Agilent Technologies HP8648A Weather Radio User Manual


 
SSB Receivers
181
On the Radio set the Receiver’s Controls as follows:
21. Decrease the Receiver’s volume control until the AC Level meter reads
6 dB.
On the Test Set using the knob and data entry keys:
22. Decrease Amplitude until the SINAD meter reads 12 dB.
Sensitivity (at 12dB SINAD) is displayed on the screen as Amplitude as
shown.
If desired, use the meter averaging function for the SINAD indicator.
a. Select dB on the SINAD meter.
b. Press the AVG key.
If desired, select the number of readings to average.
Enter the number of readings to average.
Higher number of readings averaged will require longer to
reach the final indication.
Sensitivity
To Screen
RX TEST
AC Level
Filter 1
50Hz HPF
Filter 2
15kHz HPF
Atten Hold
On/Off
Ext Load R
8.00
RF GEN
RF ANL
AF ANL
SCOPE
SPEC ANL
ENCODER
DECODER
RADIO INT
More
dB
dB
-33.12
SINAD
RF Gen Freq
28.310700
MHz
Amplitude
0.178
uV
Output Port
RF Out/Dupl
AFGen1 Freq
1.0000
kHz
AFGen2 Freq
1.0000
kHz
AFGen2 To
Off
FM
012.57
Avg
24
Ref
AFGen1 To
Off
FM