Radio Shack PRO-63 owner manual Specifications, Frequency Coverage

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)
	50–54 MHz (in 5 kHz steps)
	144–148 MHz (in 5 kHz steps)
	420–450 MHz (in 12.5 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)
	380–420 MHz (in 12.5 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
	Band Combinations
	(10 channels per bank x 10 banks)
Sensitivity (20 dB S/N) . . . .	. . . . . . . . . . . . . . . . . . . . . . . .0.7 mV
Selectivity:
±10 kHz	. . . . . . . . . . . . . . . . . . . . . . –6 dB
±18 kHz	. . . . . . . . . . . . . . . . . . . . . . –50 dB
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

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