HP 214B - 5-17 Trigger Level Sensitivity

Model 2148
ADJUSTMENTS
5-17
EQUIPMENT :
TRIGGER LEVEL SENSITIVITY
Os cilloscope
Sinewave Gen erator
Tee
CAUTION: Do not overload Oscilloscope Input s.
2 1 48
=
~ r:::....:..:::: c: ==:J C- _ -:l
o lC :.- JI 0 0 0 0
INa O TR IG OUT our <jl
L ._ . __ .. I
Figure 5-6
OSC IL LOSCOPE
D
<y <y
0
Tl
SI NEWAVE GENEYA TOH
~ _ DI
bq :::Pri
1. Connect equ ipme nt as sh own in Figure 5- 6 and set 2148 controls as follo ws:
MODE
PE R 10D R ange ... . . ... . . .... .. . . .
PERIOD Vernier .
.......... . . ... .
POSITION
Rang e ..... . ... . . .. ..... .
POSITION Vernier
.. . . . ...... . .... . .
DUTY CYCLE % ... . . . .. . . . ..... .
WIDTH Range
WIDTH Vern ie r ... .. .. ...... . .... .
AMPLITUDE Range . . ..... . . . . . . . .
AMPLITUDE Vernier .... ..... . . ... .
INT LOAD . . ... . . ...... . . . . . .
SLOPE
.. . ..... ... .. ... . .... .. . .
DE
LI ADV /D.P ...... . .. .. ... .. . .. .
OUTPUT POLARITY ..... . .. . ..... .
EXT INPUT LEVEL
EXT TRIG
*
10n - . 1iJ
1
Rel eased
.1iJ - 1iJ
10
3- 10V
as requ ired
DEL
POS
as required
2. Set Sinewave Generator to 100 KHz and 300 mV amplitude peak to peak.
Adjustment s
5- 13
Scans by Artekmedia => 2009