File:A.D.Blumlein US patent 2185367 - long-tailed pair.png

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Description Long-tailed pair with cathode auto-biasing. Figure 3 from A. D. Blumlein's US Patent 2185367 (British 482740), priority from 1936-07-04. The original was slightly altered - I removed output cathode followers, which are not part of the LTP per se, and moved one of the interstage caps into the cropped area.
Date 1936-07-04, published in print 1938-04-04
Source US Patent 2185367
Author en:Alan Blumlein (29 June 1903 – 7 June 1942)
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current20:57, 28 June 2019Thumbnail for version as of 20:57, 28 June 2019954 × 968 (57 KB)Retired electrician (talk | contribs){{Information |Description=Long-tailed pair with cathode auto-biasing. From A. D. Blumlein's US Patent 2185367 (British 482740), priority from 1936-07-04 |Source=[https://patents.google.com/patent/US2185367A US Patent 2185367] |Date=1936-07-04, published in print 1938-04-04 |Author=en:Alan Blumlein (29 June 1903 – 7 June 1942) |Permission= |other_versions= }} {{PD-old-70}} {{PD-US-patent}} Category:Alan Blumlein Category:Long-tailed pair

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