Philips PM3055 Operation Manual page 34

60 mhz dual time base oscilloscope
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3-20E
Step sequence
Controls
STEP 2.8
MTB! and DTB, DC triggered
LEVEL MTB and
LEVEL DTB in
nas
mid-position
peal
oot ED] aes Pr
EE Me
EERE
E RRS
- LEVEL DTB:
STEP 2.9
MTBI and DTB, P—P triggered
hehe
See ee
PT
ie TTT
rs, — VAR MTB: Cow
— TRACE SEP:
CW or CCW
PT
TE Pe
TT Jor
Ania
Sen ee
aaa
Re See
Requirements
Display via MTBI and DTB time axis
visible on screen, with delay time
5.000.
Signals trigger on positive-going edge.
intensified part starts between 6th
and 9th vertical graticule line.
MTBI does not trigger in most extreme
positions of LEVEL control.
Only DTB does not trigger in most
extreme positions of LEVEL control.
Signals trigger on negative-going edge
because of the selected negative slope.
Number of signal periods on screen
increases.
Check that the DTB display can be
shifted across the screen.
Note:
Leave this procedure by pressing the AUTO SET
softkey two times.
mcmny
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terceedl
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is :
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