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Originally posted in June, 2022 The Tektronix TM50n is an “n”bay (where n = 1 to 6, the number of bays) mainframe which can host and power TM500 plug-ins. It was available in 1 through 6 bay versions and was the predecessor to the TM5000 mainframe: See my post here about the TM5000 mainframes. Tektronix…
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Originally posted in June 2022 I have previously written about the substantial number of different plug-ins available for the Tektronix TM500 and TM5000 systems. Since the equipment is now anywhere from 20 – 50 years old it needs to be refreshed and/or repaired before going back into service. This often means working on the plug-ins while…
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Originally posted in December, 2023 Background The Tektronix CG511/5001 Calibration Generator is a source of calibrated timing signals, voltage and current waveforms, and pulses with low distortion/fast edges. The device can be used to calibrate and check oscilloscope performance characteristics. It has six basic modes and can be remotely programmed via the GPIB interface. It…
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Originally posted in June 2021 The Tektronix TM5006 is a 6-Bay power module which can host and power either TM5000 or TM500 plug-ins . Tektronix themselves had about 130 different plug-ins available which comprised power supplies, signal generators, oscilloscopes, multimeters, test oscillators, calibrators, attenuators, filters, logic analyzers, frequency counters, audio analyzers and more. In addition, numerous third…
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Originally posted in March 2022 I recently completed the construction of a PC controlled vacuum tester: The Roetest. This is a computer-controlled tube tester which works as follows: Construction Details: Using the PC software, load the data for the TUT (Tube under Test). Pinout and base connection information is taken from an extensive database of…
Shaun Merrigan
Classic Electronic Restoration, Vacuum Tube Audio, Technical History, Photography