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Performance Tests
6. Test Port Input Noise Floor Level
Power
(
dBm
) = 20 * [log
10
(
linear magnitude mean value
)]
17
Write this calculated value on the "Performance Test Record."
Port 2 Noise Floor Level from 50 kHz to 3 GHz (IF BW= 3 kHz)
18
Press
AVG
,
IF BW
,
3
,
k/m
to change the IF bandwidth to 3 kHz.
19
Press
MENU
,
TRIGGER MENU
,
SINGLE
.
20
When the analyzer finishes the sweep, notice the mean value.
21
Convert the measured linear magnitude mean value to log magnitude, using
this equation.
Power
(
dBm
) = 20 * [log
10
(
linear magnitude mean value
)]
22
Write this calculated value on the "Performance Test Record."
23
This completes the "Test Port Input Noise Floor Level" procedure if your
analyzer does
not
have Option 006. Otherwise, continue with the next section.
Port 2 Noise Floor Level from 3 GHz to 6 GHz (IF BW= 3 kHz)
24
Press
START
,
3
,
G/n
,
STOP
,
6
,
G/n
.
25
Press
MENU
,
TRIGGER MENU
,
SINGLE
.
26
When the analyzer finishes the sweep, notice the mean value.
27
Convert the measured linear magnitude mean value to log magnitude, using
this equation.
Power
(
dBm
) = 20 * [log
10
(
linear magnitude mean value
)]
28
Write this calculated value on the "Performance Test Record."
Port 2 Noise Floor Level from 3 GHz to 6 GHz (IF BW= 10 Hz)
29
Press
AVG
,
IF BW
,
10
,
x1
to change the IF bandwidth to 10 Hz.
30
Press
MENU
,
TRIGGER MENU
,
SINGLE
.
31
When the analyzer finishes the sweep, notice the mean value.
32
Convert the measured linear magnitude mean value to log magnitude, using
this equation.
Power
(
dBm
) = 20 * [log
10
(
linear magnitude mean value
)]
33
Write this calculated value on the "Performance Test Record."