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==Notes== | ==Notes== | ||
# See [[7A11]] and [[John Addis]], ''Good Engineering and Fast Vertical Amplifiers'', in Jim Williams (Ed.), ''Analog Circuit Design: Art, Science and Personalities'' (1991), p. | # See [[7A11]] and [[John Addis]], ''Good Engineering and Fast Vertical Amplifiers'', in Jim Williams (Ed.), ''Analog Circuit Design: Art, Science and Personalities'' (1991), p. 114, and [http://w140.com/tektronix_new_products_1972.pdf Tektronix New Products 1972] brochure. | ||
==Prices== | ==Prices== | ||
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|} | |} | ||
==Pictures== | ==Pictures== | ||
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Tek 7a19 front.jpg | 7A19 with Opt. 4 (Variable Delay). | Tek 7a19 front.jpg | 7A19 with Opt. 4 (Variable Delay). | ||
</gallery> | </gallery> | ||
===Earlier model === | ===Earlier model === | ||
<gallery> | <gallery> |