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Section I
Tàble 1-1
| HORIZONTAL AMPLIFIER
External Input
Bandwidth:
dc cpie, dc to 5 MHz; ac coupled,
5 Hz to 5 MHz.
` Deflection Factor (sensitivity)
1 v/div, +5% on
Xi; 0. 2 v/div +5% on X5; 0. 1 v/div +5% on
X10; vernier provides continuous adjustment
between ranges.
Dynamic range +5 v.
Input RC: 1 megohm
shunted by ABPEeseiuasely
30 pf.
Sweep Magnifier: X1, X5, X10; magnified sweep
| ^
accuracy x5 6b.
| CALIBRATOR |
Type:
approximately 1 kHz square wave, less than
.3 psec rise time.
Voltage: 10v peak- -to-peak, +1%.
CATHODE
RAY TUBE AND CONTROLS
Type:
post- -accelerator storage tube;
8.5 kv ac-
celerating potential,
aluminized P31 phosphor.
Graticule:
8 x 10 division
parallax-free internal
graticule marked in . 95 centimeter squares.
- Subdivisions of 0.2 div on
major
axes.
Front
panel recessed
TRACE ALIGN
alignstrace with
graticule.
Y axis may be aligned to be perpen-
dicular with X axis with internal control for ac-
curate rise time measurements.
'Writing Rate: Write mode; 20 cm/msec
Max write mode; 1 cm/sec
Erase:
push-button erasure takes approximately
.300 msec,
Brightness:
greater than 200 foot/lamberts
with —
entire screen faded positive.
|
Persistence:
continuously variable from less than
0. 2 second to more than one minute,
or normal
P31 persistence of approx 40 usec.
- Storage Time(MAX W) Mode: ten minutes is STORE.
mode, ten seconds in VIEW mode.
l
Beam finder:
pressing FIND BEAM control when
operating in any mode except STORE or VIEW
ting of horizontal or vertical controls. .
Intensity Modulation:
approximately +2 volts,
dc
to 15 MHz,
will blank trace of normal intensity.
Input resistance is 5100 ohms.
1-0
GENERAL
brings trace on CRT screen regardless of set- .
Model 181A/AR
Table 1-1.
Specifications.
OUTPUTS
Four emitter follower outputs for mainanddelayed
gates, main and delayed sweeps.
Maximum cur-
rent available is t3 ma.
Outputs will drive imped- į
ances down to 1k ohm without distortion.
Active
Components: all solid state ( no vacum tubes
except CRT).
Environment:
Model 181A/AR Oscilloscope with
-
_ plug-ins operates within specifications over the
following ranges:
.
Temperature:
0°-
C to 455" C.
;
Humidity:
to 95% relative humidity to 40° C.
Altitude:
to 15,000 ft.
Vibration:
vibrated i in three planes for
15
min each with 0. 010 inch excursion,
10
to 55 Hz.
;
Power:
115 or 230 volts, 210; 50-400 Hz, 100
|
watts at normal line, convection cooled,
Dimensions:
cabinet (overall dimensions) 8" (203)
|
wide, 11" (280) high, 22-1/2" (570) deep.
Rack DEnenetone Model 181AR:
DIMENSIONS De INCHES AND {MILAINETERS)
;
EIA RACK HEIGHT (INCLUDING FILLER STRIP
"For
ones NEIGHT INCLUDING FEET) ADO E {8} Yo
A
|
MEAT
|
|
REAR APRON RECESS.
al
H
IM
|
i i
t
3
wi
Rii
75
asas)
1493;
|
—Ó Ll.
o mene FA (4831 —
Ds
a
[BOA A~IGOG.
Weight: (without plug- zd Model 181A; Net, 24
lbs (10,9 kg); Shipping,
32 lbs (14,5 kg). .
Model 181AR (rack); Net, 26 Ibs (11,8 kg);
Shipping 35 lbs (15,9 kg).
Accessories Furnished:
mesh contrast filter, de~ .
tachable power cord, rack mounting hardware,
(rack model only).
02612-3
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