[SOC] measuring load impedance: how?

[Paul Bartlett]

Hi John

> The paper referred by Paul mentioned in-line VSWR meters, which measure
> only Voltage Standing Wave Ratio.  Thus, they will only indicate whether a
> good match to a predetermined non-reactive resistance exists (almost
always
> 50 ohms).  But for many uses, that's good enough.  They are inexpensive,

I confess that I didn't do the sums but the paper quoted mentions that it's
good for reactive loads too.

Anyhow, for the dozen or so components required it's a good simple test
instrument.

Best,

Paul :-)