User's Manual
DMR repeater 18/02/2011 Versione 1.3
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Coder algorithm AMBE II+
TM
(Advanced Multi-Band Excitation)
DMR compatibility Motorola Mototrbo series
4
4
.
.
4
4
R
R
A
A
D
D
I
I
O
O
F
F
R
R
E
E
Q
Q
U
U
E
E
N
N
C
C
Y
Y
Radio Transceiver model RA080, RA160, RA450, RA900, typical values.
4.4.1 TRANSMITTER
Module output power 1/5/10/15/20/25 W
RF final transistor protection to high
temperature
85°C +/- 5°C progressively reducing the RF power
Available modulation FM, PM, GFSK, 4FSK
Modulation bandwidth 0 .. 5000 Hz
Synthesis step 4/5/6,25/10 KHz
Transmitting duty cycle Continued 100%
ROS protection Min.10’ in short circuit as well as in open circuit
Adjacent channel noise
-75 dBc @25KHz
-65 dBc @12.5KHz
FM distortion < 1.5 %
Noise
-56 dBp @25KHz
-50 dBp @12.5KHz