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PC Voice Keyer audio interface

PC Voice Keyer audio interface
    We use sm3wmv PC-based Voice Keyer software. This plays a pre-recorded sound file when you press one of the function keys, and puts the radio into transmit using the RTS line of a serial port
post 15 Apr 2025



Voice_Messages_Keyer Links

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Dxkey Automatic
Telegrafico Automatico, Interattivo, l'arma vincente

Interfaccia per modi digitali VOX
Voice Shaper is a speech pre-processor for SSB transceivers. It receives the voice signal from the microphone connected to the soundcard, and sends the processed audio back to the soundcard in real time

IP-Sound
SM5VXC is a developer of system tools. The most popular software is IP-Sound with 2 installations on Windows PC.for audio exchange client to client over a TCP/IPv4 network

Keyer circuit
The heart of the keyer is the PIC16F877A chip. This is a 20MHz

MacLoggerDX Integrated CW and Voice Keyer Dialog
This dialog allows you to send CW by toggling the DTR, RTS line or both on the radio serial port or by sending the text to a radio that can generate CW


Ferrite-shop

Ferrite Shop Ferrite-shop on-line shop, cable clamps,toroids, cable cores, technic,ferrite material choice

Kits and Components

Amateur radio kits by Kanga US

Pcs Electronics

Pcs Electronics RF power amplifiers-pallets archives-ABC of FM AM DAB+ DRM radio transmitters