![]() Note: Mobile use of this scanner is unlawful or requires a permit in some areas. Contact your local RadioShack store for help. ![]() Connect your scanner to an outlet that is on a different electrical circuit from the receiver.Move your scanner away from the receiver.Try the following methods to eliminate the interference: If the interference goes away, your scanner is causing it. To determine whether your scanner is causing the interference, turn off your scanner. Your scanner might cause radio or TV interference even when it is operating properly. ![]() We recommend you record your scanner’s serial number here. Triple-Conversion Circuitry - virtually eliminates any interference from IF (intermediate frequency) images, so you hear only the selected frequency. This returns you to the function you were using if you accidentally turn the scanner off or the batteries are weak. Resume Start - the scanner saves its settings when you turn the power off. Key Lock - lets you lock the scanner's keys to help prevent accidental changes to the scanner's programming. You can turn the key confirmation tones on or off.ĭisplay Backlight - makes the scanner easy to read in low-light situations.īattery Low Alert - warns you when battery power gets low.īattery Save - saves battery power when the scanner does not detect any transmissions for more than 5 seconds while a channel is manually selected or while you are programming the scanner. Key Confirmation Tones - the scanner sounds a tone when you perform an operation correctly, and an error tone if you make an invalid entry. Memory Backup - keeps the frequencies stored in memory for up to 3 days if the PRO-74 loses power. Three Power Options - let you power the scanner using alkaline or rechargeable nickel-cadmium batteries, external AC power using an optional AC adapter/charger, or DC power using an optional DC adapter. This lets the scanner avoid unwanted signals. Search Skip - lets you set the scanner to skip up to 20 frequencies you select during searches. This lets the scanner avoid non-voice signals, making a search faster. Lock-Out Function - lets you set your scanner to skip over specified channels.ĭirect Frequency Search - lets you search all frequencies, starting directly from a specified frequency.ĭata Signal Skip - lets you set the scanner to skip non-modulated or data signals during searches. Two-Second Scan Delay - automatically delays scanning for about 2 seconds before moving to another channel, so you can hear more replies. (The normal search speed is 100 steps per second). Hypersearchä - lets you set the scanner to search at up to 300 steps per second, to help you quickly find interesting broadcasts. Hypersearch is a trademark used by Tandy Corporation. RadioShack is a registered trademark used by Tandy Corporation. Priority Channels - lets you program one channel in each bank (10 in all) and then have the scanner check it every 2 seconds so you don't miss transmissions on that channel. Ten Memory Banks - let you store 10 channels in each of 10 banks to group channels so you can more easily identify calls. Weather Search - lets you easily search the scanner’s 7 preprogrammed weather frequencies. Twelve Service Banks - lets you search preset frequencies in separate auto racing, marine, VHF, aircraft, military, ham radio, government, UHF, TV, and 800 MHz banks, to make it easy to locate specific types of calls. The supplied stub antenna helps your scanner receive strong local signals and makes the scanner easy to carry and use at events, while the supplied flexible antenna provides excellent reception and is designed to help prevent antenna breakage. ![]() Two Supplied Antennas - let you select the antenna that best meets your needs. You can recall any of those frequencies by entering the car’s number. Quick-Track Memory - lets you store a car’s number and any frequencies used by the driver’s team into the scanner’s channels. We have included a frequency guide with your PRO-74 that includes listings by state for many of the frequencies you can listen to. You can select up to 100 channels for your scanner to scan, and you can change any of those selections at any time. This scanner gives you direct access to more than 30,000 frequencies, including those used by participants and staff at auto races and air shows, by government agencies, police and fire departments, ambulance and transportation services, and amateur radio. Your new RadioShack PRO-74 100-Channel VHF/UHF/Air/800 MHz Race Scanner lets you in on the action in the pits at the big race or on the streets of your home town.
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