HT644
VHF IP68 (Número de homologação: 52.0106).
Inclui: bateria recarregável 2000mAh, antena, carregador AC, base de carregamento e fivela para cinto.

Especificações Técnicas

Gerais:

Frequency Range: 156 - 163.275MHz
Channels: All INT, USA & CAN Marine Channels
Channel Spacing: 25 kHz
Communication Method: Simplex / semi duplex
Antenna Impedance: 50 ohm
Antenna: Whip / stubby
Battery Type: 2200 mAh Lithium-ion battery pack
Operating Voltage: 7.6V
Current Drain (nominal): 40mA
Duty Cycle (5/5/90): 14.5 hours
Microphone: Internal condenser microphone
Operating Temperature: -20° to +55°C
Construction: MIL-STD 810C/D/E/F
IP Rating: IP68 (2 meters depth for 4 hours)
Size (mm): 59.5(W) x 130(H) x 37(D)
Weight: 277g with battery and aerial

Transmissor:

Power Output: 5W High <1W Low
Frequency Stability: ± 1.5ppm
Modulation Limiting: ± 5.0KHz
FM Hum & Noise: >-40dB
Unwanted Emissions: <2nW up to 1GHz, <20nW from 1GHz to 2GHz
Adjacent Channel Power: 70dBc
Audio Response (FM): 300Hz to 3KHz -6dB/Octave
Audio Distortion: < 5%
FM Modulation: 16K0F3E

Recetor:

Frequency Stability: ± 0.5ppm
Analogue Sensitivity: -120dBm (0.2uV) for 12dB Sinad
Intermodulation Response: >68dB
Adjacent Channel Selectivity: >70dB
Spurious Rejection: >70dB
Rated Audio Power: 0.5W
Audio Distortion: < 5%
Hum & Noise: >-40dB
Audio Response: 300Hz to 3KHz -6dB/Octave
Conducted Spurious Emissions: <2nW up to 1GHz, <20nW from 1GHz to 2GHz