Specifications
9-1
9. SPECIFICATIONS
9.1 JSS-2150/2250/2500 MF/HF Radio Equipment
General Specifications
Transmission frequency 1605.00 - 27500.00 kHz (10 Hz steps)
Reception frequency 90.00 - 29999.99 kHz (10 Hz steps)
Frequency stability
Within ±10 Hz
Type of emission TEL mode : J3E
DSC/TLX mode : F1B
CW mode : A1A
AM mode : H3E
H2B mode : H2B
DATA mode*
1
: J2D
*1: The DATA mode cannot use the wide-band operation using multiple
contiguous channels.
Channels User channels (TEL/DSC/CW) : Max. 400 ch (20 ch x 20 grp)
User channels (TLX) : Max. 400 ch (20 ch x 20 sta)
ITU preset channels : 1722 ch
Scan channels Max. 20 channels (group specification method)
Nominal frequency J3E/ A1A/ H3E/ H2B/ J2D : Carrier frequencies
F1B : Assigned frequency
Communication method in TEL Push-to-talk (simplex, semi-duplex)
Antenna impedance 50Ω unbalanced
Channel switching duration 15 sec or less
Interface IEC61162-1 (GPS/AME/BAM/RMS)
Compass safety distance 2.0 m
Main controls DSC call (sending and receiving), communication freq/
channel settings, Tx power settings, RF gain adjustment,
volume adjustment, LCD adjustment
Performance criteria
IMO A.806(19), A.694(17), MSC68(68), MSC/Circ.862
IEC 60945 Ed.4 2002-08
Power supply
voltage
JSS-2150 24 VDC (21.6 VDC to 31.2 VDC)
JSS-2250/2500 90 VAC to 132 VAC, 180 VAC to 264 VAC
24 VDC (21.6 VDC to 31.2 VDC)
Current
consumption
JSS-2150 Transmission 24VDC : Maximum 30 A
Reception 24VDC : Maximum 5 A
JSS-2250/2500 Transmission AC : Maximum 2kVA / 3kVA
24VDC : Maximum 40A / 40A
Reception AC : Maximum 0.5kV / 0.5kVA
24VDC : Maximum 6A / 6A
Operating temperature range -15°C - +55°C (parts exposed to condensation -25°C -
+55°C)
Storage temperature range -15°C - +55°C (parts exposed to condensation -25°C -
+70°C)
Humidity resistance No abnormality after standing 10 hours in +40°C, 93%RH
Vibration resistance (3 axes) 2 Hz - 5 Hz to 13.2 Hz : Full amplitude ±1 mm±10%
13.2 Hz to 100 Hz : Maximum acceleration 7m/s
2
fixed
No abnormality after testing resonance points or at 30 Hz for 2 hours
Continuous operation (TEL) No abnormality after operating continuously for 8 hours
Continuous operation (DSC, WKR) No abnormality after operating continuously for 24 hours
Category type of
the weather resistance
Antenna tuner and the junction box : Exposed
Other units : Protected
Protection rating IP22 equivalent (controller panel)
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