Warranty VOID if NOT Removed TShirt:
http://teespring.com/warrantyvoid2
What's inside a 1975 vintage Tektronix 213 portable oscilloscope/DMM combo?
Forum: http://www.eevblog.com/forum/blog/eev...
High res teardown photos here: http://www.eevblog.com/2014/06/11/eev...'>http://www.eevblog.com/2014/06/11/eev...

Specs: http://www.teknetelectronics.com/Data...
Brochure: http://www.testequipmentconnection.co...

Datasheets:
Trigger Chip: http://w140.com/155004801.pdf
Decade Counter: http://www.datasheetarchive.com/dlmai...


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