Basic Operation; Reception; Transmission - Standard Horizon SPECTRUM GX2350S Owner's Manual

5

5.1 RECEPTION

1. After the transceiver has been installed, ensure that the power
supply and antenna are properly connected.
2. Press and hold the VOL/PWR knob until the radio turns on.
3. Turn the SQL knob fully counterclockwise. This state is known as
"squelch off".
4. Turn up the volume until noise or audio from the speaker is at a
comfortable level.
5. Turn the SQL knob clockwise until the random noise disappears.
This state is known as the "squelch threshold."
6. Turn the Channel Selector knob to select the desired channel.
Refer to the channel chart in the OWNER'S MANUAL
SUPPLEMENT for available channels.
7. When a message is received, adjust the volume to the desired
listening level. The "BUSY" indicator in the LCD is displayed
indicating that the channel is being used.

5.2 TRANSMISSION

1. Perform steps 1 through 6 of RECEPTION.
2. Before transmitting, monitor the channel to ensure it is clear. THIS
IS AN FCC REQUIREMENT!
3. Press the PTT (push-to-talk) switch. The TX indicator on the LCD is
displayed.
4. Speak slowly and clearly into the microphone.
5. When the transmission is finished, release the PTT switch.
6. Refer to the OWNER'S MANUAL SUPPLEMENT for standard
transceiver operating procedures.
This is a noise-canceling microphone. It should be positioned within 1
inch (2 cm) from the mouth for optimum performance.
GX2350S

BASIC OPERATION

NOTE
Owner's Manual page 12