Vox Operation - Yaesu FT-817ND Operating Manual

VOX Operation

The VOX system provides automatic transmit/receive switching based on voice input to the
microphone. With the VOX system enabled, you do not need to press the PTT switch in
order to transmit.
1. Press the key momentarily, then rotate the
Function Row 10 [ VOX
( VOX VOX ) key to activate the VOX circuitry. The "" icon will appear at the
2. Press the
VOX VOX
VOX
right of the "VOX VOX" indication.
VOX VOX
VOX
3. Without pressing the PTT switch, speak into the microphone in a normal voice level.
When you start speaking, the transmitter should be activated automatically. When you
finish speaking, the transceiver should return to the receive mode (after a short delay).
4. To cancel VOX and return to PTT operation., again press the
icon will disappear.
5. The VOX Gain may be adjusted, so as to prevent accidental transmitter activation in a
noisy environment. To adjust the VOX Gain:

While still in Operating Row 10 [ VOX
key for one second. This is a "hot key" feature which will instantly recall Menu #51
(VOX GAIN
VOX GAIN VOX GAIN VOX GAIN). VOX GAIN

While speaking into the microphone, rotate the
transmitter is quickly activated by your voice, without causing background noise to
activate the transmitter.

When you have selected the optimum setting, press and hold the
second to save the new settings and return to normal operation.
6. The "Hang-Time" of the VOX system (the transmit-receive delay after the cessation of
speech) may also be adjusted via the Menu. The default delay is 1/2 second. To set a
different delay time:

Press and hold in the

Rotate the

Rotate the
delay time.

When your adjustments are complete, press and hold in the
to save the new setting and return to normal operation.
The delay time for return to the receive mode is set independently on CW and
voice modes; for CW, use Menu #17 (see next section).
FT-817 Operating Manual
ND
T
RANSMITTER
SSB T
RANSMISSION
KYR ] appears on the display.
VOX VOX BK BK KYR KYR
VOX VOX, BK BK BK, KYR KYR
VOX VOX
VOX, BK VOX
key for one second to activate the Menu mode.
knob to select Menu #50 (VOX DELAY
knob while saying a brief syllable like "Ah" so as to set the desired
O
knob, as needed, until Operating
KYR ] , press and hold in the
BK BK KYR KYR
BK, KYR BK KYR
knob to the point where the
VOX DELAY). VOX DELAY VOX DELAY
VOX DELAY
PERATION
( VOX VOX ) key. The ""
VOX VOX
VOX
( VOX VOX )
VOX VOX
VOX
key for one
key for one second
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