Crystal Short Wave Receiver
• Classroom Projects: Crystal Detector sets
• Illustration of a "portable" Crystal set at the beach
• DXing like greatgrandpa (Ragnar Dannerskjold)
• Antique Electronic Supply
• Crystal Rocket Radio --  super simple crystal set
• A Simple Crystal Set nicely laid out with good instructions
• From Fred VE3HC's Museum Page crystal radio diagram in the masthead
• Another Crystal Set long download
• The Xtal Set Society a club for Crystal set tinkerers
• Kits from the Xtal Set Society (one AM, one SW)
• Crystal Set Resources Gnome Technologies
• Crystal Sets headphones, and Crystal Set Design data (dead link 99.09.29)
• One transistor regen HF receiver and two more from Harry's Homebrew Page
• PV Scientific Instruments expensive custom crystal and regenerative receivers
• Transtronics crystal radio a cheap source for a variable capacitor
• FAR Circuit Boards ready-made printed circuits for regen receivers and others
• Kanga Crystal Radio Kit not much detail, also several simple receiver kits
• Crystal radio amplifier a PDF file from Wenzel Associates
• The Vintage Radio Kit Company (Dead link 99.08.11)
• Reducing Computer Interference
• BCB intereference trap circuit (from R. Nederland)
• Interference Notes Industry Canada Publications Adobe format
• Interference Handbook  from the FCC for TVI but good ideas anyway
• K2AH shows the construction of 6 tube 23 cm Amplifiers.
• 1296 MHz Power Amplifier by K2AH.

• Portable Yagi for 144 MHz 7 element VHF Yagi. NEW - by EI9GQ

• HF Transceiver Multi band transceiver. - by EI9GQ

• Digital display and VFO stabiliser Display/Stabiliser.- by EI9GQ

• A compact beam for 10M VK2ABQ/'Moxon Rectangle'.- by EI9GQ

• 6M Transverter 17M to 6M transveter.- by EI9GQ

• Building blocks Radio building blocks - by EI9GQ

• PCB A simple method of making your own pcb's. - by EI9GQ

• Iambic Keyer A PIC iambic keyer. - by EI9GQ

• VHF CW TX 10W 2M CW transmitter - by EI9GQ

• CW QRP TX Qrp CW transmitter for 80 Mtrs - by EI9GQ

• VHF Converter 2M to 10M receive converter - by EI9GQ

• 50MHzConverter 50 MHz to 10 MHz receive converter - by EI9GQ

• bits.zip Electronic symbols in BMP format (Zipped) - by EI9GQ

• Linear amp Passive grid linear amp - by EI9GQ

• LPF HF Low Pass Filter - by EI9GQ

• ATU A simple T-Match ATU - by EI9GQ

• SSB transceiver SSB transceiver for 80M  Exciter SSB/DSB exciter board -  Receiver The receiver -  Transmitter The transmit section -  Mosfet PA 30 Watt PA - by EI9GQ

• J-Pole A J-Vertical for 10 Mtrs - by EI9GQ

• 80M RX 80 metre receiver - by EI9GQ

• TRF RX Single transistor receiver for SSB, CW, AM - by EI9GQ

• PreAmps and PA's by Tom, K2AH.
• From the Newsletter: Tom, K2AH on Tuning 1296 MHz Feedhorns.
• Just for fun. [ Java Enabled Browser required ]
• Simple preamps for 144 and 432 MHz by IK5QLO.
• HB9BBD with moonsignal recordings and a mighty fine Dish.
• Improving Reception via WSJS Technical Information
• Why use an antenna tuner? at least one good reason in this article
• Antenna Tuners -- Are They So Important? Arnie Coro of RHC DXers Unlimited
• Low Noise Antenna Connection &  Grounds by John Doty
• Lightning information from Radio Nederland safety precautions for radio types
• Q-multiplier improve receiver selectivity: Harry's Homebrew Page

• 10.7_MHz_Filter_for_

• 20_watts_Linear_Amp_.

• 2m_Power_Amplifier_B..

• 2m_TCVR_VU2IF_VU2EM.pdf

• 40m VFO Controlled Q.

• 7_MHz_SSB_Transceive.

• 80m_QRP_Transmitter.pdf

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• BD139_board.jpg

• BFO_VU2ITI.pdf

• ATS-1_By_Dr_Ashutosh

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•  Dip_Meter_VU2MMZ.pdf

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•  RF_Probe_VU2ITI.pdf

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•  SPARK_ARA_01.jpg

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•  SSB_EXCITER_VU2ITI.pdf

•  SWR_Bridge_from_Calc.

•  Solid_20_Watts_VU2SV.

•  Tinker_Dip_By_Ranjan.

• VU2ATN_20m_QRP_Trans.

•  VU2VWN_7MHz_AM_CW_QR.

• VU3NSH_VHF_Power_Sup.

• VWN_40m_QRP_Transmit.

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• Another simple Q-Multiplier
• An RF-gain control for your radio
• Add-on BFO from Michael Smith VE9AA
• Arnie Coro's ultra simple attenuator for your radio 
• Resistor Colour Codes and Capacitor information
• Varibale capacitor mounting tip
• References
• Inductively-coupled loops
• Large Loop antennas
• Antenna tuners, preselectors, pre-amps
• Speciality antennas
• Variable capcitors & other component sources
• Variable capacitor mounting tip
• More sources on WHAMLOG

PROJECTS 6 METERS

• 50 MHZ Project amplifier 250 watts
• 50 MHZ 450 solid state amplifier by G3WOS
• 50 MHZ TX/RX CW/SSB Project
• CB to 6 meters Conversion, and others
• 50 MHZ compact 3-500 Amplifier
• 50 MHZ compact 4CX250B Amplifier RF
• Kill That 2nd Harmonic
• 6 and 2CONVERTER IN 20M IF
• DIODE CONVERTER 2M
• 6 METER CONVERTER (QST 6-82)
• 6 AND 2 IN 20M (HR-2-71
• SIX METER CONVERTER (73 1-67)
• 50 MHZ CONVERTER TX (CQ 7-61)
• 6M MOSFET CONVERTER (HR 6-68)
• 50 Mhz Micro Watt Meter
• A 6 meters Transmitter (VHF 12-62)
• 500 watt Transmitter (QST 1-64)
• An ultra simple receiver (QST 12-97)
• 6 Meters Preamp (Horizons 4-63)
• Transistor Preamp for 6 meters and 144 (QST 11-62)
• 6 Meters Preamp by KA7IXS

• The "Assistant" 50MHz Pre-amplifier & PA

• A pair of Build-yourself magnetometers

• A 6m High Pass TVI Filter

• A Solid State 450 Watt 6m Amplifier

• Those D*** TV Masthead Amplifiers!

• Passband Tuning for the IC-575

• Improving Your Transverter Design

• Braid Breaker and High-pass Filter

• Building a Low-power 6m Beacon

• Review of the IC-736 6m Transceiver

• The IC-756, a Step Forward for 6m DX

• A new TX valve from Russia - the Gi7B

• PA3BFM reviews the FT-920

• IC-706 (Mk 1) FM Transmit Fix

• A Review of the "Hunter Six" Amplifier

• Conversion of Commander II from 2m to 6m

• The VQlog Logging Program [ where to get it ]

• Commander VHF-1200 Amplifier

• Six Metre Transceivers

• The IC-756 Pro HF/50MHz Transceiver

• A Poor Man's 50Mhz kW Amplifier

• BREMI BRL200 Conversion to Six Metres

• The Ranger 5054 50Mhz Transceiver

• A Practical WSJT Interface

KITS:

•  
• Whiterook Products Company: Ham Radio, Electronic Kits, Clocks, and More!
• Pixie II CW Transceiver Kit (10-160 meters)
• Kanga Products
• Kanga US
• Hands Electronics: Ham kits
• Kits and Software for Electronics experimenters, technicians, Engineers and Radio Amateurs.
• Gateway Electronics : Electronic Kits (1)
• CD Software1
• Broadcast Warehouse
• OATLEY ELECTRONICS - CATALOGUE INDEX
• John Ferguson's Home Page
• Tom's Tubes  W4TH - tubes, sockets, & G3SEK Triode/Tetrode Boards and Kits.
• Bob Parker's Electronic Stuff Homepage
  Clement Engineering

   

   

• VEC-101K Shortwave to AM Converter
• VEC-101KC Case for 101 K
• VEC-102K Shortwave Regen, Receiver with case
• VEC-104K 2-Meter FM Receiver with case
• VEC-121K Crystal Radio set with ear phone
• VEC-131K Aircraft Receiver
• VEC-131KC Case for VEC-131K
• VEC-201K CW Keyers
• VEC-201KC Case for VEC-201K
• VEC-221K Memory Keyer
• VEC-221KC Case for VEC-221K
• VEC-412K Battery Charger for NiCad/Ni-MH
• VEC-412KC Case for 412K
• VEC-422K SCA Decoder
• VEC-422KC Case for VEC-422K
• VEC-483K Voice activated tape recording switch.
• VEC-483KC Case for VEC-483K
• VEC-820K CW Audio filter - 750 MHz.
• VEC-820KC Case for VEC-820K
• VEC-821K CW Audio filter with amp
• VEC-821KC Case for VEC-821K
• VEC-830K SSB Audio Filter
• VEC-830KC Case for 830K
• VEC-841K Tunable Audio Filter
• VEC-841KC Case for VEC-841K
• VEC-1000KC Case for VEC-1002K/1006K/1010K/1012K/1016K
• VEC-1002K 2-Meter Receiver
• VEC-1006K 6-Meter Receiver
• VEC-1010K 10-Meter Receiver
• VEC-1012K Emergency and Business BD Receiver
• VEC-1016K 49 MHz Wireless BD Monitor Receiver
• VEC-1100KC Case for 1120K/1130K/1140K/1180K
• VEC-1120K 20-Meter Receiver
• VEC-1130K 30-Meter RReceiver
• VEC-1140K 40 Meter Receiver
• VEC-1180K 80-Meter Receiver
• VEC-1200KC Case for VEC-1220K/1230K/1240K/1280K
• VEC-1202K 2-Meter Transmitter
• VEC-1202KC Case for 1202K
• VEC-1220K 20 - Meter Transmitter
• VEC-1230K 30-Meter Transmitter
• VEC-1240K 40-Meter Transmitter
• VEC-1280K 80-Meter Transmitter
• VEC-1290K AM Transmitter
• VEC-1290KC Case for VEC-1290K
• VEC-1292K Broadcast FM transmitter
• VEC-1292KC Case for VEC-1292K
• VEC-1294K TV Transmitter
• VEC-1294KC Case for VEC-1294K
• VEC-1300KC Case for VEC-1320K/1330K/1340K/1380K
• VEC-1320K QRP Transceiver, 20 Meters.
• VEC-1330K QRP Transceiver 30 Meters
• VEC-1340K QRP Transceiver - 40 Meters
• VEC-1380K QP Transceiver - 80 Meters
• VEC-1402DK High Performance 2- Meter pre-amp
• VEC-1402K 2-Meter pre-amp
• VEC-1422K 220 MHz Pre-amp
• VEC-1444K 440 MHz Pre-amp
• VEC-1500K Comprehensive Soldering Course
• VEC-1604K Portable CD player audio amplifier
• VEC-1604KC Case for VEC-1604K
• VEC-1680K Vacuum Tube - Audio preamp
• VEC-1680KC Case for VEC-1680K
• VEC-4001K Functional generator with case
• VEC-8218K Counter Surveillance monitor
• VEC-8218KC Case for VEC-8218K
• Dan's Small Parts and Kits Provides electronic parts and kits for the commercial as well as hobby electronic builder
• eHAM.net Reviews - QRP Radios User written product reviews for QRP rigs.
• EleCraft Manufacturers of K-1 and K-2 QRP kits.
• Electronics Products QRP kits as well as a wide variety of interesting kits and components.
• Embedded Research TICK Keyers and more.
• EMTECH Manufacturer of the NW series of QRP trancievers, the ZM-2 QRP antenna tuner, and the Ladder Gabber ladder line insulator kit.
• English European supplier of all the kits of DL-QRP-AG, some kits of Hands Electronics, SmallWonderLabs and Wilderness, etc. Free telephone and email support
• Far Circuits A manufacturer of Printed Circuit Boards for electronic projects that are used by the Amateur Radio and electronic hobby enthusiast. Boards are usuall...
• Kanga US Importer of QRP kits manufactured by Kanga Products in England. Also several original kits and those from KK7B and Hands Electronics.
• Lake Electronics - QRP kits U.K. based designers and manufacturers of kits and equipment for Radio Amateurs and Short Wave Listeners.e.g. transceivers, receivers, filters antenna...
• Oak Hills Research Manufacturers of quality QRP transceiver kits and accessories.
• qrpproject qrp and homebrew international Supplier off qrp kits from Hands, Small Wonder Labs, Oak Hill Research, Wilderness Radio and the German qrp club with warranty of functionality. Site ...
• Red Hot Radio Home of the Red Hot 40, Norcal 20, and other well designed kits from Dave Fifield, AD6A (the designer of the NorCal 20 rig).
• S & S Engineering Manufacturer of quality QRP kits including the ARK series, TAC 1, and a variety of others including frequency counters and vfos for your QRP project.
• Small Wonder Labs Supplier of SSB and CW transceiver kits including DSW and PSK31 tranceivers.
• Wilderness Radio Home of the popular Sierra, SST, and Norcal 40A transceivers as well as other QRP kits.

• MRX-40 RX by Leon Heller
• Peter Parker's Projects Page
• N5FC Ham Radio Projects - AWESOME!
• N7KSB Milliwatt transmitter that's easy to build
• FB40 RF Amplifier Kit
• Build an Early 1920s One-Tube Transmitter by Frank J. Lotito, K3DZ
• Part 20 "Wanna Tinker" Construction Project Series
• Lots of Radio Projects
• A Simple SWR Meter For QRP (1 Watt) Levels
• Flying Pigs QRP Club BUILDER'S CORNER
• Flying Pigs Projects
• The FPqrp Club miniPIG-10
• The multiPIG
• K2 capacitive touch paddles by WB8QYY
• DF2OU QRP Projects
• VXO Based QRP Transceiver Schematics
• Stable Transistor VFO's by Jim Fisk, W1DTY, from Ham Radio, June 1968
• Homebrew Projects by KC0BOM   
• Weskit BN-1 3A5 Tube 40/80 Meter QRP Transceiver
• QRP and Homebrew by DL2YEO (English Pages)
• QRP and Homebrew by DL2YEO (Deutsche Seiten)
• Simple AD9850 DDS VFO
• Super VXO
• 7N3WVM's Home Page for Homebrewers 
• Ian's Crystal Calibrator
• Finesse Voltage Regulator Noise
• G-QRP Club Technical Papers
• Quick and Easy Bandpass Filters for Receiver Input Tuning - George Dobbs G3RJV
• A Short Guide to Harmonic Filters for QRP Transmitter Output - George Dobbs G3RJV
• Projects, Circuits, Hints and Kinks from the Minnesota QRP Society
• HOMEBREW QRP IS GUD 4 U
• QRP World - Welcome
• New Jersey QRP Club
• QRP Amateur Radio Club International (QRP ARCI) (RTPnet)
• QRP WORLD
• QRP Periodicals
• QRP-L
• The NorCal Page
• Internet QRP Club Information
• QRP-L Archive by thread
• Amateur Radio QRP Pages
• IT9XXS QRP Pages
• 3-WATT CW TRANSMITTER
• Directory of /pub/radio/ham/qrp
• Directory of /pub/listserv/qrp-l
• HSC Electronic Supply
• HSC Electronic Supply (Pixie 2 Kit)
• Kanga U.S. Kits
• The FOXX-3 Transceiver (Kanga U.S.)
• The FOXX-3 Transceiver (Kanga U.K.)
• Jersey FIREBALL 40 (SOLD OUT)
• KnightLites KnightSMiTe QRPp CW Transceiver (SOLD OUT)
• Lectrokit Spider
• "Peanut Whistle Two" 40 Meter QRP CW Transmitter
• Small Wonder Labs
• NorCal's SMK-1 (SOLD OUT)
• NorCal's Back to the Future Project - The Tuna Tin 2
• Emtech NW Kits
• Ten Tec QRP Kits
• Wilderness Radio

LIST COMPONENTS AND MANUFACTURERS

• Components Manufacturers list
• Tom's Tubes  W4TH - tubes, sockets, & G3SEK Triode/Tetrode Boards and Kits.

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