Vertex Standard VX-456 User Manual

VX-456 Operating Manual6
WarnIng! rf exposure requIrements
This radio generates RF electromagnetic energy during transmit mode. To ensure that your expose to RF
electromagnetic energy, always adhere to the following guidelines:

This radio is NOT approved for use by the general population in an uncontrolled exposure environ-
ment. This radio is restricted to occupational use, work related operations only where the radio op-
erator must have the knowledge to control his or her RF exposure conditions.

When transmitting, hold the radio in a vertical position with its microphone 2 inches (5 cm) away
from your mouth and keep the antenna at least 2 inches (5 cm) away from your head and body.

The radio must be used with a maximum operating duty cycle not exceeding 50%, in typical Push-to-
Talk congurations.

DO NOT transmit for more than 50% of total radio use time (50% duty cycle).

To keep the Body Worn conguration with the Vertex Standard CLIP-20 belt-clip, reduce the maxi-
mum operating duty cycle still more.
The radio is transmitting when the red LED on the top of the radio is illuminated. You can cause the
radio to transmit by pressing the P-T-T button.

When operate the radio with the Vertex Standard CLIP-20 belt-clip, make the transmission time as
short as possible, to keep the Body Worn conguration.

Always use Vertex Standard authorized accessories.
The information listed above provides the user with the information needed to make him or her aware of
RF exposure.

Vertex Standard VX-456 Specifications

General

Brand	Vertex Standard
Model	VX-456
Category	Transceiver
Language	English