withers modifications

6M Moxon - 50 MHZ Moxon antenna based on the KG4JJH design with some slight modifications in the construction

Trap dipole for WARC bands - Diamond W8010 Multiband Dipole Modifications

MT-3000A Modification - Article on the Dentron MT-3000A antenna tuner and some good modifications by W1AN

AL-811 Modification - Ametiron AL 811 mod with pictures

Heathkit SB200 Mods - Collection of modifications for the Heathkit SB-200 RF power amplifier

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

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

Guide to Elecraft K2 Modifications - LA3ZA Unofficial Guide to Elecraft K2 Modifications

K2 modifications - General modifications applicable to any Elecraft K2

Guide to K2 Modifications - LA3ZA Unofficial Guide to Elecraft K2 Modifications

TS-2000 eSSB Mods - Kenwood TS-2000 Transmit / Receiver eSSB Modifications by N3GX

Kenwood TS-450 mods - radiomods.co.nz modifications for the Kenwood TS-450

Kenwood TS-690S modifications - Mods.dk modifications for the Kenwood TS-690

TS-870 Mods - Modifications for the Kenwood TS-870S

KB2LJJ TS-870S Mods - Radio modifications for the Kenwood TS-870S

Modifications for the Kenwood TS-870 - Collection of radio mods for Kenwood TS-870

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

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

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