Quantcast Figure 4-4. AN/PRR-9(XE-9) audio frequency response test.

 

Click here to make tpub.com your Home Page

Page Title: Figure 4-4. AN/PRR-9(XE-9) audio frequency response test.
Back | Up | Next

Click here for thousands of PDF manuals

Google


Web
www.tpub.com

Home


   
Information Categories
.... Administration
Advancement
Aerographer
Automotive
Aviation
Construction
Diving
Draftsman
Engineering
Electronics
Food and Cooking
Logistics
Math
Medical
Music
Nuclear Fundamentals
Photography
Religion
   
   

 

Share on Google+Share on FacebookShare on LinkedInShare on TwitterShare on DiggShare on Stumble Upon
Back
AN/PRR-9(XE-9) Limiting Test
Up
TM-11-5820-549-50-1 Receiving Set Radio AN PRR-9 Radio AN PRR-9 (XE-9) Manual
Next
Figure 4-5. AN/PRR-9(XE-9) audio distortion test.
TM 11-5820-549-50-1
Figure 4-4. AN/PRR-9(XE-9) audio frequency response test.
Frequency. cps
Response
d. Set
the
receiver
volume
control
to
1,000
0 db reference level
approximately mid-position (squelched operation).
150
-8 db or greater
e. TS-352 meter indication shall not exceed 10.0
300
-4db 2
milliamperes.
600
0 db u2
2,500
-4 db 2
4-12.  AN/PRR-9(XE-9) Local Oscillator and 10.245
5,000
-8 db or greater
MHz Oscillator Tests
4-10. AN/PRR-9(XE-9) Audio Distortion Test
For these tests the receiver electronic unit assembly
must be removed from the receiver case.
a. Connect the test equipment as shown in figure
a. Connect the test equipment as shown in figure
b. Set the PP-3514/U for 3.2 +0.1 volts input to the
b. Set the PP-3514/U for 3.2 0.1 volts input to the
receiver.
receiver.
c. Set the AN/URM-103 for 5,000 microvolt output
c. Set the receiver volume control to mid-position.
level at the receiver channel frequency with +8.0 kc
d. Hold capacitor firmly to pad 24 (Z1-6) on printed
deviation at 1000 cps.
circuit board (fig. 2-1) so that capacitor lead penetrates
d. Set the TS-585A/U for 150 ohms.
protective varnish.
e. Set the receiver volume control to squelch "off"
e. Note frequency indication on AN/USM-207.
operation and adjust for a 3.5 milliwatt level as indicated
Frequency shall be within +.008 percent of frequency
on the TS-585A/U.
stamped on case of receiver crystal, Y1.
f. Adjust
the
TS-723A/U
for
distortion
f. Hold capacitor firmly to pad 49 (Z2-5) on printed
measurement and note the distortion indication which
circuit board (fig. 2-1) so that capacitor lead penetrates
shall not exceed 10 percent.
protective varnish.
g. Note frequency indication on AN/USM207.
4-11. AN/PRR-9(XE-9) DC Power Consumption Test
Frequency shall be 10.245 MHz 008 percent.
a. Connect the test equipment as shown in figure
4-13. AN/PRR-9(XE-9) I.F. Selectivity Test
b. Set the PP3514/U for 3.2 0.1 volts input to the
For this test the receiver electronic unit assembly must
be removed from the receiver case.
receiver.
a. Connect the test equipment as shown in figure
c. Set the TS-585A/U for 150 ohms.
4-4

Privacy Statement - Press Release - Copyright Information. - Contact Us

Integrated Publishing, Inc.
6230 Stone Rd, Unit Q Port Richey, FL 34668

Phone For Parts Inquiries: (727) 493-0744
Google +