Difference between revisions of "Scanner Crystals"
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Revision as of 05:08, 1 March 2011
Crystal Formulas
Bearcat scanners use a 10.8Mhz Intermediate Frequency. The formula is Channel Frequency minus 10.8Mhz divided by 3.
Radio Shack & Regency scanners use a 10.7Mhz Intermediate Frequency. The formula is Channel Frequency minus 10.8Mhz divided by 3.
Crystal Markings
77 means it was made for a Radio Shack Pro-77 and uses a 10.7 IF.
External Links
Ebay