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Smart Tweezers: Automatic RCL meter: Is it any good?


john jardine

Jan 1, 1970
Michael said:
Does anybody know about this:
Smart Tweezers: Automatic RCL meter offered at
Does it really do what they claim?

[email protected]
It should do.
Inspecting the Jpeg of their PCB, it looks like they're using a couple of
AD9833's DDS chips and some CMOS switches to make the quadrature phase
With the advent of cheap DDS chips and micros with built in ADCs it looks
like all the component testing makers have/must, move in this direction.
G.P. AC component bridges now looking more and more like the Victorian
artefacts that indeed they are.
The clever bit is the amount of programming they've been able to stuff
inside that micro.
Looks a really nicely designed bit of kit, at a decent price.
(their max capacitance of '900mF' looks out of place. More in keeping if