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7L12: Difference between revisions
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|designers=Morris Engelson;Linley Gumm;Gene Kauffman;Larry Lockwood;Gordon Long;Steve Morton;Paul Parks;Fred Telewski;Neal Broadbent;Jack Doyle;Al Huegli;Steve Skidmore;Leighton Whitsett;Judy Hanson; Robert Holmes;Carolyn Moore;Rena Randle | |designers=Morris Engelson;Linley Gumm;Gene Kauffman;Larry Lockwood;Gordon Long;Steve Morton;Paul Parks;Fred Telewski;Neal Broadbent;Jack Doyle;Al Huegli;Steve Skidmore;Leighton Whitsett;Judy Hanson; Robert Holmes;Carolyn Moore;Rena Randle | ||
|manuals= | |manuals= | ||
* [[Media:070-1298-01.pdf|Tektronix 7L12 Instruction Manual -01]] / ''[[Media:070-1298-01.pdf|Alternate copy]] (OCR)'' | * [[Media:070-1298-01.pdf | Tektronix 7L12 Instruction Manual -01]] / ''[[Media:070-1298-01.pdf | Alternate copy]] (OCR)'' | ||
* [[Media:070-1298-02.pdf|Tektronix 7L12 Instruction Manual -02]] | * [[Media:070-1298-02.pdf | Tektronix 7L12 Instruction Manual -02]] | ||
* [https://w140.com/7l12_foldouts_sm.pdf Tektronix 7L12 Schematics] | * [https://w140.com/7l12_foldouts_sm.pdf Tektronix 7L12 Schematics] | ||
* [[Media:Tek 7L12 factory cal december 1972.pdf|Tektronix 7L12 Factory Calibration Procedure]] | * [[Media:Tek 7L12 factory cal december 1972.pdf | Tektronix 7L12 Factory Calibration Procedure]] | ||
* [[Media:26W-4889.pdf|No Loose Ends - Brochure for using the spectrum analyzer for CATV]] | * [[Media:26W-4889.pdf | No Loose Ends - Brochure for using the spectrum analyzer for CATV]] | ||
* [[Media:26AX-3582-3.pdf|FM Broadcast Measurements Using the Spectrum Analyzer]] | * [[Media:26AX-3582-3.pdf | FM Broadcast Measurements Using the Spectrum Analyzer]] | ||
}} | }} | ||
The '''Tektronix 7L12''' is a 1.8 GHz Spectrum Analyzer plug-in for [[7000-series scopes]]. | The '''Tektronix 7L12''' is a 1.8 GHz Spectrum Analyzer plug-in for [[7000-series scopes]]. | ||
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==Pictures== | ==Pictures== | ||
<gallery> | <gallery> | ||
Tek-7l12-led-front.jpg | Tek-7l12-led-front.jpg | 7L12, late version with LED reference level display, front | ||
Tek-7l12-left.jpg | 7L12_B2135xx_no_uncal_span.jpg | 7L12 later version with no uncal span | ||
Tek-7l12-top.jpg | Tek-7l12-left.jpg | Left side | ||
Tek-7l12-right.jpg | Tek-7l12-top.jpg | Top view | ||
Tek-712-right-front.jpg | Tek-7l12-right.jpg | Right side | ||
Tek-7l12-bottom.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. | ||
Tek-7l12-bottom-front.jpg | Tek-7l12-bottom.jpg | Bottom view | ||
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). | Tek-7l12-bottom-front.jpg | Bottom front | ||
Tek-7l12-top-front.jpg | 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). | ||
Tek-7l12-center-1.jpg | Tek-7l12-top-front.jpg | Top front | ||
Tek-7l12-center-2.jpg | Tek-7l12-center-1.jpg | Tektronix 7L12, center board extended | ||
7l12-105m-helix.jpg | Tek-7l12-center-2.jpg | Tektronix 7L12, center board extended, back side. 2nd IF (105 MHz) helical filter seen near bottom. | ||
Two 7L12s.jpg | 7l12-105m-helix.jpg | 7L12 105 MHz Helix filter. From Tekscope, Jan 1972 | ||
tek-7l12.jpg | Two 7L12s.jpg | later and early model side by side | ||
tek-7l12.jpg | early model | |||
Tek 7l12 trace.jpg | Tek 7l12 trace.jpg | ||
</gallery> | </gallery> | ||