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D About VS-1SC v o x /p t t c a s e
The VS-1SC is a VOX/PTT unit for Icom handheld transceiv-
ers, and allows you hands-free operation.
An optional headset (HS-94, etc.) is required for operation.
• The VOX (Voice Operated Transmission) function starts transmission
without pushing PTT switch when you speak into the microphone;
then, automatically returns to receive when you stop speaking.
Features
➥ 9-pin Spring-plug type head SP/MIC plug is equipped
➥ Water resistant construction
➥ Durable construction
➥ Equipped with a PTT switch and revolving clip
VS-1SC
Water protection cover
PTT switch
MIC/VOX gain
adjusting pot
VOX/PTT select switch
VOX gain and delay adjustment
NOTE: To adjust the VOX gain and VOX delay, these items
must be preset to “enable” by your dealer.
q Attach the connector of the VS-1SC into the multi-connec-
tor on the transceiver and tighten the screw.
• Toggle the VOX/PTT select switch to [VOX].
w Push and hold [User Set Mode] for 1 sec. to enter the User
Set mode.
e Push [User Set Mode] several times to select “VOX Gain”
or “VOX Delay.” Then, push [CH Up] or [CH Down] to set
the desired level/condition.
r Push and hold [User Set Mode] for 1 sec. to exit the User
Set mode.
• VOX Gain
The VOX sensitivity level can be adjusted from OFF or 1 to 6
(more sensitive).
VOX function is OFF
X
TXC
SET
CALA
SET
TXCU
TXC
CALA
SET
TXCU
TXC
VOX OFF VOX GAIN 3
VOX gain level 3
(default)
X
TXC
SET
[Side2]
Push
[Side3]
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