Radio Shack 200 Ch VHF/Air/UHF Home Scanner, Owner'S Manual

30

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)

Aircraft ............................................................. 108

–

136.975 MHz (in 12.5 kHz steps)

Government ................................................................ 137

–

144 MHz (in 5 kHz steps)

406

–

420 MHz (in 12.5 kHz steps)

VHF Hi  ........................................................................ 148

–

174 MHz (in 5 kHz steps)

UHF ........................................................................ 450

–

470 MHz (in 12.5 kHz steps)

UHF “T”  .................................................................. 470

–

512 MHz (in 12.5 kHz steps)

Channels of Operation  .......................... Any 200 channels in any band combinations

(20 channels 

×

 10 banks) and 10 monitor channels

Sensitivity (20 dB S/N with 3 kHz deviation for FM, 60% modulation for AM):

29–54 MHz  ................................................................................................  0.5 

µ

V

108–136.975 MHz  .....................................................................................  1.8 

µ

V

137–174 MHz  ............................................................................................  0.6 

µ

V

406–512 MHz  ............................................................................................  0.6 

µ

V

Selectivity (@162.4 MHz (WX)):

–6 dB  ....................................................................................................... 

±

10 kHz

–50 dB  ..................................................................................................... 

±

16 kHz

Search Speed  ......................................................................................  20 Steps/Sec.

Scan Speed  ...................................................................................  20 Channels/Sec.

Priority Sampling  ........................................................................................  2 Seconds

Delay Time  .................................................................................................  2 Seconds

IF Frequencies  .......................................................................  21.4 MHz and 450 kHz

20-422.fm  Page 30  Friday, January 7, 2000  12:54 PM