Vertex Standard VX-8R ユーザーズマニュアル

ANTENNA Jack

Connect the sup-
plied rubber flex an-
tenna (or another

antenna presenting
a 50-Ohm imped-
ance) here.

VOL Key

Rotate the DIAL

knob while press-
ing and holding this
key to adjust the

audio volume level.

DIAL Knob

The main tuning
Dial is used to set
the operating fre-

quency, and is also
used for audio vol-
ume level, menu

selections, and
other adjustments.

MIC/SP Jack

This 7-pin minia-
ture jack connects

an optional MH-
74

 Speaker Mi-

crophone or CT-

136 GPS Antenna
Adapter.

This coaxial DC
jack allows connec-

tion to an external
DC power source
(10-16V DC). The

center pin of this
jack is the Positive
(+) line.

The internal mi-

crophone is lo-
cated hear.

LED Light

This white LED will
glow (or flash) dur-

ing “Emergency
Channel” opera-
tion. It can also be

useful as a flash
light in a dark envi-
ronment via the Set

Mode Item 50 LED
LIGHT.

PTT Switch

(“Push To Talk”)

Press this switch in-
ward to transmit,
and release it (to

receive) after your
transmission is
completed.

MONI Key

Pressing this key

disables the noise
squelching action,
allowing you to

hear very weak sig-
nals near the back-
ground noise level.

(PWR) Switch

Press and hold this
switch for 2 sec-

onds to toggle the
transceiver’s power
“on” and “off”.

Press this switch
briefly while the
t r a n s c e i v e r   i s

t u r n e d   “ o n ”   t o
toggle the key lock-
out feature “on” or

“off”.

T h e   i n t e r n a l

speaker is located
hear.

The 20 front panel

key buttons select
many of the most im-
portant operating fea-

tures.
The functions of the
keys are described in

details on pages 4
and 5.

EAR Jack

This 3-contact min-
iature jack allows
connection of ste-

reo earphones

Ú

.

With aftermarket
earphones, you

may enjoy stereo
FM broadcasts.

F/W Key

Pressing this key
activates the “Alter-

nate” key function
of the keypad.

Ú

Some stereo earphone plugs may not

fit this jack, depending on the shape of
the connection plug.