I was taught that the Smith CHart is a twentieth [20th] century 'tool'.

BTW, it's not cheating! When I took my final exam in transmission lines
Professor James Kirwin allowed, and even provided, Smith Charts for
student use.

DD, W1MCE

Reg Edwards wrote:
[SNIPPED]
...
And would you mind asking your slave driver to
stop cheating with the aid of his 19th Century Smith Chart, please.
----
Reg, G4FGQ