Tektronix Type 82 PLUG-IN Instruction Manual page 89

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DETAILS SEE ®
ALL CIRCUIT VOLTAGES WERE OBTAINED WITH A
20,000N/v VOM. ALL READINGS ARE IN VOLTS.
VOLTAGE & WAVEFORM AMPLITUDE. MEASUREMENTS
ARE NOT ABSOLUTE. THEY MAY VARY BETWEEN
INSTRUMENTS AS WELL AS WITHIN THE INSTRUMENT
ITSELF DUE TO NORMAL MANUFACTURING TOLERANCES
AND TRANSISTOR AND VACUUM TUBE CHARACTERISTICS.
ACTUAL PHOTOGRAPHS OF WAVEFORMS ARE SHOWN, WITH
THE TEST OSCILLOSCOPE SET ON +INT. TRIGGERING.
THE TEST OSCILLOSCOPE USED HAS A BANDWIDTH OF
30 MC, ALTHOUGH A 5MC, OR BETTER, BANSWIDTH
OSCILLOSCOPE MAY BE USED WITH SLIGHT DIFFERENCES
NOTED IN THE RISETIME AND FALLTIME OF THE | MC
CHOPPING RATE.
CONTROL SETTINGS ror tHe Type S80-seRiEs
OSCILLOSCOPE USED WITH THE TYPE 82 ARE AS
FOLLOWS :
STABILITY 2 . . . ee ee eee eee ee eens FULL CW
TIME/OM vee ecw eee eee ee eee | MSEC
VARIABLE CTIME/CM) . 6 ee ee ee CALIBRATED
Sw20i (B)
AC~ DC r-4V7 CMF
| swetr |
\ @rR iF
(8) ;QAC |
Lobe i
new 1 {
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NOTE:
X2,x5, X10, & X20
ARE GROUNDED
WHEN NOT USED.
FOLLOWING CONDITIONS :
INPUT SIGNAL oe. eee ee eee ee ee NONE
VARIABLE VOLTS/CM (A & 8 CHAN)... ...-. CALL
GAIN v c e ee eee te Xi
VERTICAL POSITIONCA & B CHAN)... .. CENTERED
MODE ...... Deemer eee A ONLY
(SEE IMPORTANT NOTE THIS DIAG.)
TYPE 82 PLUG-IN
+6.3V
TA2ISP
R223
33
(A)
(A)
ca3s {t+
Diss
6) ave
GRID R236 J case
CURRENT LT
ZERO t
POSITION
R242 R243
50
seav [se] >} 288 sy
c2z64a = ae
Pal 8]
REFERENCE DRAWINGS
® ATTENUATORS
@ X10 AMPLIFIERS
© SWITCHING CKT. § OUTPUT AMPS.
san
aK 2. VOLTS/CM
AA AA]
NORMAL
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as |
2
]
R180
e e
|
TN NORMAL.
—yh > . ey TO GAIN SW 390, SFEéER
%
est y = | oiverteo]| > > 4
130 |
R284/R205 | {
1
VARIABLE.
1
3w299
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' I
1
i f
1
} 1
; i
R293 |
rs! \
} yh 4 S58) 0-6 SE TO GAIN SW390,8F4R
200 = = + = iy ®
SEE PARTS LIST FOR EARLIER
VALUES AND S/N CHANGES OF
PARTS MARKED WITH BLUE
OUTLINE
MRK
INPUT AMPLIFIERS
S/N 1463-2999