modification 718

Cobweb Antenna Construction Details - Detailed instructions to construct a Cobweb antenna with lots of great photos

How to Work the Amateur FM Satellites - Eham article by Vince Waelti (K9TSU)

Troubleshooting Twin Malfunctioning MFJ-989C - Mfj-989c antenna tuner modification

10/12 meter Mod for Ameritron 811 - 10 meter modification for the Ameritron AL-811 and AL-811H amplifier. This mod apply to other Ameritron AL Series RF amplifiers and allow extension to 10 and 12 meters band.

AL-811 10 mt mod pictures - Pictures of the Ameritron AL-811 modification for 10 meter band extension by km5ps

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.

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

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

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

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

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

G3VGR - Elecraft K2 Page - K2 Project by G3VGR, installation and modification

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

Yaesu FT-920 Inrad CW Filter Mod - This modification allows the use of two filters. Either one or two filters in cascade may be selected

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

TM-241E Mods - TM-241A RX/TX mods The TM-421 a is capable of transmitting from 136 to 174 MHz when the following modification is performed