
AP1) Specifications
AP1-2
3. Receiver
(1) Frequency range
(2) Receiving system
Double superheterodyne
(3) Intermediate frequency
1st: 51.2375 MHz, 2nd: 37.5 kHz
(4)
Sensitivity
+6
dB
µ
V (20 dB SINAD)
(5) Adjacent channel selectivity
70 dB or more
(6) Spurious response
70 dB or more
(7) AF output
Built-in speaker 3 W (4 ohms)
Handset earphone: 2 mW (150 ohms)
4. DSC
(1) Protocol
ITU-R Rec. M541-8, M493-10 (class A)
INTL Ver.: 0550215-02.xx, 03.xx
ITU-R Rec. M541-9, M493-11(
class A
)
Russian Ver.: 0550220-01.xx
(2) Baud rate
1200 baud
±
30 ppm max.
(3) Modulation
AFSK
(4) Frequency shift
1700
±
400 Hz
Mark: 1300 Hz
±
10 Hz, Space
2100 Hz
±
10 Hz
5. CH70 WATCH Receiver
(1) Receiving frequency
156.525 MHz
(2) Sensitivity
Symbol error rate
Less than 1% (at 0 dB
µ
V)
(3) Conducted spurious emission
Less than 2 nW
Simplex
155.000 to 158.000 MHz
FM-8800D
Duplex
160.625 to 162.600 MHz
Simplex
155.000 to 159.600 MHz
FM-8800S
Semi-duplex
161.475 to 164.200 MHz
Содержание FM-8800
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