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SPECIFICATIONS
Frequency Coverage (MHz):
Frequency Range (MHz)..........Programming/Search Step Value
28-54...................................................................................5 kHz
108-136.9875 .................................................................12.5 kHz
137-174 ............................................................5, 6.25 or 7.5 kHz
406-512 ..........................................................................6.25 kHz
806-823.9875 .................................................................6.25 kHz
849-868.9875 .................................................................6.25 kHz
894-960 ..........................................................................6.25 kHz
Channels of Operation ........................ ...................500 channels
Sensitivity .................................................................(20 dB S/N):
28-54 MHz.........................................................................0.3 µV
108-136.9875 MHz............................................................1.0 µV
137-174 MHz.....................................................................0.5 µV
406-512 MHz.....................................................................0.5 µV
806-960 MHz.....................................................................0.5 µV
Spurious Refection (FM @ 154.6 MHz)...............................40 dB
Selectivity:
-6 dB.............................................................................+/-10 kHz
-50 dB...........................................................................+/-18 kHz
Data Decode Sensitivity:
WX alert 1050 Hz tone ...................................................0.45 µV
Search Speed...............................................Up to 62 Steps/Sec.
Scan Speed............................................Up to 50 Channels/Sec.
Delay Time ..................................................................2 Seconds
IF Frequencies:
1st IF .....................................380.8 MHz (380.680 – 380.86875)
2nd IF ...............................................................................45 MHz
3rd IF...............................................................................450 kHz
IF Rejection (380.75 MHz) ........................... 75 dB at 154.6 MHz
Priority Sampling .........................................................2 Seconds
Squelch Sensitivity:
Threshold .......................................................................... 0.3 µV
Tight (FM)............................................................ (S+N)/N=30 dB
20-515Change01_04.fm Page 72 Friday, January 16, 2004 1:14 PM
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