Scanner's vary in price.
There are digital and trunking and analog scanners that come in the forms that can be hand held or mobile or base units.
Depends on the brand name and the type of unit.
Their are manufacturers that sell new scanner's such as Radio Shack and Uniden.
Other places such as an auction website such as eBay or places that help people sell items such as Amazon may be cheaper since some of the purchasable equipment may be owned and used by a person or persons.
The first digital police scanner was invented in the 1970's. Unlike earlier analog version (which were basically AM Radios, as police just used to broadcast using regular radio waves), this scanner was the first to allow you to punch in a frequency to search for the police frequency.
Trying to convert a digital scanner to a regular or conventional scanner would be downgrading some of the capabilities of what the scanner would be able to do. Some services have already or have plans to update their conventional systems to go digital and without having a digital scanner the scanner will not output what communications are going on through those digital systems.
No, a television converter box will not work on a police radio scanner. There is currently no way to make this conversion. One cost-effective method of listening to digital police, fire and other communications without purchasing a digital police scanner is through the download and installation of a free smartphone application which receives digital transmissions. There are many available for both Android and iPhone.
This site has all frequencies in that area: http://www.radioreference.com/apps/db/?ctid=2623 Looks like you'll need a digital police scanner to listen though as the signal is encrypted. You can get one here: www.zipscanners.com/police-scanners/shop-by-format/digital-police-scanner-radios.html
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Digital police scanners have been in existence for a while now as the units began to be ready for purchase around late 2002. These scanners are now sold by a number of manufacturers as a number of companies and agencies have or have plans to utilize digital communications. Orange County in California now uses digital encrypted communications for many of its emergency response agencies such as fire and police.
You can perform a digital scanning of a document by using a scanner. You attach the scanner to the computer and place the document in the scanner ready to be scanned. It will then be saved to the computer as a digital copy.
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In the state of Wisconsin it is legal to have police scanner in your car. The question is can you listen you need to ask is if it is possible. Most police departments are upgraded to digital systems that includes encrytion to keep people from listening. Some places still use the old scanners, but those are becoming far and few between. Also note that if your using the scanner do dodge the cops, then it is illegal to have the scanner in your car. Hope that answers your question
Police scanner let's you listen to police radios and NASCAR scanners are scanners that let's you listen to NASCAR team chatter
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