M4EX Intrinsically Safe DMR Portable Radio
M4EX
M4EX Intrinsically Safe version is specially designed for those who work in environments with explosive gas and combustible dusts, providing secure and reliable voice and data communication in the dangerous areas.
Product Orientation Map
Features
Specifications
Accessories
Appearance Introduction
Product Accessories
Charger Pod
Antenna
Belt Clip
Battery
Hand Strap
Charger
General | |
Frequecy |
136-174/350-400/ 400~470MHz |
Channel Capacity |
199 Channels/
2 Zones |
Channel Spacing
|
12.5kHz / 25kHz
|
Frequency Stability
|
±1.0 ppm
|
Normal Operating
Voltage |
7.4V DC |
Operating
Temperature |
-25℃~+55℃ |
Store Temperature
|
-40℃~+80℃ |
Dimension | 133.5*61.7*40mm |
Waterproof and
Dustproof |
IP68 |
TX Output Power
|
High:3W Low:1W |
Receiver
|
|
Channel Spacing
|
12.5kHz/25kHz |
Frequency Stability
|
+/-1.0ppm |
Analog Sensitivity |
0.22uV/-120dBm(20dB SINAD) 0.18uV/-122dBm(typical) |
Digital Sensitivity |
0.25uV/-119dBm (BER 5%) 0.4uV/-115dBm (BER 1%) |
Intermodulation | TIA603C: 60dB; ETSI: 60dB |
Adjacent Channel Selectivity |
TIA603C:60dB@12.5KHz ETSI: 60dB@12.5KHz |
Co-Channel Rejection
|
12dB@12.5kHz |
Spurious Response Rejection |
TIA603C:65dB; ETSI: 60dB |
RX Spurious Radiation | -57dBm@<1GHz,-47dBm@>1GHz |
Blocking
|
84dB |
Rated Audio Power
|
1W, Working Current 0.35A
|
Audio Response
|
+1dB ~-3dB
|
Rated Audio Distortion
|
≤3%
|
Transmitter
|
|
Channel Spacing | 12.5kHz/25kHz |
Frequency Stability
|
+/-1.0ppm |
FM Noise
|
-40dB@12.5kHz |
TX Spurious Radiation |
-36dBm@<1GHz, -30dBm@>1GHz |
Adjacent Channel
Power |
-60dB@12.5kHz |
FM Modulation
Mode |
12.5KHz:11K0F3E |
4FSK Digital Mode |
12.5KHz(data only):7K60FXD 12.5KHz(data+voice):7K60FXE |
Modulation Limiting
|
2.5KHz@12.5KHz |
Free Timeslot
Power |
-57dB |
Audio Distortion
|
<=3% |
Digital Protocol | ETSI TS 102 361-1,-2,-3 |
Vocoder Type
|
AMBE+2™ |
*The above specifications are tested in accordance with applicable standards. Due to the continuous development of technology, the above index data are subject to change without notice.
Product accessories
Charger Pod
Antenna
Belt Clip
Battery
Hand Strap
Charger
About Us
Products
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Contact Us
Telephone consultation service line
+86-(0)595-22471179
#5, Chongxiang Street, Econ.&Tech. Area, Quanzhou, Fujian, China.
WeChat:+86-13960400802
E-mail:sales@cnlisheng.com