TWO-WAY VHF RADIOTELEPHONE ON-BOARD COMMUNICATION EQUIPMENT JHS-7

  • Communication
  • GMDSS

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Specifications / Components

SPECIFICATIONS

GENERAL Standard IMO Res.A.569(14), A.605(15);
Radio Regulations Appendices 18 and 19
Operating channels CH 16 (156.800 MHz)
CH 6 (156.300 MHz)
CH 13 (156.650 MHz)
CH 15 (156.750 MHz)
CH 17 (156.850 MHz)
CH 67 (156.375 MHz)
Optional channles Seven simplex channels selectable form a range of 156.300 to 156.875 MHz
Channel spacing: 25 kHz
Channel selection CH 16 - by one-touch selector switch
Other CHs - by a rotary dial knob
Local oscillator PLL frequency synthesizer
Frequency stability Within 10 ppm (TX)
Communication mode Simplex
Class of emission G3E/F3E
Type of antenna Vertical, omnidirectional type integrated antenna
Operating time More than 8 hours at the duty cycle of 1:9
Integrated battery Ni-Cd battery7.2VDC, 1000mAH
NiMH Battery
Operating temperature -20degC to +55degC
TRANSMITTER Effective radiated power: 0.25 to one watt
Type of modulation Variable reactance frequency modulation
Frequency deviation ±5 kHz max.
Pre-emphasis 6dB (+1 dB, -3 dB)/octave
AF harmonic distortion Better than 10%
RECEIVER Receiving system Double superheterodyne
AF output power 200mW or more at 10% THD
De-emphasis -6 dB (+1 dB -3 dB)/octave
Maximum usable sensitivity +6 dBuV or less (20 dB noise quieting)
Selectivity 12kHz or more at 6dB attenuation
25kHz or less at 70dB attenuation
Frequency Satbility Better than 0.001%
Spurious response rejection 70 dB or more
Intermodulation response 70 dB or more
Blocking 90 dBuV or more

STANDARD COMPONENTS

Item Model Q'ty Remarks
Radiotelephone JHS-7 1 Incl. Antenna and battery
Battery Pack NBB-389 1
Carrying Strap MPX02384 1
Test Data 1
Instruction Manual 1

OPTIONS

Item Model
Battery Charger NBA-4141
Battery Pack NBB-248A
Earphone 6UMJD00004
External Speaker/Microphone 6UMJD00029
Carrying case MPX02368
Ledge for three Battery chargers (Horizontal type) NZB-90
Ledge for four Battery chargers (Horizontal type) NZB-91
Ledge for five Battery chargers (Horizontal type) NZB-92
Ledge for three Battery chargers (Vertical type) NZB-93
Ledge for four Battery chargers (Vertical type) NZB-94
Ledge for five Battery chargers (Vertical type) NZB-95