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5. WATCHKEEPING RECEIVER
Receiving frequencies:
Receiving system:
Intermediate frequencies:
Reception mode:
Sensitivity:
Frequency stability:
Antenna impedance:
6. ANTENNA TUNER
Frequency range:
Power capability:
SWR after tuning:
Tuning method:
Tuning time:
Operating temperature:
7. BATTERY CHARGER
Charging current:
Alarm function:
8. DATA TERMINAL
Controlled item:
9. KEYBOARD
Interface:
Contact method:
Life:
10. PRINTER
Print method:
Interface:
Paper feed method:
Paper type:
2187.5kHz 4207.5kHz 6312kHz 8414.5kHz 12577kHz
16804.5kHz
Double superheterodyne
40.455MHz, 455kHz
F1B/J2B
Symbol error rate of 1% or better at 1 micro-volt input
Within +/- 10Hz after 1-minute warm-up
50 ohms unbalanced
1.6 to 30MHz
300Wpx
2:1
Automatic tuning and preset tuning
Automatic tuning: typical 3sec
Preset tuning: typical 0.5sec
-25 to +55
o
C
20A (Ordinary charge)
10A (Equalizing charge)
Charge /Low voltage/ High voltage alarm
NBDP function (Control the DSC/NBDP Terminal)
Matrix
Membrane sheet
5 million strokes
Serial impact dot matrix
Centronics
Paper roll holder
209 to 216mm Roll paper
6-3
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