Entel HT642

Marine portable radio Entel HT642 has excellent build quality, fit comfortably in the hand and has a very loud sound. HT642 Entel meets the requirements of standards, allowing it to withstand everyday bumps, vibration, dust and moisture, ensuring many years of trouble-free use. Security provides programmable scrambler (voice inversion), it is used to encrypt your voice, protecting against accidental eavesdropping. Protection class IP68.

Specifications:

• Frequency Range 156 - 163.275MHz
• Channels 16 INT, USA & CAN Marine Channels
• Channel Spacing 25 kHz
• Communication Method Simplex / semi duplex
• Antenna Impedance 50 ohm
• Antenna Whip / stubby
• Battery Type 2000 mAh Li-Ion battery pack
• Power Supply Voltage 7.4V DC
• Current Drain (nominal) 40mA
• Duty Cycle (5/5/90) 12.5 hours
• Microphone Internal condenser microphone
• Operating Temperature -20° to +55°C
• Construction MIL-STD 810C/D/E/F
• IP Rating IP68 (5 Metres for 1 Hour)
• Size (mm) 59.5(W) x 130(H) x 37(D)
• Weight 277g with battery and aerial

• Power Output High – 5W / Low - 1W
• Modulation 8K0G3E/16K0G3E
• Oscillator Method PLL
• Frequency Stability 2.5PPM
• Maximum Deviation ±5 kHz
• Audio Distortion < 5% (1 kHz 60%)
• Spurious Emission -68 [dBc]
• Hum & Noise -40 [dB]

• Receiver Type Double Super Heterodyne type
• Sensitivity -0.25uV (12dB SINAD)
• Frequency Stability 2.5PPM
• Spurious Rejection -60 dB
• Adjacent Channel Selectivity -60 dB (Narrow) , -70 dB (Wide)
• Distortion < 5% (1 kHz 60%)
• Hum & Noise -40 dB
• Audio Output 1W