JMC NT 900

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Receiving and printing on a fitted printer navigational and meteorological information which is transmitted by coastal stations of international automatic service.

Parameters, function	Values
Working range of coastal station	from 250 till 400 mile
The frequency of receiving	518 kHz
The class of receiving signal	Frequency telegraphy F1B
Receiver sensitivity: - on artificial antenna 50 Om - on artificial antenna 10 Ðm 150 pF	Not worse than 2 mkV Not worse than 5 mkV
Receiver selectivity: - at a level 6 dB - at a level 60 dB	300 Hz 2 kHz
Stray radiation	Not more than 2 nVt
Protection of receiver input	30 V (root-mean-square denotation)
A type of receiving antenna	Active with coaxial cable having length 15 m
Amount of message determinants in a memory	More than 30
Printer:
Printing type	Thermoprinting
Line length	42 digits
Token structure	stencil 7Ñ5 (height 2,4 mm, width 1,4 mm)
Printing speed	0,7 lines per second
Printing capacity (for 1 roll)	more than 250000 digits
Paper (roll)	Ð¢Ð 50KS 25 meters, (112Ñ47 mm)
Power supply:
Voltage	From 9 till 40 VDC
Consumption current	Not more than 1,5 Ð
An average consumed capacity	Not more than 9 Vt
Conditions of operation:
Temperature	From -15 till +55Â°Ð¡
Humidity	Up to 93% (during 40Â°C)