User manual

A&D Board User Manual and Test Procedure
27. [ ] Connect the scope probe mini-grabbers across the 10k
Ω resistor, black to GND.
28. [ ] The oscilloscope waveform should be a straight horizontal line at about -9V. See Figure 7.
Figure 7: Oscilloscope Display of -9V Power Supply
29. [ ] Verify that the Mean voltage is -9V ± five percent.
30. [ ] Verity that the Pk-Pk voltage is around 400 mV or less.
v. 2.2, © 2005-2006 by R. B. Lineberry, W. C. Headley, & R. W. Hendricks p. 13