JHS-770S / 780D
JHS-770S Class-A VHF Radiotelephone Semi-duplex
JHS-780D Class-A VHF Radiotelephone Full-duplex
Features
- Fully Complies with GMDSS and International Standards
- Flexible Installation
- Built-in Class A DSC and CH70 Watch-keeping Receiver
- Directly Calling Function by AIS Information
- Built-in ATIS Function for European Inland Waterways
- High Visibility by 3.8-inch High Brightness Display
- Easy Operation with JOG Dial
- Intercom and loudhailer function
Specifications:
Frequency range:
155.000 - 163.500MHz (Simplex)
156.000 - 157.450MHz (Duplex TX)
160.600 - 162.050MHz (Duplex RX)
156.525MHz (DSC CH70)
Output power:
25W / 1W
Type of modulation:
G3E / F3E (Radiotelephone)
G2B / F2B (DSC / ATIS)
Channel capacity:
ITU/ USA / Canada / Inland Water-way channels: 57 max
Private channels: 200max
Weather channels: 10
Memory channels: 10max
Frequency accuracy: +/- 1.5kHz
Antenna impedance: 50 oM unbalanced
DSC Received: 20 distress messages
Message LOG: 20TX + 20RX non-distress messages
Input voltage: 24VDC +30% / -10% (21.6VDC up to31.2VDC)
Power consumption: 8.3A max (at 24VDC input)