English user manual - Radiod
d
ity GD-73
v1.0
Page 53 of 56
Appendix B – Technical data
General
Frequency range
GD-73A: 406.1-470MHz
GD-73E: PMR
Number of channels
1024 (in 64 zones of 16 channels each)
Channel spacing
12.5kHz
Operating voltage
DC 3.6V
Battery chemistry
Li-Ion
Battery capacity
2600mAh standard Li-Ion
Working temperature range
-30
℃
~+60
℃
Storage temperature range
-40
℃
~+85
℃
Antenna impedance
50Ω
Audio output power
≤1W @16Ω
Dimensions (H*W*D)
115mm* 50mm * 32mm
Weight
148g
Transmitter
RF output power
GD-73A: ≤2W
GD-73E: ≤500mW
Frequency stability
±1.0ppm
Adjacent channel spurious
≤60dB
Free Time Slot Power
TDMA: ≤ -57dBm
Hum and Noise
-40dB@12.5kHz
Spurious Radiation
Antenna: 9kHz - 1GHz
≤-36dBm
1GHz – 12.75GHz ≤-30dBm
FM-Modulation
12.5kHz: 11K0F3E
4FSK Digital Mode
12.5kHz (data only):
7K60FXD
12.5kHz (data + voice): 7K60FXE
Modulation Maximum Deviation
2.5kHz@12.5kHz
Nonactive Slot Power
≤ -57dBm
Digital Protocol
ETSI TS 102 361-1 -2 -3
Vocoder Type
AMBE+2TM
Audio Response
+1dB
~
-3dB
Modulation BER (Bit Error Rate) ≤5%