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MODEL
8559A
PERFORMANCE
TESTS
PERFORMANCE TESTS
4
-
24.
SWEEP
TIME
ACCURACY (Cont'd)
TABLE
4-14,
SWEEPTIME ACCURACY,
2pSECTHROUGH
10
MSEC
2
psec
5
psec
10
psec
20
psec
50
psec
.1
msec
.2
msec
.5
msec
1
msec
2
msec
5
msec
10
msec
SWEEP
TIMEIDIV
Setting
250
kHz
200
kHz
100
kHz
50
kHz
20
kHz
10
kHz
5
kHz
2kHz
1
kHz
500
Hz
200
Hz
100
Hz
Function
Generator
Frequency
(Approx.1
Sweep Time per Division
Minimum
1.80
psec
4.40
psec
9.00
psec
18
.OO
psec
45
.OO
psec
90.0
psec
180.0
psec
450.0
psec
900
psec
1800
psec
4500
psec
9.00
msec
Actual Maximum
2.20
psec
5.50
psec
11
.OO
psec
22.00
psec
55
.OO
psec
110.0
psec
220.0
psec
550.0
psec
1 100
psec
2200
psec
5500
psec
11
.OO
msec
9. Connect display rear
-
panel AUX B PENLIFT/BLANKING output to BNC tee at counter's B
10
MHz
input. Connect other side of tee to counter's A
50
MHz input.
10.
Set counter controls as follows:
............................................................
FUNCTION T.I.AtoB
SAMPLE RATE
...............................................
Full counterclockwise
...............................................................
TIMEBASE
0.1ms
........................................................
SENSITIVITY(A) 9o'clock
A
50
MHz Input
..................................................
.V(falling edge)
SENSITIVITY (B)
........................................................
9 o'clock
B
10
MHz Input
...................................................
.n(rising edge)
11.
Set spectrum analyzer SWEEP TIME/DIV to
20
msec. Adjust counter's SENSITIVITY controls for a
time interval reading of
0.2000
+
0.0200
sec. Record sweep time value in Table
4
-
15.
12.
Verify remaining spectrum analyzer SWEEP TIME/DIV control settings of
50
msec through
10
sec,
recording sweep time values in Table
4
-
15.