4-9
BASIC MANUAL
4
RECEIVING AND TRANSMITTING
Setting the Speech Compressor
SSB mode
The Speech Compressor increases the average
RF output power, improving readability at the
receiving station. This function compresses the
transmitter audio input to increase the average
audio output level.
LThe function is effective for long-distance
communication, or when propagation conditions
are poor.
DSetting before using the Speech
Compressor function
1. Select the SSB mode. (Example: USB)
2. Push
.
• Opens the FUNCTION screen.
3. Be sure the Speech Compressor is OFF.
LIf it is ON, touch [COMP] to turn it OFF.
4. Push to close the FUNCTION screen.
5. Touch the Multi-function meter until the ALC
meter is displayed.
LTouching the Multi-function meter sets the
meter to Po, SWR, ALC, COMP, Vd, or Id.
6. Push to open the Multi-function menu.
7. Touch [MIC GAIN], and then rotate
to adjust it by speaking into the microphone
to where the ALC meter reads within the 30
to 50% range of the ALC zone.
DUsing the Speech Compressor
function
1. Touch the Multi-function meter again to
display the COMP meter.
2. Push
.
• Opens the FUNCTION screen.
3. Touch [COMP] for 1 second.
• Turns ON the Speech Compressor function
and opens the Multi-function menu.
4. While speaking into the microphone at your
normal voice level, rotate
to adjust
the Speech Compressor level to where the
COMP meter reads within the COMP zone
(10 to 20 dB range).
LIf the COMP meter peaks exceed the COMP
zone, your transmitted voice may be distorted.
5. To close the Multi-function menu, push
.
OFF
ALC meter
ALC zone
Speech Compressor is ON
COMP zone
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