[Elecraft] [K3] VOX on the K3 - Smooth Voice Controller
Lyle Johnson
kk7p4dsp at gmail.com
Thu Feb 21 13:18:43 EST 2013
The DSP Tx audio filtering adds a delay of 10 to 15 msec (I don't
remember the exact value off the top of my head) but the VOX detector is
before the filtering. The net result is that very little, if any, of
the first syllable is clipped when using VOX.
The monitor is derived from the 15 kHz IF within the DSP, which only
happen when the radio is in transmit, so you can hear if any syllable
truncation is occurring and adjust things accordingly. There is an menu
option to bypass the 15 kHz IF demodulation for monitoring and just pass
the audio through, but this is bypassed when you adjust mic gain or
clipping so you can hear the effect of the adjustment.
73,
Lyle KK7P
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