Agilent Technologies PSA Series User And Programming Manual page 85

2.4.1.6 Negative Peak
For each interval (bucket) in the trace,
within the interval.
When is selected, NPk appears on the left side of the display.
Negative Peak
Key Path:
Det/Demod
Remote Command:
See "Detector" on page
Example:
DET NEG
2.4.1.7 Quasi Peak
Selects quasi peak detection. This is a fast-rise, slow-fall detector used in making CISPR
compliant EMI measurements. Quasi peak detection displays a weighted amplitude using
specific charge, discharge, and meter-movement time constants as described in CISPR
Publication 16.
Key Path:
Det/Demod
Dependencies/
Couplings: Whenever the quasi peak detector is selected, the resolution bandwidths
available will be the CISPR set described in the tables below. If the FFT
and Sweep setting is Manual:FFT
Table 2-2 CISPR Bandwidths with
Chapter 2
Negative Peak
79.
Band Start
Frequency
A 10 kHz
B 150 kHz
C & D 30 MHz
detection displays the lowest sample
is grayed out.
Quasi Peak
Set to
RBW Auto
Stop Bandwidth
Frequency
150 kHz 200 Hz
30 MHz 9 kHz
1 GHz 120 kHz
Instrument Functions: A - L
Det/Demod
85