this switchbox uses the components from a computer COM port switch

Many years ago I wanted to test RTTY and the new digital modes

Interface the Icom rig to TR-Log software on a notebook computer

build digital modes usb interface for ham radio

It works without problems on all of the above Yaesu

FT 817 AFSK Cable for PSK31,MFSK,Baudor,ect with PC Sound Cards

Here is a simple interface for the Yaesu FT-100 and FT-8x7

Twist a piece of bare wire around mic jack

Questa interfaccia permette la gestione remota dei moderni apparati radio

FT-1000MP Band Selection and Amplifier Keying Interface

queto piccolo dispositivo e' nato da una email ricevuta

The kenwood ts-850 was designed to talk externally via it's rs-232 serial connection

The computer interface cable, the PG-4P

It is a simple affair, with two isolation transformers

PSK31 is to interface a PC to the transceiver and use one

Here is a very simple CI-V interface

When I discovered that I could make my logging program, ACLog

improved version of the audio interface commonly used to connect

Switch Audio Isolation Transformers Plugs sockets. USB Sound card

This was my practical project for the intermediate exam

This page contains a schematic & photos to help you build

the purpose of the SoundCard Interface is to connect the Computers Soundcard

it runs smoothly in all O.A. YAESU devices, for example, with the program MixW2