de draaggolf ~~~~~
Joachim's Ham-Radio and Radio-Frequency Blog (A Solderful of Secrets) - from Longwave to Microwaves
Friday, May 22, 2009
more crystals
More crystals on the way to my "brievenbus" (Dutch for letter-box), thanks to the great service of Rich N4ESS and his company.
http://www.expandedspectrumsystems.com/
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