TB 9-6625-2363-35
Test instrument
Spectrum analyzer
Amplitude
Spurious signal
(dBm)
(MHz)
level
4
1 MHz
<-65 dBc
4
5 MHz
<-65 dBc
4
10 MHz
<-65 dBc
4
50 MHz
<-65 dBc
4
100 MHz
<-65 dBc
4
200 MHz
<-65 dBc
4
500 MHz
<-65 dBc
(12) Reduce all outputs to minimum and disconnect equipment setup.
b. Adjustments. No adjustments can be made.
a. Performance Check
Figure 3. Pulse modulation on/off ratio equipment setup.
(2) Press pulse generator pushbuttons for a pulse output as listed in (a) through (h) below:
(a)
CHANNEL A.
(b)
Period and
enter 10m/kHz from data keyboard.
(c)
Width and
enter 5 m/kHz from data keyboard.
(d)
Vhigh and
select 5,
Enter/Hz from data keyboard.
(e)
Vlow and
select 0,
Enter/Hz from data keyboard.
(f)
Delay and
select 0,
n/GHz from data keyboard.
(g)
2 Pulse and press Enter/Hz from data keyboard to
ensure an
OFF indication.
(h)
On 9211 output module, disable (red light extinguished).
(3) Press TI pushbuttons as listed in (a) through (f) below: