Ben Martin's Radio Library
"Selling radios at the Radio Attic since June 1999"

the Radio Attic
510-582-6804
Click on the link above to contact the seller or e-mail
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Precision Tube Test Data for Models 612-614-620-654
(book)
Precision Tube Test Data for Models 612-614-620-654
This Data Manual has a special supplement for (Foreign Tubes). Also a seven-page ERC Supplementary Tube Chart that provides settings for tubes which fall into one or more of the following classifications: 1. Infrequently encountered types, 2. Obsolete Types, 3. Tubes manufactured for special or limited applications. Including is an Addendum to the ERC Supplement, an additional, five-page supplementary (update) and addendum. 17 pages in all. Plastic spiral bound with a clear plastic front cover and a black vinyl back cover.  $16.50. (3020738)
Precision Tube Test Data for Models 612-614-620-654
This Data Manual has a special supplement for (Foreign Tubes). Also a seven-page ERC Supplementary Tube Chart that provides settings for tubes which fall into one or more of the following classifications: 1. Infrequently encountered types, 2. Obsolete Types, 3. Tubes manufactured for special or limited applications. Including is an Addendum to the ERC Supplement, an additional, five-page supplementary (update) and addendum. 17 pages in all. Plastic spiral bound with a clear plastic front cover and a black vinyl back cover.  $16.50. (3020738)
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