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AM Noise Of HP 70428A Option 002
Specifications apply for +10 dBm output power. All noise levels in dBc/Hz.
AM noise specifications at any offset can be determined by drawing a line,
on a log-log plot, between specification points.
Table 9-15
HP 70428A Opt. 002 AM Detector Noise Floor Specifications (+10 dBm)
Output Frequency
1
Typ.
-97
2.4 to 18.0
Spec
-92
GHz
.
Typ.
-97
18.0 to
Spec
-92
26.5 GHz
.
Mixing Spurious:
Table 9-16
HP 70428A Option 002 Mixing Spurious
AM Noise Supplemental Characteristics
LO feedthrough at a harmonic of 600 MHz 430-480 MHz offset below
carrier:
Offset From Carrier (Hz)
10
100
1k
10k
-107
-114
-130
-140
-102
-106
-125
-135
-107
-114
-130
-139
-102
-107
-125
-134
< 6 GHz
❍
<− 60 dBc except for those listed in
▲
> 6 GHz
❍
<− 70 dBc
▲
Carrier frequency range (GHz) where a
≤
mixing spur will occur
carrier
2.872 - 2.888, 2.990 - 3.010
2.400 - 2.408, 2.737 - 2.749, 2.793 - 2.807
3.592 - 3.608, 4.193 - 4.207
2.493 - 2.507, 2.565 - 2.578, 2.620 - 2.630
2.695 - 2.705, 3.422 - 3.435, 3.493 - 3.507
2.662 - 2.672, 2.832 - 2.840, 2.928 - 2.938
3.080 - 3.092, 3.370 - 3.380, 4.108 - 4.120
<−25 dBc typical
❍
HP 70428A Option 002 Specifications
100k
1M
10M
-150
-152
-152
-145
-147
-147
-147
-151
-151
-142
-146
-146
Table 9-16 on page
Typical
spuriou
40 MHz from
s level
(dBc)
-30
-40
-50
-60
HP 70427A/HP 70428A User's Guide 9-37
Technical Data
Spurious (dBc)
1k to
40M
10
40M
-152
-60
-80
-147
-50
-70
-151
-60
-80
-146
-50
-70
9-37.
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