HP (Hewlett-Packard) 1660 TV Converter Box User Manual


 
Measure the Clock Period Manually
Time and voltage measurements can be made manually by turning the
T Markers field on.
1
Press the Marker MENU key. Marker is printed in white on the MENU
key.
2 Highlight the T Markers Off field and press the Select key. Highlight On
in the pop-up menu, and press the Select key.
3 Highlight the Trig to X field. Using the knob, move the X Marker to the
lowest point on the negative pulse.
You may need to expand or compress the waveform, using the s/Div field to
see a complete period of the waveform on the display.
4
Highlight the Trig to O field. Using the knob move the O Marker to the
same point on the next negative edge after the X Marker.
5 Read the period of the clock in the Tx to To field.
Measuring the Clock Period Manually with the X and O Markers
Highlight this field
and select On.
Highlight this field and
position the X Marker.
Highlight this field and
position the O Marker.
Read the clock
period in this field.
Using the Oscilloscope
Measure the Clock Period Manually
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