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{{Plugin Sidebar | {{Plugin Sidebar | ||
|manufacturer=Tektronix | |||
summary=Sampling Head | | |series=7000 and 3S series sampling heads | ||
image=Tek-s-4.jpg | | |type=S-4 | ||
caption=S-4 head | |summary=Sampling Head | ||
|image=Tek-s-4.jpg | |||
introduced=1968 | | |caption=S-4 head | ||
discontinued=1990 | | |introduced=1968 | ||
manuals= | |discontinued=1990 | ||
|designers=George Frye | |||
|manuals= | |||
* [[Media:070-0896-01.pdf|Tektronix S-4 Instruction Manual, Revised OCT 1986 (OCR, PDF)]] | |||
* [http://w140.com/tek_s4.pdf Tektronix S-4 Manual, copyright 1969 (PDF)] | * [http://w140.com/tek_s4.pdf Tektronix S-4 Manual, copyright 1969 (PDF)] | ||
* [http://w140.com/tek_S4_1985.pdf Tektronix S-4 Manual, revised 1985 (PDF)] | * [http://w140.com/tek_S4_1985.pdf Tektronix S-4 Manual, revised 1985 (PDF)] | ||
* [http://w140.com/frye_s4_gate.pdf George Frye's Explanation of S-4 sampler in October 1968 Service Scope (PDF)] | * [http://w140.com/frye_s4_gate.pdf George Frye's Explanation of S-4 sampler in October 1968 Service Scope (PDF)] | ||
* [[Media:Tek s-4 fcp april 1969.pdf|Tektronix S-4 Factory Calibration Procedure, April 1969 (PDF, | * [[Media:Tek s-4 fcp april 1969 - OCR.pdf|Tektronix S-4 Factory Calibration Procedure, April 1969 (PDF, OCR)]] | ||
}} | }} | ||
The '''Tektronix S-4''' is a sampling head for 7000- and 3S-series samplers. | The '''Tektronix S-4''' is a sampling head for 7000- and 3S-series samplers. | ||
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It appears that a standard beam-lead diode may fit across the gap | It appears that a standard beam-lead diode may fit across the gap | ||
but cleanly removing a failed diode without damaging the substrate would be quite difficult. | but cleanly removing a failed diode without damaging the substrate would be quite difficult. | ||
==Prices== | |||
1979: $1,435 (~$5,600 in 2022 Dollars) | |||
According to an [[Media:Tek Schottky Diodes Memo rot.pdf|internal memo]], in 1979 annual sales were estimated at 150 units. | |||
==Links== | ==Links== | ||
* [http://www.amplifier.cd/Test_Equipment/Tektronix/Tektronix_7000_series_special/S4.html S-4 page @ amplifier.cd] | * [http://www.amplifier.cd/Test_Equipment/Tektronix/Tektronix_7000_series_special/S4.html S-4 page @ amplifier.cd] | ||
* [https://kh6htv.files.wordpress.com/2015/11/an-02a-oscopes.pdf James R. Andrews, ''Comparison of Ultra-Fast Rise Sampling Oscilloscopes''. Picosecond Pulse Labs App Note AN-2a, 1989] | * [https://kh6htv.files.wordpress.com/2015/11/an-02a-oscopes.pdf James R. Andrews, ''Comparison of Ultra-Fast Rise Sampling Oscilloscopes''. Picosecond Pulse Labs App Note AN-2a, 1989] | ||
==Pictures== | ==Pictures== |