Philips PM3055 Operation Manual page 21

60 mhz dual time base oscilloscope
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rc
3-7E
cD
sequence
SOFTKEY
REMARKS
AC/DC
:
Channel B input coupling.
AC-COUPLED
INPUT
AC
DC-COUPLED
DC
.
INPUT
Len
stes
we
ater
tese
SS
Seca,
visible in the L.C_.D. SINGLE is
possible for ch. A or ch. B only
or for ch, A and ch, B when chopped.
=
|
i
1
ra
1
SELECT
:
z
:
M
__ _] HORIZONTAL DEFLECTION
\
Selection for the different horizontal display
TB
BY MAIN TIME BASE
'
d
modes.
!
Note:
Releases the
X DEFL function.
HORIZONTAL
DEFLECTION
:
MTB!
aS
BY INTENSIFIED
1
MAIN
TIME BASE
!
|
4
|
|
HORIZONTAL
DEFLECTION
i
MTBI
DTB } ~~~
ay BoTH MTB AND OTB
i
i}
{
1
i)
HORIZONTAL DEFLECTION
1
DTB
~~
"TBY DELAYED TIME BASE
i
a
TB
TRIG
MODE
.
.
.
.
AUTO
re
AUTO FREE-RUN
21)
Selection for the main time-base trigger mode.
Sree
Note: 1. When AUTO selected, the MTB is
H
free running in the absence of trigger
signals,
:
2. When SINGLE selected, ARMED is
TRIG
--
TRIGGER MODE
Rate
ec eeee
epee
eae
Set
oe
SINGLE
--
SINGLE SHOT MODE
RESET
ARMED
Linc SNGLESSHOTI
Reset knob for the MTB and DTB. When
SINGLE selected, enables the MTB for
receiving a trigger pulse.
Note:
Not active when X DEFL is selected.
;
{IN AUTO OR
NOT TRIG'D ) trigcer move)

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