APPENDIX
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Ritron RCCR Clean Cab User Manual
37
RECEIVER
Sensitivity:
wide
0.25 µV (-119 dBm) typical
(12 dB SINAD)
narrow
0.25 µV (-119 dBm) typical
L.O. Injection:
High side (RX fre 43.65 MHz)
Adjacent Channel (EIA):
wide
-80 dB
narrow -70
dB
Spurious Rejection
:
wide
-90 dB
narrow -90
dB
Image Rejection (EIA):
wide
-80 dB
narrow -80
dB
Intermodulation (EIA):
wide
-80 dB
narrow -80
dB
CTCSS/DCS Decode Deviation:
wide
500 – 850 Hz
narrow
350 – 500 Hz
FM Hum and Noise
:
wide
-50 dB
narrow -45
dB
Noise Squelch Sensitivity
:
Programmable, factory set for 0.3 -0.35 µV
Frequency Response
:
300 – 3000 Hz, de-emphasized
Audio Output
12 Watts into 4
Ω
, with less than 3 % THD
Receiving System
:
Dual conversion superheterodyne
I.F. System
:
1
st
............ 43.65 MHz
2
nd
........... 450 kHz
CTCSS/DCS Decode Time:
per EIA Standards
POWER REQUIREMENTS
+72 VDC IN
+13.6 VDC IN
Minimum Supply Voltage:
+58 VDC
+10.9 VDC
Maximum Supply Voltage:
+85 VDC
+15.5 VDC
Standby Current:
230 mA
1 A
Receive Current (1/2 volume):
340 mA
1.6 A
Transmit Current:
2.1 A @ 50 Watts
10 A @ 50 Watt
