modificatio aor 8200 mk

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.

W3DZZ MkII Antenna - A W3DZZ project by Maidstone Amateur Radio Society

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.

W9MKS Starved Rock Club - Information about Starved Rock Radio Club and PRINCETON HamFest

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.

Aero Mobile Ham Radio - Aero mobile with the ICOM 706MKIIg By Chuck Forsberg WA7KGX

706MKIIG Mobile Mount - This page describes a very simple and inexpensive mobile mount for an ICOM 706MKIIG radio

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

ICOM IC-706MKIIG Tech Note - If your IC-706MKIIG will not power up without even hearing a relay click, check the state of the HV line.

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

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

Modifications for the Yaesu FT-847 - Some interesting mods for the 847

FT-847 Modification for UO-12 operations - Istructions to use the IFD demodulator

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

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

Interactive Digital Filter Design - This is an interactive filter design package, for designing digital filters

NorCal 20 Modifications - by Larry East, W1HUE June 1999

FM Morse Code Keyer - A simple circuit which will generate a 700 Hz tone into any FM transceiver allowing an amateur to practice CW with another amateur on a 2 meter simplex frequency.

Repeaters: radio modification page - Modifications for motorola and ericsson radio repeater