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Amateur Radio Overview

Here are some pages related to my amateur radio hobby.

QSL Info PA1IVO

QSL info, about how to receive a QSL card from a QSO with PA1IVO, and a look at the QSL card itself.

Portable Repeater Controller

Together with Leo PA0LEZ I developed the so-called portable repeater controller.

Portable Satellite Operations

I have been active on amateur radio satellites with a portable station for a few years. Here you will find more information about my portable satellite operations.

Portable Antenna Mode V/S

A portable mode V/S antenna setup was constructed to work the AO-51 satellite in mode V/S.

A Multi-purpose Portable Setup

An article about a multi-purpose portable setup to work low-earth orbit satellites from any place. Both English and German version.

Yaesu G-5500 Elevation Rotor

Information about the repair project of my Yaesu G-5500 elevation rotor.

Kenwood TH-D7 Power Module Replacement

Information about replacing the RF power modules of the Kenwood TH-D7 dual band handheld transceiver.

A PSK31 Chat Box

A PSK31 Chat Box where multiple PCs can be connected to one single (audio based) chat.