Philips PM3055 Operation Manual page 33

3-19E
Requirements
STEP 2.4 Added display
a
a
oh Males eM Sd te ate
aE
p e eee a
Pe
2Eaa
Raa aeeee
i ie Ee
ERR Ae
STEP 2.5 TB MAGNIFIER
~— HOLD OFF: CCW
ae ae See
Ue
Se ee sl ullece lal Ta
Rae we te el
chet eee
pete hea eeu ed
— Three signals visible on screen: ch. A
signal, ADDED signal and ch. B signal.
Check that both position controls
influence the vertical position of the
added signal.
Check that the horizontal deflection
is magnified by a factor of 10. —
Check that the trace can shift horizon-
tally over more than 10 div.
A signal is displayed under an angle
of 45° approx.
Trigger view signal visible on screen.
Check that the trace shifts horizon-
tally over the screen.
Check that the intensity of the
displayed signal decreases.