HP 5340A Operating And Service Manual page 120

Frequency counter
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Model 5340A
Maintenance and Service
5-28. Connect the output of a n H P Model 651A signal generator to the external trigger input of
a n HP Model 222A pulse generator.
connect the cable to the output of the pulse generator.
5-29. Set 651A frequency to 40 kHz
222A pulse polarity to +
222A rep rate to man/ext
222A pulse delay to .1
222A pulse width to .03
vernier to mid-position
222A pulse amplitude to 5
vernier to mid-position
Signal Generato
N
Frequency
20 kHz
1
40 kHz
2
80 kHz
4
100 kHz
5
60 kHz
80 kHz
160 kHz
180 kHz
140 kHz
7
160 kHz
8
320 kHz
16
340 kHz
17
300 kHz
15
320 kHz
16
640 kHz
32
660 kHz
33
620 kHz
31
32
640 kHz
64
1.28 MHz
65
1.30 MHz
63
1.26 MHz
64
1.28 MHz
2.56 MHz
128
5.10 MHz
255
In this test the various possible values of N will be simulated by varying the signal gene-
5-30.
connections to chassis.
Note that there are six groups of four measurements. The first checks
that N is outside the lower limit; the fourth checks that
and third check that
N
is within limits.
5-18
Disconnect the harmonic frequency cable connected to
at 0.8V rms
+
-
.05
-
18 GHz
Range
No.
Binary 4
Binary 2
Binary 1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
some number
X
X
N
is outside the upper limit. The second
all zeros
some number
some number
all zeros
all zeros
some number
some number
all zeros
all zeros
some number
some number
all zeros
all zeros
some number
some number
all
zeros
all zeros
some number
some number
all zeros
all zeros
some number
all zeros

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