Crystal Filter

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for the Drake R-4B
QST January 1972

Thank you to Don Leonard

Please Use ACROBAT READER

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(c) 1998-2010 D. PRODUCTS SA/NV - DRAKE is a registered trade mark of R.L. DRAVE COMPANY
No copy of text or image without a written authorization : email: JM CHERRY
Last updated on: 01 dec 2009