Trio CS-1575 - FEATURES

FEATURES
The
Model
CS-1575
is
a
dual
trace,
trigger
sweep
oscilloscope
with
130
mm
cathode
ray
tube
mounted
in
a
die
casting
panel.
The
vertical
axis
of
the
oscilloscope
provides
high
sensitivity
and wide
bandwidth,
10 mV/div
(1 div = 1 cm),
DC-5
MHz(—3
dB},
or
1
mV/div,
DC-3
MHz
(—3
dB)
at
X1OMAG,
and
its
sweep
speed
has
a
wide
range
of
2
ms/div
to
0.5
us/div,
so
that
this
model
can
extensively
be
used
for
measurement
of
medium
and
short
wave
frequencies
as well
as
audio frequencies.
Two
vertical
axes
can be
switched
lengthwise
or
sidewise,
and
also permits
simultaneous
X-Y
observation.
TABLE OF CONTENTS
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SPECIFICATIONS 0 2.0o5: fees. devccouepceeeitied Sypue thedasdaelesaand Geenavttaenseed 2
EXTERNAL VIEW AND NAME OF PARTSG.............00..00..0005. 4
CIRCUIT DESCRIPTIONS ..ooooo...... ec etter ee tteeeees 6
BLOCK DIAGRAM ..00.. cece ce cent erecta teetteteeaes 6
VERTICAL AMPLIFIER CIRCUIT ooo ee 7
SYNC SWEEP CIRCUIT ooo ee ee cee ceeeeeeeeetaaaes 7
HORIZONTAL AMPLIFIER CIRCUIT.....000. ee, 8
DISPLAY MODE CIRCUIT 2000 cee eeeertnetenereees 8
PHASE DISPLAY CIRCUIT occ eect teeeeeeee 8
DUAL-H MODE CIRCUIT......00000 cee eeeeeeeteeeetees 8
BLANKING CIRCUIT ooo eee e cee eeeeeettnneeeees 8
CRT POWER CIRCUIT ...... eee tees eeeeeeeeees 8
POWER CIRCUIT |... ccc cee eeeceeaeeeeene eens 8
CALIBRATING VOLTAGE CIRCUIT .......0 ee 8
MAINTENANCE AND ADJUSTMENT.........00000.00 ee 9
MAINTENANCE ® ose ecicvincs arcane der andee dance Aa iets
ADJUSTMENT 000 cece cect eceerertteeeeeeteeeeeaaaaeaaies
TROUBLESHOOTING |...
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PARTS LIST.........0 ees
SCHEMATIC DIAGRAM