wouxun modification

Trap dipole for WARC bands - Diamond W8010 Multiband Dipole Modifications

GAP Voyager mods - Gap Voyager modification for 30m band

70 MHz mod for IC-706 - Enabling IC 706 for 4 meter band modification in italian.

Ameritron AL-1500 modification - Adding a second 3CX1500A7 tube to the Ameritron AL 1500 power amplifier

AL-811 QSK and Keying interface mod - QSK and Keying interface Modification for the Ameritron AL-811H Based on Phil Salas ALS-600 QSK Mod.

AL-811 Modification - Ametiron AL 811 mod with pictures

Ameritron ALS-600 ALS-500 10 m mod - Ameritron ALS-600 ALS-500M 10 Meter Modification

Modifying the SB-200 - Repairing a Heathkit SB200 and adding some modifications

SB-220 Repairs and Modifications - Heathkit SB 220 mods, replacing the Zener ZD1, replacing the plate-voltage voltage divider, adding a keying circuit for solid state transceivers

KENWOOD TL-922 modifications - Recen Kenwood TL-922 (TL-922A, TL922) modifications

TL-922 A 10 meter mod Part 1 - Dovetron modification for the Kenwood TL922A

TL-922 Modifications by VK2FC - Collection of modifications to the Kenwood TL-922 ham radio power amplifier by VK2FC

Kenwood TL-922 by 4Z4TL - 4Z4TL QRO page, the Kenwood TL922 amplifier modification project

TL-922 Linear Project - Collection of Kenwood TL-922 linear amplifier modifications

FL2100 Modifications and Repairs - Common problems and improper operations of Yaesu FL 2100 RF power amplifier

Inside The Drake TR-7 - The intent of this article is to help the semi-non-technical person understand what is inside the Drake TR-7(A) Transceiver, how it works, and discusses simple adjustment and modifications the end-user can perform

TR-7 Transmit Filter Modification - Drake TR-7 A.M. Transmit Filter Modification

Handling of extremely strong signals K2 Mod - Makes reception at frequency of strong tx close by possible

Yaesu FT-920 mods  ^updated - Modifications for the Yaesu FT-920

FT-920 modifications - Expanded Digital Mode Operating Instructions, MARS/CAP modification for the American FT-920

Yaesu FT-920 Narrow filters mod - CW and SSB INRAD narrow filters modification

Solving harmonic problems on UV3R - KA7OEI modification to LPF for the Baofeng UV3R

Baofeng LPF mod by G0FTD - A modification of the UV3R Baofeng handheld transceiver to improve the built in low pass filter

Kenwood TL-922 Modifications - Pictures of some modifications to the Kenwood TL-922 HF power amplifier

Modifying HP Proliant Server Power Supplies - This article documents the modification of 2 types of Hewlett Packard switching power supplies to enable their use as power sources for ham radio equipment