At 09:34 PM 8/12/2010 Thursday, Lucas Thompson wrote: >I'd be interested to throw together a voltage to frequency converter >to test the AFM's response. Listening to a variable audio tone is a >great way to test that sort intermittent thing. Probably wouldn't take >too long. Yah, my Hickock DVM has an audio output that tracks the input in real time, from a low ticking for a zero reading to a squeal for overflow. It's absolutely the cat's pajamas, and since it's tied to whatever conditioned input is driving the integrator it's just a matter of pushing the button or not. Yours, David |
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