[sdiy] HP Counter Recommendation?
Tim Ressel
madhun2001 at yahoo.com
Fri Jul 18 21:07:01 CEST 2003
--- John Loffink <jloffink at austin.rr.com> wrote:
> I went this route for awhile with an HP 5314A
> Universal Counter, but
> this is not ideal for audio frequencies. The update
> rate is slow (10
> seconds!) for the best resolution (0.1 Hz), and that
> resolution is
> questionably precise for measuring bass frequencies.
> Think of adjusting
> a VCO knob and waiting 10 seconds before your next
> adjustment - it is
> painfully slow.
This is true. More modern counters use high-speed
clocks to measure period then convert to frequency. I
would not try to tune with the counter I get. I would
however make a tuner and use the counter to verify
accuracy.
--tr
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