User's Manual

Shenzhen Friendcom Technology Development Co., Ltd.
2 Technical Specifications
General Specification
Working Frequency
136MHz
～
174MHz
Channel Spacing
6.25KHz/12.5KHz Programmable
Modulation Type
4FSK,FM
Number of Channels
16
Nominal Working Voltage
12V DC
Extreme Working Voltage
9.5 V
～
16V DC
Storage Temperature
-40
℃～
+80
℃
Operating Temperature
-30
℃～
+65
℃
Current
Consumption
Standby
＜
100mA
Transmit 5 watts RF Power
＜
1.5A
Transmit 1 watt RF Power
＜
1A
TX to RX Attack Time
＜
5ms
RX to TX attack time
＜
5ms
Frequency Error
＜
2.5ppm
Antenna Connector
BNC 50Ω
External interface
DB15(optional male interface)
Transmitter Specification
RF Power
6.25KHz Channel Spacing
1W/2W Programmable
12.5KHz Channel Spacing
1W/2W/3W/4W/5W Programmable
Frequency
Deviation
6.25KHz Channel Spacing
＜
1.25KHz
12.5KHz Channel Spacing
＜
2.5KHz
Subsonic
0.5KHz
Adjacent
Channel
Power
6.25KHz Channel Spacing
＜-60dBc
12.5KHz Channel Spacing
＜-70dBc
Conducted Spurious Emission
＜
1GHz,
＜
-36dBm
＞1GHz,＜-30dBm
Modulation
Sensitivity
Voice
8~15mV
Data
80~130mV
TX SNR
6.25KHz Channel Spacing
＞
30dB
12.5KHz Channel Spacing
＞
40dB
Receiver Specification
4