Sepura SC21 Series User Manual

You can also use a repeater to enable communication between two radios which cannot
communicate directly, perhaps because their users are do not have line of sight with each other.
The following diagram shows radios A and B and a repeater which are on the same DMO talkgroup.
A and B are in range of the repeater. Because of its location, the repeater can pass communications
between A and B even though they cannot communicate directly.
What repeaters cannot do
In Repeater Mode the radio cannot:
82 SC21 Series hand-portable radio

Sepura SC21 Series Specifications

General

IP Rating	IP54
Operating Temperature	-20°C to +55°C
Channel Spacing	25 kHz
Ingress Protection	IP54
Channels	Up to 2000
Frequency Bands	380-430 MHz, 806-870 MHz
Battery Life	Up to 14 hours
RF Power Output	1W
TETRA Air Interface	ETSI EN 300 392-2