Furuno FS-1570, Service Manual

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Appendix 4) Specifications
AP4- 1
1 MF/HF DIGITAL RADIOTELEPHONE
1.1 GENERAL
1.1.1 Communication System Semi-duplex or simplex
1.1.2 Class of Emission J3E: Telephone
J2B (F1B): DSC or NBDP
H3E: reception only
1.1.3 Frequency Range 100.00 kHz to 29,999.99 kHz
1.1.4 Number of Channel User programmable: 255 TX/RX pairs
All ITU channels incorporated (include DSC/NBDP channels)
2182 kHz (single action)
1.1.5 Display Method Monochrome LCD (120 x 64 dots)
1.1.6 Backlight 8 tones
1.1.7 Contrast 64 steps
1.1.8 Warming up 1 minute approx. (oven 20 minutes approx.)
1.2 TRANSMITTER
1.2.1 Frequency Range 1,606.5 kHz to 27.5 MHz (100 Hz steps)
1.2.2 RF output Power FS-1570: 150 Wpep, FS-2570: 250 Wpep
1.2.3 Frequency Resolution Within ±10 Hz
1.2.4 Modulation AF Response 350 Hz to 2.7 kHz
1.2.5 Modulation System Low power balanced modulation
1.2.6 AF Input -46 dBm/600 ohms (Handset/Microphone)
-10 dBm/600 ohms (Handset HS-2001)
1.2.7 Line in 0 dBm/600 ohms
1.3 RECEIVER
1.3.1 Receiving System Double-conversion superheterodyne
1.3.2 Frequency Range 100 kHz 29,999.9 kHz (10 Hz steps)
1.3.3 Sensitivity Input level at 10 ohms+250 pF (below 4 MHz) and 50 ohms
(above 4MHz) to produce SINAD 20 dB
Frequency Range J3E/H3E
100 kHz to 300 kHz 35 dB
µ
V
300 kHz to 1.6 MHz 25 dB
µ
V
1.6 MHz to 4.0 MHz 13 dB
µ
V
4.0 MHz to 30 MHz 7 dB
µ
V
Appendix 4) Specifications