Radio Shack PRO-433 Scanner User Manual


 
39
Speci cations
speci cations
Frequency Coverage: ......................................29–54 MHz (in 5 kHz steps)
..................................................108–136.9875 MHz (in 12.5 kHz steps)
................................................................137–174 MHz (in 5 kHz steps)
.............................................179.7500-215.7500 MHz (in 6 MHz steps)
.........................................................216–224.995 MHz (in 5 kHz steps)
...................................................225-399.9875 MHz (in 12.5 kHz steps)
...........................................................400–512 MHz (in 6.25 kHz steps)
.........................................806.0000–823.9875 MHz (in 12.5 kHz steps)
.........................................849.0125–868.9875 MHz (in 12.5 kHz steps)
.........................................894.0125–956.0000 MHz (in 12.5 kHz steps)
.....................................1240.0000–1300.0000 MHz (in 12.5 kHz steps)
Number of Banks ..................................................................................... 10
Channels .............................................................................................. 1000
Sensitivity (AM/FM/WFM):
FM ................................................................ 20 dB S/N at 3 kHz deviation)
29–54 MHz ....................................................................................0.4 μV
137–174 MHz ................................................................................0.5 μV
216–225 MHz ................................................................................0.5 μV
400–512 MHz ................................................................................0.4 μV
806–956 MHz ................................................................................0.6 μV
1240–1300 MHz ............................................................................1.0 μV
AM ...............................................................20 dB S/N at 60% modulation
108–136.9875 MHz .......................................................................1.6 μV
225–400 MHz ................................................................................1.5 μV
WFM ......................................................... 20 dB S/N at 22.5 kHz deviation
179.750–215.750 MHz ..................................................................2.0 μV
IF Rejection (at 162.4 MHz) .................................................................80 dB
Operating Temperature
Normal ..........................................................–4° to 140°F (–20° to 60°C)
Signal Stalker I .............................................14° to 140°F (–10° to 60°C)
Scan Speed ................................................................90 Channels/Second
Search Speed:
Normal ........................................................................90 Steps/Second
Hypersearch ..................... 250 Steps/Second (5 kHz step bands only)
Priority Sampling ........................................................................2 Seconds
Delay Time ..................................................................................2 Seconds
IF Frequencies ............................ 265.55/380.75 MHz, 10.85 MHz, 450 kHz
Antenna Impedance ..............................................................................50Ω
Audio Output .......................................................................2W maximum
Built-in Speaker ................................................................3 Inches (77 mm)
...................................................................................8Ω Dynamic Type
Power Requirements ..................Supplied AC Adapter (12V DC, 500 mA)
Current Drain:
Squelched ................................................................................. 105 mA
Full Output ................................................................................. 460 mA
Dimensions (HWD) ................2.25 x 7.35 x 6 inches (56 x 187 x 152 mm)
Weight ..........................................................37 oz (1.05 kg) (without case)
53 oz (1.5 kg) (with case)
Speci cations are typical; individual units might vary. Speci cations are
subject to change and improvement without notice.