Ft doubler: Difference between revisions

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It is used heavily in Tektronix instruments and several Tektronix integrated circuits implement this approach.
It is used heavily in Tektronix instruments and several Tektronix integrated circuits implement this approach.


* [http://w140.com/US3633120.pdf US Patent 3633120]
* [http://w140.com/US3633120.pdf US Patent 3,633,120] Filed Sept. 16, 1970 / Patented Jan. 4, 1972


==Implemented in==
==Implemented in==