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Performance Tests
SINE WAVE HARMONICS
Table 4-5. Sine Wave Harmonic Test Frequencies
3Hz Resolution Bandwidth
3314A
Harmonics dB
Frequency | Range | 2nd
3rd
4th
5th
Gth
7th
20.0Hz
100.0Hz
199.9Hz
100.Hz
1000.Hz
1999.Hz
Table 4-Б. Sine Wave Harmonic Test Frequencies
300Hz Resolution Bandwidth
33144
Harmonies dB
Frequency | Range | 2nd
4th
5th
Bth
7th
Table 4-7, Sine Wave Harmonic Test Frequencies
(High Frequency Spectrum Analyzer)
3314A
Harmonies d8
Frequency
| Range | 2nd
4th
Sth
ES
e
B
4-10. AM HARMONICS
This test measures the AM envelope distortion.
Specification:
Sideband harmonics 40dB below sideband level
4-12
Model 3314A
Equipment Required:
Synthesizer/Function Generator
Spectrum Analyzer
50 Ohm Feedthrough Termination
Procedures:
A. Preset the 3314A.
B. Set the 3314A as follows:
Predüenceyr ара
етан
о
ал
ТЫН
IMHz
Amplitude
26.) cise DS
c
LE бара
ДЫ De 10Vp-p
External Modulation
....................
AM
C. Set the Synthesizer as follows:
Pünclofi
4252 fe
eror oat? dt
ТТІ
Sine
PICequenoy жалиы
н
d phukusqa
IkHz
Amplitude
...........................
1Ур-р
D. Press
"INSTR
PRESET"
on
the
Spectrum
Analyzer and set it as follows:
Center Frequency ....... rade ym a IMHz
Frequency Span ......................
10kHz
E. Connect the 3314A to the Synthesizer and Spec-
trum Analyzer as shown in Figure 4-10.
F. Press "БӨРІ, LINE"
on the Spectrum Analyzer
and adjust the Control knob for a — 46dB level.
G. Press "МАККЕК"
and place it over the carrier
peak.
H. Press
"MKR
—REFLVLI",
I. Note the levels of the AM
sideband harmonics
(located at [kHz intervals from sideband) relative to
. *DSPL
ІЛМЕ".
The levels should
not exceed
this
reference.
4-11. VCO LINEARITY
This is a test to determine the linearity of the Voltage
Controlled Oscillator.
Specification:
+3% of setting
Equipment Required:
Power Supply
Universal Counter
AC/DC
Digital Voltmeter
50 Ohm Feedthrough Termination
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