HP 214B - Pulse Width; Vernier Accuracy; Max. Duty Cycle

Model 214B
PERFORMANCE TESTS
4-12 PULSE WIDTH; VERNIER ACCURACY; MAX. DUTY CYCLE
SPECIFICATION :
WI DTH 25ns to 1 Oms in 6 decade ra nges c ont inuously adjustable by vernier.
VERNIER ACCURACY - (10% of setting + 1% of full scale)
+ (10% of setting + 1% of full scale + 5ns) .
DUTY CYCLE ;;;. 10% for 30 - 100V amplitude range
;;;. 50% for all other ranges
EQUIPMENT :
Sampling Oscilloscope
20dB
Attenuator
20dB Attenuator 50W
Tee
CAUTION : Do not overload Attenuators and Oscilloscopes Inputs.
SA MP LI NG
O
SC I L LOSCO PE
D
2 1 46
=.::l
c=:- .. -.:. c,: .:=1 C :" "::1 c:=::J
o l[. .:-:- J O
0
0
0
i'
o (
a c
(
W , ru,
50W
Figure 4-4 .
1. Connect equ ipment as shown in Figure 4- 4 and set 214B controls as follows :
MODE
...... . .... . . .. . .. ... .. .......... . .
PERIOD Ra nge
PERIOD Vernier .. . . . . . .. . ... . ...... .. ... . .
POSITION
Range ..... . . . .. .. . . . . . . . ... . . . .. . .
POSITION Vernier .. . ... .. .. .. .. . .. . ... .. ... . .
DUTY CYCLE % . ... .. . .. . . . ..... . ... . .. .. .
WIDTH Range
WI DTH Vernier . . . . .. . . .... . ... . . . .... . .... .
AMPLITUDE Range . .... .. . ....... .. .. . .... .
AMPLITUDE Vernier .. ... . .. . . . .. . ...... . . . . .
INT LOAD . ... .... . . .. . .. . ....... .. .. . . . .
SLOPE . .
... ... ... .. . . . ..... . .. . ....... .
DELiADV /D.P .. ... . . .... . .. .... . ... . . .. . .. .
OUTPUT POLARITY
* = don't care
NORM
lJ.1 - 10/J
10
10n - . 1/J
10
Released
25n -
.1/J
2.5
10-
30
3 (30V)
Depressed
*
DEL
pes
2. Measure pulse width at 50 % of amplitude with WIDTH VERNIER set exactly to 2.5.
RESULT : 21 .5 - 33 .5ns.
Performance Tests
4-7
Scans by Artekmedia => 2009