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Dual Time Slot
Dual time slot technology allows two groups of calls to share the same frequency simultaneously, increasing communication efficiency.
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Single Call / Group Call / All Call
Different call groups with multiple contacts can meet the needs of multiple people communicating at the same time.
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Digital-Analog Mode Combined
Due to the combination of digital and analog modes, RT3S possesses both analog and DMR radio performance, and can also talk to analog radios and digital radios.
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Supports VFO Mode
VFO mode allows you to edit frequency directly without the software, which is very convenient. In addition, FPP enables you to program your radios freely to achieve communication.
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VOX Function
Activating VOX function, your radio will automatically turn itself on when you start talking and shuts off when there is no sound. This feature saves you from having to push PTT button every time you want to start transmitting.
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Recording Function
RT3S supports recording function, allowing you to save your important communications.
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General specifications |
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Frequency |
136-174&400-480MHz |
Channels |
3000 |
Frequency Stability |
±1ppm |
Operating Temperature |
-30℃~+60℃ |
Operating Voltage |
7.4V DC |
Dimension |
131 x 61 x 36mm |
Weight |
258g (with battery) |
Battery Type |
Li-ion |
Battery Capacity |
2000mAh |
Antenna Impedance |
50Ω |
Audio Impedance |
1W@16Ω |
Channel Spacing |
12.5KHz |
Vocoder |
AMBE+2™ |
Transmitter |
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Power |
High≤5W, Low≤1W |
Frequency Stability |
±1.0ppm |
Adjacent Channel Power |
≤-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 mode |
11K0F3E@12.5KHz |
4FSK digital mode |
12.5KHz(data only):7K60FXD 12.5KHz(data and voice):7K60FXW |
Modulation maximum deviation |
2.5KHz@12.5KHz |
Nonactive slot power |
-57dBm |
Digital Protocol |
ETSI-TS102 361-1,-2,-3 |
Audio Response |
+1~-3dB |
Modulation BER(bit error rate) |
≤5% |
Receiver | |
Analog Sensibility |
0.2µV@12dB SINAD |
Digital Sensibility |
0.25µV(BER:5%) |
Adjacent Channel Selectivity |
≤-60dB@12.5KHz |
Intermodulation |
≤60dB |
Spurious Response |
≥70dB |
Audio Response |
+1~-3dB |
Rated Audio Distortion |
<5% |
Rated Audio Power |
1W |
Modulation |
≥45dB@25KHz ≥40dB@12.5KHz |