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7L12: Difference between revisions
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==Pictures== | ==Pictures== | ||
<gallery> | <gallery> | ||
File:Tek-7l12-led-front.jpg | 7L12, later version with LED reference level display, front | File:Tek-7l12-led-front.jpg | 7L12, later version with LED reference level display, front | ||
File:Tek-7l12-left.jpg | File:Tek-7l12-left.jpg | Left side | ||
File:Tek-7l12-top.jpg | File:Tek-7l12-top.jpg | Top view | ||
File:Tek-7l12-right.jpg | File:Tek-7l12-right.jpg | Right side | ||
Tek-712-right-front.jpg | Tek-712-right-front.jpg | Right side toward front. The 1<sup>st</sup> mixer (bottom left) and 1<sup>st</sup> LO (large cylindrical can) are visible. | ||
File:Tek-7l12-bottom.jpg | File:Tek-7l12-bottom.jpg | Bottom view | ||
File:Tek-7l12-bottom-front.jpg | Bottom front | File:Tek-7l12-bottom-front.jpg | Bottom front | ||
File:Tek-7l12-bottom-center.jpg | Bottom center. The 3-stage 2<sup>nd</sup> IF 105 MHz helical filter is visible in the middle (black cylinders). | File:Tek-7l12-bottom-center.jpg | Bottom center. The 3-stage 2<sup>nd</sup> IF 105 MHz helical filter is visible in the middle (black cylinders). | ||
File:Tek-7l12-top-front.jpg | Top front | File:Tek-7l12-top-front.jpg | Top front | ||
File:Tek-7l12-center-1.jpg | Tektronix 7L12, center board extended | File:Tek-7l12-center-1.jpg | Tektronix 7L12, center board extended | ||
File:Tek-7l12-center-2.jpg | Tektronix 7L12, center board extended, back side. 2nd IF (105 MHz) helical filter seen near bottom. | File:Tek-7l12-center-2.jpg | Tektronix 7L12, center board extended, back side. 2nd IF (105 MHz) helical filter seen near bottom. | ||
File:Two 7L12s.jpg | later and early model side by side | File:7l12-105m-helix.jpg | 7L12 105 MHz Helix filter. From Tekscope, Jan 1972 | ||
File:tek-7l12.jpg | early model | File:Two 7L12s.jpg | later and early model side by side | ||
File:tek-7l12.jpg | early model | |||
</gallery> | </gallery> | ||