Radio Shack 20-107 Scanner User Manual


  Open as PDF
of 33
 
54
Additional Info
55
Additional Info
Specifications
Frequency Range Step Mode (Default)
25.0000 − 26.9600 MHz 10 kHz AM
26.9650−27.4050MHz 10 kHz AM
27.4100−29.5050MHz 5 kHz AM
29.5100−29.7000MHz 5 kHz FM
29.7100−49.8300MHz 10 kHz FM
49.8350−54.0000MHz 5 kHz FM
108.000−136.9916MHz 8.33kHz AM
137.000−137.995MHz 5 kHz FM
138.000−143.9875MHz 12.5 kHz AM
144.000−147.9950MHz 5 kHz FM
148.000−150.7875MHz 12.5 kHz FM
150.800−150.8450MHz 5 kHz FM
150.8525−154.4975MHz 7.5kHz FM
154.5150−154.6400MHz 5 kHz FM
154.6500−156.2550MHz 7.5kHz FM
156.2750−157.4500MHz 25 kHz FM
157.4700−161.5725MHz 7.5kHz FM
161.6000−161.9750MHz 5 kHz FM
162.0000−174.0000MHz 12.5 kHz FM
216.0025−219.9975MHz 5 kHz FM
220.0000−224.9950MHz 5 kHz FM
225.0000−397.99375MHz 6.25 kHz AM
380.0000−419.987500MHz 12.5 kHz FM
420.0000−450.000000MHz 5 kHz FM
450.00625−469.99375MHz 6.25 kHz FM
470.00000−512.00000MHz 6.25 kHz FM
764.00000−781.996875MHz 3.125 kHz FM
791.00000−796.996875MHz 3.125 kHz FM
806.00000−823.987500MHz 12.5 kHz FM
849.00000−868.987500MHz 12.5 kHz FM
894.00000−939.987500MHz 12.5 kHz FM
940.00000−960.000000MHz 6.25 kHz FM
1240.0000−1300.00000MHz 6.25 kHz FM
Object capacity .................................................................... > 10 million,
Nominal,with2GBSDCard
Variesdependingonuserconguration
Receiving modes ................................... AM,FM,FM-MOT(Motorola),
LTR(EFJohnson),CTCSS,DCS,
EDACSwide/narrow(GE/Ericsson/HARRIS)
Receiving system ...................Triple conversion PLL super heterodyne
WXfrequencies ..............................162.400,162.425,162.450,162.475,
162.500, 162.525, 162.550 MHz
Display ................................... FulldotmatrixbitmapLCD(96x48dots)
Sensitivity(fm20dBQuietingunlessotherwisenoted)
VHFLow .....................................................................................0.3μV
VHFAircraft(20dBqAM) .........................................................1.0μV
VHFHigh137-174MHz .............................................................0.5μV
VHFHigh216-300MHz ..........................................................0.5μV
UHFLow300-406MHz.............................................................0.8μV
UHF/UHF-T406-512MHz .......................................................0.5μV
UHFHigh764-960MHz ..........................................................0.7μV
1240-1300MHz ........................................................................0.7μV
Squelchsensitivity(Bandcenter)
Threshold .....................................................................AM/FM0.5μV
Tight ..................................................(S+N)/N:AM20dB,FM25dB
Spurious rejection ..................................VHFHighat154.1MHz:40dB
(ExceptPrimaryimage)
Signal to noise ratio ......................................................35-40dBtypical
(100μVinputsignal)
Scanning rate without Trunking ............138–147.9MHz:65ch/second
(in100kHzIntervals)
Search rate .....................................162.25−167.25MHz:80steps/sec.
Scan and Search delay time .................................................... 2 seconds
 previous next