R293: Difference between revisions

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The Tektronix R293 is a pulse generator [[introduced in 1968]]  
The '''Tektronix R293''' is a pulse generator [[introduced in 1965]]  
for use with automated measurement systems  
for use with automated measurement systems such as the [[240]] and [[R250]].   
such as the [[240]] and [[R250]].   
The task of designing the R293 was inherited and completed by [[Murlan Kaufman]].
 
The R293 contains an analog programmable power supply
The R293 contains an analog programmable power supply
and an analog programmable pulse generator.
and an analog programmable pulse generator.
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fed through a pulse shaper made of diode clamps
fed through a pulse shaper made of diode clamps
and [[snap-off diode|snap-off diodes]].   
and [[snap-off diode|snap-off diodes]].   
The output pulse amplitude is variable from 6 volts to 12 volts.
 
The voltage overshoot of the output pulse is less that 3%.
The output pulse amplitude is variable from 6 V to 12 V.
The risetime and falltime are 1 nanosecond or less.  
Overshoot of the output pulse is less that 3%, rise and fall time are 1 ns or less.  


The service procedure in the manual specifies the use of a [[661]]
The service procedure in the manual specifies the use of a [[661]]
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for use in automated testing systems.
for use in automated testing systems.


An R293 is normally programmed from a [[250]].
An R293 is normally programmed from an [[R250]].
 
The power supply output connector mates with a Bendix PC06A-8-4P-SR connector.
* [[Media:12-070-180554-1158107.pdf|Amphenol Miniature Cylindrical Connectors (PDF)]]


==Manuals==
* [http://w140.com/tek_r293.pdf Tektronix R293 Manual (PDF)]
* [http://w140.com/tek_r293.pdf Tektronix R293 Manual (PDF)]
* [http://w140.com/tek_r293_description.pdf Description of R293 from Tektronix Automated Testing Systems book (PDF)]
* [http://w140.com/tek_r293_description.pdf Description of R293 from Tektronix Automated Testing Systems book (PDF)]
* [http://w140.com/tek_r293_1968_catalog.pdf Tektronix R293 in 1968 Catalog (PDF)]
* [http://w140.com/tek_r293_1968_catalog.pdf Tektronix R293 in 1968 Catalog (PDF)]


==Pictures==
<gallery>
<gallery>
Image:Tek-r293.jpg
Tek-r293.jpg
Image:Tek_r293_frontconn.jpg
Tek_r293_frontconn.jpg
File:Tek_r293_block.png|Block Diagram
<!--Tek r293 top.jpg-->
File:Tek r293 pulse gen.png|Pulse Generator
Tek r293 top2.jpg
File:Tek r293 pulse shaper.png|Pulse Shaper
Tek r293 top3.jpg
File:Tek r293 prog power supply.png|Programmable Power Supply
<!--Tek r293 top4.jpg-->
File:Tek r293 pulse gen power supply.png|Pulse Generator Power Supply
Tek r293 top5.jpg
Tek_r293_block.png|Block Diagram
Tek r293 pulse gen.png|Pulse Generator
Tek r293 pulse shaper.png|Pulse Shaper
Tek r293 prog power supply.png|Programmable Power Supply
Tek r293 pulse gen power supply.png|Pulse Generator Power Supply
</gallery>
</gallery>
[[Category:Introduced in 1965]]
[[Category:Pulse generators]]