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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
N1MM Voice Keyer
This program descrambles band inverted encrypted transmissions, usually found on VHF/UHF. It uses a NCO numerical controlled oscillator to re-produce the originally inverted audio band
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
This program descrambles band inverted encrypted transmissions, usually found on VHF/UHF. It uses a NCO numerical controlled oscillator to re-produce the originally inverted audio band
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
40m Compact 4-Square Antenna Compact 4-Square Antenna – EA5AVL The EA5AVL 40M Compact 4-Square Antenna was designed to provide excellent DX communications on the 40m band