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EVX539

Category: Handheld walkie talkie Format: Digital DMR Brand: Vitex Features: Display screen/explosion-proof/waterproof

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EVX539

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- Commodity name: EVX539
- Commodity ID: EVX539
- Brand: Vertex standard
Category: Handheld walkie talkie Format: Digital DMR Brand: Vitex Features: Display screen/explosion-proof/waterproof

EVX-539 digital explosion-proof handheld intercom

●Digital Analog Adaptation
●Programmable 3-color call prompt
●Communication Circle External Reminder System ARTSII
●IP67 dustproof and waterproof grade
●ExibIIBT3Gb Intrinsically safe explosion-proof
● Direct mode dual time slots
● IP interconnection roaming
● LCD display screen
● Strong insertion function
● SMS
Key words:
- EVX539
【General specifications】

Frequency range: UHF 403-470MHz VHF 136-175MHz
Number of channels: 512
Channel spacing: 12.5/20/25KHz
Battery capacity: 2300mAh (lithium ion)
Average battery operating time (5-5-9 duty cycles, high-power transmission): Analog 17 hours/Digital 14.5 hours
Working temperature range: -30 ℃~+60 ℃
Working voltage: 7.4V
External dimensions: 112.5mm x 57.5mm x 38mm
Total weight: 365g
Frequency stability: ± 1.5ppm

【Transmitter】

Output power: 3.5W
Modulation method: Analog 16K Φ F3E@25KHz 11K Φ F3E@12.5KHz Numbers 16K0F3E, 11K0F3E
Clutter and harmonics: -36dBm<1GHz -30dBm>1GHz
Signal to noise ratio: 40/45dB
Audio distortion: ≤ 5%
Modulation limit: ± 2.5@12.5KHz ± 5.0@25KHz
Audio response:+1~-3dB
Digital vocoder type: AMBE+2
Digital protocol: ETSITS102 361-1, -2, -3

【Receiver】

Sensitivity: Analog ≥ 0.25 μ V (12dB SINAD) digital ≥ 0.28 μ V/BER5%
Adjacent channel selectivity: ≥ 60dB