Radio Shack PRO-2045 Weather Radio User Manual


 
42
SPECIFICATIONS
Frequency Coverage, Step, and Default Modulation Modes:
Channels . . . . . . . . . . . . . 210 (20 Channels × 10 Banks + 10 Monitor Memories)
Sensitivity (20 dB S/N with 60% modulation for AM; 3 kHz deviation for NFM):
NFM 40.84 MHz . . . . . . . . . . . . . . . . . . . . 0.5 µV
S+N/N=20 dB 162.4 MHz . . . . . . . . . . . . . . . . . . . . 0.6 µV
453.25 MHz . . . . . . . . . . . . . . . . . . . . 0.6 µV
954.9125 MHz . . . . . . . . . . . . . . . . . . . . 0.8 µV
AM 127.175 MHz . . . . . . . . . . . . . . . . . . . . 1.5 µV
S+N/N=20 dB 230.05 MHz . . . . . . . . . . . . . . . . . . . . 1.5 µV
325.05 MHz . . . . . . . . . . . . . . . . . . . . 1.5 µV
Direct/Limit Search Speed:
Normal Speed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 Steps/Second
Hypersearch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 300 Steps/Second
Scanning Speed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 Channels/Second
Priority Channel Sampling Interval . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Seconds
Programmable Delay . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Seconds
Range
(MHz)
Step
(kHz)
Mode
29–54 5 NFM
108–136.975 12.5 AM
137–174 5 NFM
216–224.9875 12.5 NFM
225–399.9875 12.5 AM
400–512 12.5 NFM
806–823.9375 12.5 NFM
851–868.9375 12.5 NFM
896.1125–1,000 12.5 NFM
20-418.fm Page 42 Wednesday, August 4, 1999 12:42 PM