TM 11-5805-424-15/NAVELEX 0967-220-9010/TO 31W2-2G-41
c. Procedure-Continued
Control settings
Step
Procedure
Performance standard
No.
Test equipment
Equipment under test
3
No change required-Continued
Same as step No. 1-Con.
c. Adjust GAIN control on the
c. DD-205A should indicate not more
LA-1 for + 7 dbm indica-
than 3.5% distortion for all units,
tion on ME-30A/U.
except MX-7379/G, which should in-
dicate not more than 2%; reversals
pattern should be evident on DSS-
205A.
d. Set DD-205A DISTORTION
d. DD-205A should indicate not more
SELECT switch to AVG.
than 3.5% distortion for all units,
except MX-7379/G, which should in-
dicate not more than 2%.
4
No change required, except:
Same as step No. 3 .........................
a. Observe DD-205A meter..........................................
a. Meter on DD-205A should indicate not
more than 3.5% distortion for all
PC-205A
units, except MX-7379/G, which
should indicate not more than 2%.
DISTORTION SELECT:
SPACING BIAS.
PER CENT DISTORTION: 10.
b. Operate DISTORTION SE-
b. Meter on DD-205A should indicate not
LECT switch on PG-205A
more than 13.5% distortion for all
to MARKING BIAS.
units, except MX-7379/G, which should
indicate not more than 12%.
c. Set DD-205A DISTORTION
c. Meter on DD-205A should indicate no
SELECT switch to TOTAL
more than18% distortion, except
PEAK.
MX-7379/G, which should indicate
no more than 15%.
d. Set DD-205A DISTORTION
d. Meter on DD-205A should indicate 10%
SELECT switch to AVG
distortion (29), for a 1.5-second
and depress TALK RE-
period, and then return to no more than
QUEST pushbutton.
13.5% (12% for MX-7379/G); ME-
26A/U indication changes from 6.25
vdc to 0 .5 v; TALK REQUEST
indicator lamp on MD-674(P)/G should
be lighted.
e. Depress TALK REQUEST
e. Meter on DD-205A should indicate no
RESET pushbutton.
more than 13.5% distortion (12% for
MX-7379/G); ME-26A/U indication
changes from 0 to +6.25v 5%
TALK REQUEST indicator lamp on
MD-674(P)/G should be-extinguished.
Change 6
7-6
