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- Parameter specifications
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- Commodity name: PD780Ex
- Commodity ID: PD780Ex
- Brand: Hytera
PD780Ex digital explosion-proof handheld intercom
● IIB gas dust dual explosion-proof
● IP67 protection level
● Higher capacity with fewer cycles
● High strength LCD protective lenses
● Clear speech with noise suppression
● One click call
● Reverse alarm
● GPS positioning (optional) -
General specifications
Frequency range: UHF 350-400MHz 400-527MHz VHF 136-174MHz
Number of channels: 1024
Channel spacing: 12.5/25KHz
Battery capacity: 2400mAh (lithium ion)
Average battery operating time (5-5-9 duty cycles, high-power transmission): analog 20 hours/digital 23 hours
Working temperature range: -30 ℃~+60 ℃
Working voltage: 7.4V
Overall dimensions: 125mm x 55mm x 41mm (excluding antenna)
Overall weight: 355g
Frequency stability: ± 0.5ppm
Transmitters
Output power:<3.5W
Modulation method: Analog 16K Φ F3E@25KHz 11K Φ F3E@12.5KHz Digital 12.5KHz data and voice 7K60FXW. Data only 7K60FXD
Clutter and harmonics: -36dBm<1GHz -30dBm>1GHz
Signal to noise ratio: 40/45dB
Audio distortion: ≤ 3%
Modulation limit: ± 2.5@12.5KHz ± 5.0@25KHz
Audio response:+1~-3dB
Digital vocoder type: AMBE++or SELP
Digital protocol: ETSI-TS102361-1. -2. -3
Receiver
Sensitivity: Analog ≥ 0.22 μ V (12dB SINAD) digital ≥ 0.22 μ V/BER5%
Adjacent channel selectivity: 60dB
Intermodulation: ≥ 60dB
Spurious response suppression: ≥ 60dB
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Shenzhen HLM Technology Development Co., Ltd
Address: 17G, Block B, Modern Window, Huaqiang North Road, Shenzhen
Tel：0755-83281970
Fax：0755-83280287
Q Q：654681553
E-mail：hlm@szhlm.com
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