12 Jul
2011
12 Jul
'11
8:44 p.m.
On 09/07/2011 21:13, Tony Duell wrote:
Thanks Tony, you caused me to double check things...and it looks like
there's a couple of spikes on the ground of about 4Vp-p and 3Vp-p @
32Khz which was throwing all my measurements out. I'm guessing a cap,
does that sound about right?
James
Looks like the
+12V startup and -12V (actually -15) are fine. I'm
Have you checked these with
a 'scope? Excessive ripple on a supply line
could cause exactly the fault you are seeing.
Ho