5 Tone encode
The writing way is the same as the DTMF.
5 Tone decode
Function: The function will be achieved when the radio receives the corresponding code.
Select: Turn on squelch.
Stun/kill: same with DTMF.
Wake: release the state of stun/kill.
TECHNICAL PARAMETERS
General
Transmitter
Receiver
Channel Number
Operating Voltage
Operating Temperature
Weight
Dimension
200
7.4VDC
-10°C～+50°C
295g（battery and antenna included）
126x62x43mm（without antenna)
Frequency
Modulation Type
Spurious Power
Modulation Noise
144-148/420-450MHz US version;144-146/430-440MHz EU version
FM
≤-15dB
<-40dB
Frequency
Sensitivity
Occupied Bandwidth
Selectivity
Inter mediation
Audio power
Audio distortion
Frequency Stability
Current
Audio response（300-3400Hz）
144-148/420-450MHz US version
144-146/430-440MHz EU version
136-174/400-480MHz
≤0.2 u V
≤16KHz
≥65dB
≥55dB
﹥500m W
≤10%
5ppm
standby: 60mA working:250mA
+7~-12.5dB
17
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