The first oscilloscope I ever used professionally was an old synchronized sweep instrument. Obtaining a stable display on that old oscilloscope was an art. Now I appreciate all the triggering tools ...

Remember a the time before oscilloscopes had a brain? It’s easy to forget as we’ve become accustomed to a class of simple solid state oscilloscope using a microcontroller as signal processor and a ...

The Model 72-6820 oscilloscope features cursor readout, 100-MHz bandwidth, and dua-channel, dual-trace and dual-time-base operation. Delayed sweep mode with delay time is from 1µs to 5s. Other key ...

In the past, demonstrations of standing-wave phenomena could be done using an actual, physical transmission-line setup called “Lecher Lines.” 1 This method required laborious measurements to determine ...

Sixty years ago Tektronix introduced their first product, the model 511 oscilloscope. Not just a knock-off of some standard scope design like the ones complacent Dumont were marketing, the 511 was the ...