ALC linearity 2200 MHz, CW, relative to 0 dBm
0.3
Upper std dev (1 σ)
0.2
Mean
Lower std dev (1 σ)
0.1
0
–0.1
–0.2
–0.3
–20
–15
–10
–5
0
5
10
Amplitude (dB)
ALC linearity 3500 MHz, CW, relative to 0 dBm
0.3
Upper std dev (1 σ)
0.2
Mean
Lower std dev (1 σ)
0.1
0
–0.1
–0.2
–0.3
–20
–15
–10
–5
0
Amplitude (dB)
5
10
Linearity measures the accuracy of small changes while the attenuator
is held in a steady state. This is useful for fine resolution changes.
ALC linearity 5800 MHz, CW, relative to 0 dBm
0.3
Upper std dev (1 s)
0.2
Mean
Lower std dev (1 s)
0.1
0
–0.1
–0.2
–0.3
–25
–20
–15
–10
–5
0
5
Amplitude (dB)
User flatness correction
Number of points
3201
Number of tables
Dependent on available free memory in instrument;
10,000 maximum
Entry modes
USB/LAN direct power meter control, LAN to GPIB and USB
to GPIB, remote bus and manual USB/GPIB power meter control
Digital sweep modes
Operating modes
Step sweep (evenly spaced amplitude steps)
List sweep (arbitrary list of amplitude steps)
Can also simultaneously sweep frequency and waveforms.
See frequency and baseband generator sections for more detail.
Sweep range
Dwell time
Number of points
Step change
Triggering
Within instrument amplitude range
100 µs to 100 s
2 to 65535 (step sweep)
1 to 3201 (list sweep)
Linear
Free run, trigger key, external, timer, bus (GPIB, LAN, USB)
10