

Voice Keyer interface to PowerSDR
The K9DUR VoiceKeyer was specifically written to interface to PowerSDR TM via Virtual Audio Cable VAC, or to SmartSDR TM via DAX
post 18 Mar 2024

Voice_Messages_Keyer Links →
MicroHAM High-End Contesting & DX-ing Accessorie
radio logging software-rig control-rig interfaces-cat interfaces logic-trx-manager
PICAXE-08M Standalone Automatic Voice Keyer
I then went back to Quasar Electronics and looks at the other options and decided on and bought the 3189 kit which is a 120 second multi-message sound recorder module
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
Pic keyer
QRP keyer circuit diagram for PIC16F84
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radio logging software-rig control-rig interfaces-cat interfaces logic-trx-manager
I then went back to Quasar Electronics and looks at the other options and decided on and bought the 3189 kit which is a 120 second multi-message sound recorder module
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
QRP keyer circuit diagram for PIC16F84