[time-nuts] Slightly OT: inexpensive USB analog-digital converter?

[John Ackermann N8UR]

Hal Murray wrote:

> Alternatively, if the supply is floating, you can put the sense resistor in 
> the ground lead, but you still need a good amplifier to make the signal big 
> enough for an ADC.

Sorry... my earlier response blew past the issue of whether you have 
enough voltage developed for the ADC to use.  Good point, and I'll keep 
in mind using an amp in front of the ADC.

John