Radio Modifications
HF radio modifications , tips & tricks
Site Listings
K1TTT Technical Reference
SQ2OMC HF Transceiver
160m 20w AM transmitter
40 meter 100 watt Transmitter
40 meter QRP Transceiver
5 Watt 40 Meters transmitter
6L6 Transmitter
80 meters cw transceiver
80-20m homebrew CW SSB Transciever
80m CW QRP transmitter
80m SSB & CW transceiver
A low power 3.5MHz ARDF transmitter
A Simple Dual-band Transceiver
An 80 m SSB Transceiver
BITX QRP RTX
Build A Single-Sideband Transceiver From Scratch
CDG2000 by OZ9FW
Chatterbox Transmitter and Receiver
Circuit Improvements for the TS-430S
DRAKE TR7 Downloads
Fix FT-757GXII blank display
Fox Tango International
Frequency and VFO
FT-847 Knowledgebase (FAQ)
HamPedia
HF Rigs db comparison
HF transceiver
Hombrewing an HF Transceiver
Homebrew a High Performance SSB RTX for 14 MHz
Homebrew QRP SSB Transceiver
IC-706 Amp T/R Interface, K6XX
IC-751 transceiver RAM battery replacement
Icom 706MKIIG fan mod
ICOM 746 Temperature Measurements
ICOM IC-706MKII Modification
ICOM IC-746PRO Dead TX
Icom interface box
Improvements for TS-830S
JRC NRD-525
K2 Heat Sink Fan
K6XX Amateur Radio articles
Kenwood Schematics
Kenwood TS-440 repair
Kenwood TS-950 page
Kenwood TS-950S RF gain mod
Kenwood TS830S
Kenwood TS830S Survival Guide
Krasnodar - radio schematics
Mizuho products
One Valve CW transmitter
PT40 7 MHz Transceiver by AA3SJ
PY2MOK Leo
QST signalink review - SL-1
Receivers sorted by IM3
Repairing FT-101
RF-overload for Icom IC 746 756 series
Scanner and tranceiver mods
Sierra mods
Sommerkamp FTDX500 Restoration
SSB 75 Meter Transceiver
Stingray Marine Transceiver
Ten-Tec Orion Review
The G4AON SSB Transmitter
The manhatten style nb6m 10
The Official Class E Transmitter Web Site
The Rock-Mite
The ROSE 80 CW Transceiver
The Super Sixty transceiver
TS480 power level mod
Yaesu FT101ZD DDS VFO Replacement
Yahoo! Groups : TS-850S
Technical reference about Accessories Amplifiers Antennas Cable and Connectors Filters Geography Grounding Gunk Matching Networks ...
Hits: 5164
| Votes: 6 | Rating: 6.33
Description of the homebrew shortwave multiband SSB transceiver that covers 0 1 30MHz made by ...
By: Michal
Hits: 573
| Votes: 3 | Rating: 4.67
Born as a companion transmitter for the Yaesu FRG 7 receiver has become a stand ...
By: M0EZP
Hits: 802
| Votes: 3 | Rating: 10
40 meter transmitter by K9GDT
Hits: 4157
| Votes: 7 | Rating: 7.28
This semi homebrew QRP low power CW transceiver is based on the ARK 40 transceiver ...
Hits: 9546
| Votes: 7 | Rating: 6.85
This circuit is unique in that it uses a power mosfet as a final rather ...
Hits: 8485
| Votes: 8 | Rating: 5.75
40 meters band 5 watts transmitter uses a 6L6 with a 6X5 rectifier and a ...
Hits: 1316
| Votes: 2 | Rating: 10
The home made transceiver covers 3 5 to 3 6 MHz and is CW only ...
Hits: 4484
| Votes: 4 | Rating: 7
This is a SSB and CW transceiver for the 80m and 20m bands It produces ...
Hits: 1113
| Votes: 3 | Rating: 7
80 metre ceramic resonator VXO CW Transmitter by VK1PK
Hits: 2329
| Votes: 1 | Rating: 10
The 80m SSB CW transceiver design is based on an already proven concept used in ...
Hits: 10810
| Votes: 16 | Rating: 5.19
This low power transmitter is developed for ARDF exercising purposes but of course can be ...
Hits: 2048
| Votes: 4 | Rating: 6.5
This a well performing simple two band transceiver The transceiver design is inspired by the ...
By: VU2ESE
Hits: 106
| Votes: 2 | Rating: 8
A project for 80M SSB rig including a DSB SSB exciters RX TX and a ...
Hits: 1638
| Votes: 5 | Rating: 3.8
An easy to build 6 watts SSB transceiver for 14MHz BITX is an easily assembled ...
By: VU2ESE
Hits: 113
How to build a complete Single Sideband amateur radio transceiver from scratch Article published on ...
By: Gregory L. Charvat
Hits: 323
| Votes: 1 | Rating: 10
OZ9FW CDG2000 High-end transceiver homebrew project
Hits: 571
160 meters transmitter and receiver by G3NGD
Hits: 765
by Richard L. Measures, AG6K
Hits: 933
| Votes: 2 | Rating: 6
Circuit diagrams drake tr7 Schaltbilder Drake Tr7 antenna tuners baluns and home brew power supplies ...
By: Marc van Stralen DK4DDS
Hits: 1762
| Votes: 4 | Rating: 7.25
A quick fix for a Yaesu FT-757GXII blank display
By: ka7oei
Hits: 60
Yaesu FT 101 Users Group purpose and scope is to serve as a sort of ...
By: W4CLM
Hits: 1987
| Votes: 265 | Rating: 8.84
How to keep from being out of band
Hits: 3178
| Votes: 10 | Rating: 3.3
Visit the legendary FT 847 FAQ pages You ll find a huge knowledgebase especially for ...
By: Peter
Hits: 9265
| Votes: 282 | Rating: 8.93
Programming software diagrams radio mods secrets service manuals for Motorola Yaesu Kenwood Icom Alinco A ...
By: Cipri
Hits: 23174
| Votes: 79 | Rating: 7.63
XLS file with technical specifications about ham radio transceivers
Hits: 1157
| Votes: 1 | Rating: 2
Continuos coverage HF Transceiver by I6WJB & I6YPK
By: Bruno Santalucia
Hits: 8825
| Votes: 3 | Rating: 6
This page will describe the construction of a multi band SSB transceiver with all its ...
Hits: 4366
| Votes: 6 | Rating: 8.33
This article describes the construction of a high performance transmitter and receiver for SSB voice ...
By: DK7IH
Hits: 363
| Votes: 5 | Rating: 7.8
This page describes a homebrew QRP SSB transceiver built by WB9IPA.
By: Paul Alexander WB9IPA
Hits: 19861
| Votes: 17 | Rating: 8.06
External Amplifier Keying from the IC-706
by Bob Wolbert, K6XX
Hits: 1874
| Votes: 7 | Rating: 7.71
How to replace the lithium battery in this ICOM radio
Hits: 1093
| Votes: 4 | Rating: 8
Modification of internal fan on receive
Hits: 2234
| Votes: 98 | Rating: 9.64
The ICOM 746 Pro has acquired a history of NEC 1678G IC 151 MMIC and ...
Hits: 2268
ICOM IC-706MKII out of band Xmit Modification
Hits: 3434
| Votes: 16 | Rating: 5.13
The purpose of this web page is to try to investigate the ICOM IC 746PRO ...
Hits: 3422
| Votes: 5 | Rating: 9.2
interface box for Icom rigs that includes a band output port and a CI V ...
Hits: 1984
| Votes: 2 | Rating: 3.5
Circuit Improvements and Maintenance Procedures for the TS-830S
Hits: 1285
| Votes: 4 | Rating: 8.75
All about the JRC NRD-525 receiver. Modifications, review, manuals, tipd and tricks
By: Christophe
Hits: 2279
| Votes: 43 | Rating: 8.98
Kazmo s Kustom Kreations a cool accessory aka Outboard Heat Management Project by w4kaz ...
Hits: 407
An assortment of Amateur Radio related technical articles written for the JUG the newsletter of ...
By: Bob
Hits: 3065
| Votes: 6 | Rating: 6.33
Kenwood schematics diagrams in high resolution format includes Kenwood TS 830S TS 820S and TS ...
Hits: 638
| Votes: 2 | Rating: 9
This page describes some repair tasks related to the Kenwood TS-440 transceiver.
By: OZ1BXM
Hits: 528
| Votes: 3 | Rating: 9.67
Lot's of info on 950sdx tranceiver by Jeff King ZL4AI/DU7
By: ZL4AI
Hits: 3029
| Votes: 12 | Rating: 8.6
The Kenwood TS 950S and TS 950SD HF transceivers are fine radios However many if ...
Hits: 1784
| Votes: 1 | Rating: 1
Kenwood TS-830 manual, tips and fixes
Hits: 5923
| Votes: 29 | Rating: 7.42
Excellent collection of TS 830S documents collected from the web and other sources by DL9AI ...
Hits: 4674
| Votes: 11 | Rating: 7.91
Contain schematic diagram of many different radio, and some operations instructions.
Hits: 10246
| Votes: 96 | Rating: 5.6
Mizuho Tsushin Co was a small Japanese manufacturer of QRP radios and kits shortwave receiver ...
Hits: 3247
| Votes: 1 | Rating: 10
This transmitter was first constructed in 1987 and provided the author with his first real ...
Hits: 712
Home made 40 meter transceiver project The receiver is a Progressive Receiver with a few ...
By: AA3SJ
Hits: 169
Repair services in Brasil manutencao consertos de equipamentos de Radioamador Yaesu Kenwood Delta Collins Drake ...
By: Leonas Keiteris
Hits: 1209
| Votes: 2 | Rating: 5.5
Designed to handle audio signal interfacing as well as transmit receive switching Reviewed by Steve ...
Hits: 658
Sorted by Intermodulation Best receiver first This is a measure of how badly a close ...
Hits: 695
Repairing the YAESU Transceiver Model FT-101E.
Hits: 880
| Votes: 1 | Rating: 10
The following transceivers can be susceptible to damage from a strong RF field or RF ...
Hits: 3708
| Votes: 4 | Rating: 8
Kenwood, Icom, Yaesu, Sony, Uniden Bearcat, Wilson MARK II & IV
By: Odinn
Hits: 12719
| Votes: 56 | Rating: 6.29
This is a collection of emails collected over time which indicate how to put some ...
Hits: 720
| Votes: 1 | Rating: 10
Sommerkamp FTDX500 - Yaesu FTDX400 restoration
By: M0DGQ
Hits: 559
| Votes: 6 | Rating: 7.83
QRP transceiver for 75 meters band by WA7JHZ
Hits: 1308
| Votes: 3 | Rating: 2.67
Recently at the Ballarat Hamfest the author acquired an old Marine transceiver for just 10 ...
By: vk3yy
Hits: 66
Ten-Tec Orion Transceiver - contester's review by Yuri Blanarovich, K3BU, VE3BMV, VE1BY
Hits: 2215
| Votes: 2 | Rating: 5.5
This transmitter covers the 160 80 40 and 20 metre bands and provides both SSB ...
By: G4AON
Hits: 189
| Votes: 2 | Rating: 9.5
An Homebrew 10 Meter transceiver
Hits: 970
| Votes: 1 | Rating: 2
The goal of this site is to present a working practical tutorial on class E ...
Hits: 420
A QRP RTX project by IS0VSU Franco in PDF file
Hits: 1580
Build a 5 watt, 80 meter QRP CW Transceiver Designed by N1HFX
Hits: 3047
| Votes: 2 | Rating: 5.5
The 'Super-Sixty' a 5 MHz 60 meters band transmitter & receive converter
Hits: 1324
Increase TS 480 PEP power level
Hits: 1808
| Votes: 12 | Rating: 6.58
The FT101ZD DDS VFO project replaces the original VFO in the Yaesu FT101Z ZD rigs ...
By: VK5TM
Hits: 31
Welcome to TS 850S HF Transceiver Owners Group Group designed to discuss the attributes usage ...
By: Adrian
Hits: 1191
| Votes: 3 | Rating: 8.67