modification 718

MFJ-940 modification - The MFJ-940 VERSA TUNER II is a useful little antenna tuner for the HF-bands. However it suffers from a minor design error, which can be easily rectified.

Uni-Directional WIFI Range Extender - Requires no modifications to a USB WIFI adaptor or your computer.

CB Modulation Xtreme - CB Modulation Xtreme is a forum devoted to CB radio enthusiasts. Radio installation, trouble shooting, questions and answers and radio modification information is all found on this forum.

The ElectraSlide Antenna - Modification of the DK3 design by Don Johnson, W6AAQ. No voltage dropping, operates on the full 12 volts. The control switch and the matching toroid are supplied. All you need is a standard 3/8 by 24 thread ballmount, 2 wire sheilded microphone cable for control wiring, and a CB whip cut to resonance.

Acom 1000 70 Mhz modification - ACOM 1000 modification uses electric band switching, such that both 6m and 4m operation can be maintained.

Heathkit SB-220 - The Heathkit SB-220, two 3-500Z, amplifier made a notable impact in the world of amateur radio when it debuted in 1975. Resources and modifications

YAESU FL-2100Z Amplifier Repairs - The FL-2100Z amplifier referenced in the following images is the 6-Band model covering 10m thru 160m (no WARC bands) and not the 9-Band version that included the WARC bands. Modifications, schematics and manual

Kenwood TS-430S mods - Common faults, and modifications for the kenwood TS-430 S

Icom IC-751A modifications - Experience and modifications of ICOM IC-751A

IC-756 Modifications - Spectrum Scope Adjustments, ACC1 Audio Output Increase, General Coverage TX Mod

Kenwood TS-850S Mods - Collection of modifications notes for the Kenwood TS850

TK5EP Kenwood TS-850 page - Documentation, modifications , repairing and addons for the kenwood TS-850

KD5VC 250Hz Filter Mod - FT1000D 250Hz Filter Modification

DK3HV Yaesu FT-2000 page - Modifications, improvements and setup of the Yaesu FT-2000 at DK3HV

FT-2000 Swiss Group - A web site dedicated to the Yaesu FT-2000 with many related documents, modifications, manuals, settings, guides, procedures, accessories and suggestions.

The KA7OEI FT-817 pages - FT-817 Radio Modifications, Improving the FT-817 Noise Blanker, increasing output power, using rechargeable cells, epanding frequency range

FT-897 mods - FC-30 Fan modification, Mars/Cap mod for Yaesu FT-897, DRM modification for Yaesu FT-897, FT-897 mod for SGC-230 DC power

TH-D7E modifications - Extending reception and transmission of a Kenwood TH-D7, upgrading firmware, enabling the SKY-COMMAND

Kenwood TH-D7a TX band modification - Allows TX 136 - 173.995 and 400 - 479.995

Kenwood TH-D7A modifications - Kenwood TH-D7a TX band modification

Yaesu VX-2R at wikipedia - Wikipedia page dedicated to the popular Yaesu VX-2R transceiver, include informations on modification.

KENWOOD TL-922 Modifications - Allow 9 bands and 1300 Watt output on the TL-922 amplifier with this document by PA0FRI

FT-726 AUDIO Modifications - Throughput improvement for the FT726R - Tapr PSK modem

NorCal 20 Modifications - by Larry East, W1HUE June 1999

Kenwood MC-50 modification - MC-50 microphone modification for high emphasis