It’s a great reminder of how far test equipment has come. Plus, you can't beat the aesthetic of a Conar Model 251 sitting on the workbench.
: Typically includes AC, DC, and GND coupling options to isolate alternating signals or view the full signal including DC components. Operational Capabilities oscilloscope 251
, a popular vintage tube-based oscilloscope often built from a kit in the 1960s and 70s. It’s a great reminder of how far test equipment has come