Wavetek 3000 - Page 69

2 . Connect the equipment as shown in
Figure
4-10 .
Model 3000
Signal Generator

26 dB RF Amplifier

Spectrum Analyzer
RF Out
Input
00
Step
4
Output
Figure 4-10 . RF Leakage Setup
3 . Set the spectrumanalyzerbandwidth to 100 kHz,
the
scan width to 0.5 MHz/div, the video filter to 100
Hz,
to 0 dB and the log reference
level
Center the sig-
control . Cali-
at the -31
dBm
the input attenuation
to -50 dBm witha 10 dB/divvertical scale .
nal in the display using the center frequency
brate the analyzer for the -107 dBm signal
graticule usingthelogreference controls .
PFRFORMANCF TESTS
RF Input
4 . Disconnectthe RF amplifierfrom the SignalGenerator,
and connect
a
100
dB attenuatorpad (10+20+30+40) to
RF out connector of the Signal
Generator . Terminate
attenuatorin a 50 ohmload .
the
the
5 . Set the Signal GeneratorOUTPUT step attenuator
to -10
dBm, and the OUTPUTVERNIER to a +3 dBm reading on the
OUTPUT
meter .
6 .

Connect the loop .probe to the input of the
RF amplifier .
Move the loop probeover the surfaces of the Signal
Genera-
tor with the two-turn loop at a one-inchdistance . The
signal plus noiseshouldbe less than the -107 dBmreference
(step 2) .

Recordthemaximum reading in dBmon line 46 of
the PTR .