Specifications - Radio Shack PRO-63 Owner's Manual

20-561.fm Page 53 Wednesday, August 4, 1999 3:48 PM

SPECIFICATIONS

Frequency Coverage
VHF Lo . . . . . . . . . . . . . . . . . . . . 29.7–50 MHz (in 5 kHz steps)
Amateur Radio . . . . . . . . . . . . . . . 29–29.7 MHz (in 5 kHz steps)
Amateur Radio/Government . 450–470 MHz (in 12.5 kHz steps)
Aircraft . . . . . . . . . . . . . . . . 108–136.975 MHz (in 25 kHz steps)
Government . . . . . . . . . . . . . . . . . 137–144 MHz (in 5 kHz steps)
VHF Hi . . . . . . . . . . . . . . . . . . . . . 148–174 MHz (in 5 kHz steps)
UHF "T" . . . . . . . . . . . . . . . . . 470–512 MHz (in 12.5 kHz steps)
Channels of Operation . . . . . . . . . . . . . . . . .100 Channels in Any
Sensitivity (20 dB S/N) . . . . . . . . . . . . . . . . . . . . . . . . . . . .0.7
Selectivity:
±
10 kHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
±
18 kHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Spurious Rejection:
30-54 MHz . . . . . . . . . . . . . . . . . . . . . . . . . . 50 dB at 40 MHz
108-136.975 MHz . . . . . . . . . . . . . . . . . . . . 50 dB at 124 MHz
137-174 MHz . . . . . . . . . . . . . . . . . . . . . . . 50 dB at 154 MHz
380-512 MHz . . . . . . . . . . . . . . . . . . . . . . . 40 dB at 450 MHz
Scanning Rate . . . . . . . . . . . . . . . . . . Up to 25 channels/second
Search Rate . . . . . . . . . . . . . . . . . . . . . . . Up to 50 steps/second
Delay Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 seconds
Priority Sampling . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 seconds
50–54 MHz (in 5 kHz steps)
144–148 MHz (in 5 kHz steps)
420–450 MHz (in 12.5 kHz steps)
380–420 MHz (in 12.5 kHz steps)
Band Combinations
(10 channels per bank x 10 banks)
V
m
–
6 dB
–
50 dB
53