Maxon FM Mobile radio SM-2000 - TX Tone Modulation Characteristics; Receiver Specifications

TX TONE MODULATION CHARACTERISTICS
Sub audible tones - CTCSS
Tone range ............................................67 – 250 Hz @ 0.3 % accuracy
Tone standard .........................................RS-220A EIA Standard
Non-standard tones.....................................50 – 260 Hz @ 0.3 % accuracy
Nominal tone deviation..................................10 % peak system deviation
SUB AUDIBLE TONES - DCS
Tone standard .........................................Normal and inverted
Nominal tone deviation..................................10 % peak system deviation
RECEIVER
Performance without sub audible modulation...............Method ETS 300-086 JAN 1991
unless stated
Sensitivity 12 dB SINAD ................................< - 118 dBm
Amplitude characteristic ................................+ 3dB
Co-channel rejection
25 kHz
12.5 kHz
<-6dB
<- 10 dB
Adjacent channel selectivity
25 kHz
12.5 kHz
> 70 dB @ nominal conditions
> 60 dB @ nominal conditions
Spurious response rejection .............................> 70 dB (100 kHz - 4 GHz)
Intermodulation response rejection
+
(25 kHz & 50 kHz)
+ (50 kHz & 100 kHz)
> 65 dB (3 generator method)
Blocking
+ 1 MHz
+ 5 MHz
+ 10 MHz
>85dB
>85dB
>85dB
RX spurious emissions (conducted)
9 kHz – 1 GHz
1 GHz – 4.0 GHz
-57dBm
-47dBm
RX spurious emissions (radiated)
9 kHz – 1 GHz
1 – 4.0 GHz
-57 dBm
-47 dBm
MAXON SM-2000 MOBILE
SPECIFICATIONS
Page-4-
December 98