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Crystals (6)
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History of the company that invented and patented the overtone crystal, etch-to-frequency and variable crystals. Source for ads, engineering bulletins, patents and manuals.
http://www.bliley.net/XTAL/
FT243 information compiled by Paul Carreiro, N6EV.
http://www.qsl.net/n6ev/ft243.txt
A handy historical chart of old crystal holders with dimensions, and suppliers.
http://pages.cthome.net/fwc/XTAL.HTM
From N6EV. Tube oscillator schematics, and discussion.
http://www.qsl.net/n6ev/68-xtal.html
WB6SZS, Eugene Rippen's chart for crystal use on the HF, VHF and UHF bands.
http://www.muchstuff.com/xtal-frq.htm
A useful technical reference page for Crystals.
http://www.icmfg.com/technicaldata.html
Last Updated: 2007-09-30 01:30:45
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The content of this directory is based on the Open Directory and has been modified by AllMusicSearch.com editors
