Tek Retiree Volunteer Program Quarterly newsletters and other Tek reference information.

Tek Wiki Information about classic Tektronix equipment.

Tektronix Resource Site Bill Den Beste and Stan Griffiths resource page, no longer updated.

Richard Sears, Vintage Electronics  Vintage electronic test equipment, mostly scopes e.t.c.

The Wellekino - A Home Of Old Scopes And Test Equipment  German site of old scopes and test equipment.

Dr. Hugo Holden's Electronics Page A number of interesting articles on electronics with these PDFs related to Tektronix instruments.

Using standard X1 and X10 oscilloscope probes with the Tektronix 222PS oscilloscope and Replacing the 222PS battery

Electrolytic capacitor failure modes in Tektronix TM series power main frames and self cracking resistors in a Telequipment D52 oscilloscope

Tektronix 2465B oscilloscope calibration issues: Re-powering the Dallas DS1225 or using RamtronN FRAM or autostore RAM or MRAM as DS1225 emulators

Tektronix 2465B oscilloscopes: Repairing the A5 control board - surface mount versions SN ~B050000 and upwards

Tektronix oscilloscopes: Vertical amplifier calibration principles with specific reference to the Tektronix 464 oscilloscopes SN B200000 and up

Tektronix 2465B oscilloscope: Main board inter-track leakage

Servicescopes October 1959 to September 1971  single 694 page PDF at archive.org.

Tektronix catalogs and more  various PDFs at archive.org.

Sammlung Historische Messtechnik, Berlin  German site with an extensive collection of Tektronix catalogs.

Oscilloscope Development, 1943-57 - Ryerson University  by Peter D. Hiscocks (PDF).

The Cathode Ray Oscilloscope by J. Czech (PDF).  This book was published in 1957 as part of the Philips' Technical Library.

You Should Meet Melville Eastham by Chuck House.  Melville was the founder of General Radio and the article contains references and comparisons to Tektronix.

Op-Amp Applications Handbook by Walt Jung (PDF).

HP Origins A video story of Hewlett-Packard as told by HP employees over the years.