EMRFD Message Archive 6425
Message Date From Subject 6425 2011-06-27 12:43:26 ka3j12 HC49/US Crystal Parameters Does anyone happen to know or could measure the critical parameters (i.e., Lm, Cp, Q) for a "typical" 4-5 MHz range HC49/US crystal? The same information for higher frequency crystals (8-12 MHz) might be useful to know too. Looks like the larger HC49 crystals are becoming obsolete so future designs may need to be based on the smaller /US variety. Thanks for your help!
6426 2011-06-27 13:13:28 Jim Kortge Re: HC49/US Crystal Parameters 6427 2011-06-27 13:14:52 Jim Kortge Re: HC49/US Crystal Parameters