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ENTEL DT985FF MED防爆对讲机及耳麦

更新时间:2023-06-30   访问统计:495   询价统计:0

General

Frequency Range UHF 450 – 470MHz
Channels Marine UHF
Channel Spacing Analogue / Digital 25 KHz / 12.5 KHz
Battery CNB950EV2 1800mAh Lithium-ion
Overall Dimensions (HxWxD) 138mm x 60mm x 38mm
Frequency Stability ±0.5ppm
Operating Voltage 7.4v
Programmable Buttons 3
Battery Endurance (5/5/90 - Analog Mode) 16 hours
Battery Endurance (5/5/90 - DMR Mode) 18 hours

Transmitter

Output Power 1 Watt
Modulation Limiting ±5.0KHz / ±2.5KHz
FM Hum and Noise >-45dB / >-40dB
Unwanted Emissions >0.25uW
Adjacent Channel Power 70dBc / 60dBc
Audio Response (FM) 300Hz to 3KHz -6dB /Octave
Audio Distortion <5%
FM Modulation 16K0F3E / 8K0F3E
4FSK Digital Modulation 7K60FXE / 7K60FXD

Receiver

Digital Sensitivity -116dBm (0.2uV) for 5% BER
Analogue Sensitivity -116dBm (0.2uV) for 12dB SINAD
Intermodulation Response >68dB
Adjacent Channel Selectivity >70dB / >60dB
Spurious Rejection >70dB
Rated Audio Power 2 Watts
Audio Distortion <5%
Hum and Noise >-45dB / >-40dB
Audio Response 300Hz to 3KHz -6dB /Octave
Conducted Spurious Emissions <2nW from 30MHz to 2GHz

Environmental

Ex Protection ATEX II 2G Ex ib IIC T4 Gb
Operating Temperature -20°C to +55°C
Storage Temperature -40°C to +85°C
Thermal Shock, Humidity, Shock & Vibration, Packing Test, Drop Test Compliant MIL-STD-810 C/D/E/F/G
Dust & Liquid Ingress IP68 (2m 4h Submersible)

 

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