Do you have a question about the Radio Shack 20-501 and is the answer not in the manual?
Instructions for using rechargeable batteries to power the scanner.
Guide for powering the scanner using a standard AC adapter.
Steps to power the scanner from a vehicle's power source.
How to attach the supplied flexible scanner antenna.
Steps to power on the scanner and adjust squelch.
Guide to saving frequencies into memory channels.
Instructions for using rechargeable batteries to power the scanner.
Guide for powering the scanner using a standard AC adapter.
Steps to power the scanner from a vehicle's power source.
How to attach the supplied flexible scanner antenna.
Steps to power on the scanner and adjust squelch.
Guide to saving frequencies into memory channels.
| Type | Handheld Scanner |
|---|---|
| Channels | 200 |
| Modulation Types | AM, FM |
| Channel Steps | 5, 10, 12.5, 25 kHz |
| Frequency Range | 406-512 MHz |
| Bands | VHF, UHF |
| Antenna | Telescopic antenna |











