Calibration—475
TAB LE 5-1 (cont)
Description
Minimum
Specifications
Usage
Examples
20. Attenuator (two re
quired)1
Attenuation ratio, X 10; con
nectors, GR; impedance, 50
ohms.
Vertical system frequency re
sponse adjustments.
a. Tektronix Part Number
017-0078-00.
21. Attenuator1
Attenuation ratio, X 5; con
nectors, GR; impedance, 50
ohms.
Vertical system frequency re
sponse adjustments.
a. Tektronix Part Number
017-0079-00.
22. Termination (two re
quired)
Impedance, 50 ohms; accu
racy, within 3%; connectors,
BNC.
Vertical amplifier bandwidth
check; trigger circuit opera
tion checks and adjustments.
a. Tektronix Part Number
011-0049-01.
23. T-Connector1
Connectors, BNC.
Used
for
signal
inter
connection.
a. Tektronix Part Number
103-0030-00.
24. Input Normalizer1
RC time constant, 20 pico
farads times 1 megohm.
Standardize input RC time
constant.
a. Tektronix Part Number
067-0538-00.
25.
Dual-Input
Coupler
(two required)
Connectors, BNC; matched
signal transfer to each input.
Used
fo r
signal
in te r
connection.
a. Tektronix calibration fix-
t u r e
P a r t
N u m b e r
067-0525-00.
26. Screwdriver1
Three-inch shaft; 3/32-inch
bit.
Used throughout procedure
to adjust variable resistors.
a. Tektronix Part Number
003-0192-00.
2 7 .
L o w -C a p a c ita n c e
Screwdriver1
1 1/2-inch shaft.
Used throughout procedure
to adjust variable capacitors.
a. Tektronix Part Number
003-0000-00.
P R E L IM IN A R Y CONTROL SETTINGS
Preset the instrument controls to the settings given
below when starting a Performance Check or a Calibration
procedure.
Power Controls
POWER
ON
CRT Controls
IN T E N S IT Y
FOCUS
SCALE IL L U M
BEAM F IN D
Midrange
Midrange
Midrange
O ff (button out)
Vertical Controls (both Channels if applicable)
V O L T S /D IV
VA R
POSITION
AC-GND-DC
5 m V
Calibrated detent
Midrange
DC
V E R T MODE
IN V E R T
20 MHz BW (PULL)
CH 1
O ff (button out)
O ff
Triggering Controls (both A and B if applicable)
L E V E L
SLOPE
COUPLING
SOURCE
T R IG MODE
Fully clockwise
+
AC
NORM
A UTO
Sweep Controls
H O R IZ D IS PLA Y
D E L A Y T IM E POSITION
A T IM E /D IV
B T IM E /D IV
V A R
X I 0 MAG
POSITION
FIN E
A T R IG H O LD O FF
A
Fully counterclockwise
1 ms
1 ms
Calibrated detent
O ff (button out)
Midrange
Midrange
NORM
5-4
Summary of Contents for 475
Page 6: ...475 475 Oscilloscope ...
Page 20: ......
Page 46: ......
Page 151: ...A B C D E F G Fig 7 4 P 0 A4 Vertical Mode Switch circuit board ...
Page 152: ...n m m m 1 t siumm c ii im ...
Page 154: ...Diagrams 475 A B C D E F G ...
Page 155: ...GRID LOCATOR Fig 7 8 P O A3 Vertical Preamp circuit board ...
Page 157: ...Diagrams 475 ...
Page 158: ...GRID LOCATOR 2 3 4 5 6 7 8 9 1 10 11 1 12 Fig 7 10 P 0 A3 Vertical Preamp circuit board ...
Page 160: ...Diagrams 475 GRID LOCATOR Fig 7 11 A5 Vertical Output circuit board ...
Page 163: ...Diagrams 475 GRID LOCATOR Fig 7 12 P O A8 Trigger Generator And Sweep Logic circuit board ...
Page 167: ... 415 OSCILLOSCOPE B T R IG G E R G E N E R A T O R g B TR IG G E R GEN ER A TO R ...
Page 168: ...Diagrams 475 GRID LOCATOR ...
Page 172: ...SWEEP G E N ER A TO R S ...
Page 175: ...TIM IN G HORIZONTAL DISPLAY SWITCHING ...
Page 177: ...A 011 HORIZONTAL AMPLIFIER 8 l j k J Ll J Ol Z o N C O X U 1 C L O o v O o _J V v P O in r ...
Page 179: ... 476 OSCILLOSCOPE ...
Page 180: ...POWER SUPPLY ...
Page 182: ...CRT CIRCUIT ...
Page 185: ...C A L IB R A T O R A N D F A N C I R C U I T 4 C A LIB R A TO R FAN MOTOR C IR C U IT ...
Page 189: ......
Page 190: ...4 T 475 OSCILLOSCOPE FIG 1 FRO NT PANEL ...
Page 191: ...475 OSCILLOSCOPE FIG 2 MAIN FRAME ...
Page 199: ......
Page 200: ...FIG 3 RIGHT SIDE l 475 OSCILLOSCOPE ...
Page 201: ...V S X O t l B O T T OVJ 8 8 ...
Page 209: ......
Page 210: ...5 ...
Page 211: ...4 4 75 O S C ILLO S C O P E FIG 5 CAB IN ET ...
Page 215: ......
Page 237: ......
Page 241: ... 1 I R I II9A po S IT I o n f i n e I R l 130 PAGE 4 OF 5 R 1234 Ml 9 91 9 473 ...