Radio Shack PRO-92 Owner's Manual page 79

500-channel portable trunking scanner
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20-522.fm Page 79 Friday, September 17, 1999 12:46 PM
Search Rate ......................... Up to 50 Steps per second
Delay Time ...................................................... 2 seconds
Intermediate Frequencies (IF):
1st ............................................................ 257.5 MHz
2nd ............................................................ 21.4 MHz
3rd ............................................................... 455 kHz
Priority Sampling ............................................. 2 seconds
Operating Temperature .................................. 14°–140°F
IF Rejection:
257.5 MHz at 154 MHz .......................................... 60 dB
21.4 MHz at 154 MHz ...........................................100 dB
Squelch Sensitivity:
Threshold (FM and AM) ....................................... 0.5 V
Tight (FM) ............................................................... 25 dB
Tight (AM) .............................................................. 20 dB
Antenna Impedance ......................................... 50 Ohms
Audio Output Power (10% THD) ........................ 240 mW
Built-in Speaker .............................................. 1
Power Requirements:
or 6 AA Rechargeable Ni-Cd Batteries
Current Drain (Squelched) .................................... 90 mA
Dimensions (HWD) .................... 6
Weight (without antenna and batteries) ................ 9.9 oz
Specifications are typical; individual units might vary.
Specifications are subject to change and improvement
without notice.
(–10°–60°C)
3
/
Inches
8
(36 mm)
(8-Ohm, Dynamic Type)
9V DC
6 AA Alkaline Batteries
1
3
3
/
2
/
1
/
Inches
4
8
4
(160
61
45 mm)
(280 g)
79

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