ASPERA AD-90

Overview

A DMR walkie-talkie that works in license free frequency band. No degradation in voice even at longer distances and user will always get clear and loud sound. An ergonomically designed radio that fits well in user's palm. Full compliance under govt. order notification no 1047 (E) dated 18 Oct 2018.

Key Feature

»  DMR Radio
»  Digital & Analog Options
»  Enhanced Encryption
»  32 Channels
»  Low Battery Prompt
»  Programmable Side Key
»  Time Out Timer
»  Busy Channel Lockout
»  AMBE+2 Vocoder
»  18 Hrs Battery Backup 
»  IP54 Rated (Splash Proof)
»  Main Specifications:
    •  
Digital Sensitivity: 0.3µV
   
•  Frequency Stability: 1.5 PPM 
   
•  Audio Output: 0.5 Watt 
   
•  Working Voltage: 7.4V
   
•  Battery Capacity: 2300mAh
   
•  Wide Working Temperature: -20°C to +60°C 
   
•  Light Weight: 259g (including battery)

Specification

TECHNICAL SPECIFICATION
Frequency Range 136-174 MHz or 350MHz
Channel Capacity 32
Zones 2
Channel Spacing 12.5KHz
Working Voltage DC 7.4V(±20%)
Frequency Stability ±1.5ppm
Antenna Impedance 50 Ohm
Battery Average Working Time (5/5/90) Digital 18 hours; Analog 14 hours
Weight 259g (including battery pack)
Battery Capacity 2300 mAh
Dimensions 114(H) x 59.7(W) x 35(D) mm
Receiver
Digital Sensitivity 0.3µV/-117.4dBm (BERS%) 0.7µV/-110dBm (BER1%)
Analog Sensitivity 0.35µV/-116dBm (20dB SINAD) 0.22µV/-120dBm (Typical)
Intermodulation TIA603C: 65dB; ETSI: 65dB
Adjacent Channel Selectivity TIA603C: 70dB; ETSI:70dB
Spurious Suppression TIA603C: 60dB @ 12.5KHZ
FM Noise <-57dBm@1GHZ; >-47dBm@>1GHz
Frequency Response +1 / -3 dB
Audio Power 500mW
Audio Distortion <3%
Conducted Radiation -57dB
Transmitter
Power Output 0.5W
4FSK Modulation 12.5 KHz Data Only: 7K60FXD 12.5 KHz Data and Voice: 7K60FXE
FM Modulation 12.5 KHz: 8K50F3E
Modulation Limitation ±2.5KHz @12.5KHz; ±5KHz @5KHz
FM Noise -40dB
Spurious Emission <-36 dB≤1GHz; -30 dB≥1GHz
Adjacent Channel Power ≤-60 dB
Frequency Response +1/-3 dB
Audio Distortion ≤3%
Vocoder AMBER+2TM
Environmental Specifications
Working Temperature -20°C to +60°C
Storage Temperature -30°C to +85°C
Water Proof IP54
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Accessories

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Battery
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Belt Clip
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Lenyard
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Antenna
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Charging Tray with Power Cable
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