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Table 5
Equipment Performance Checklist (Cont'd)
STEP
ITEM
ACTION OR CONDITION
PERFORMANCE STANDARD
30
(Cont'd)
z.
Zero-balance the bridge
as described in para¬
graph 3.5.
z. NULL INDICATOR
pointer dips to within one
subdivision of zero on LO
sector of dial scale.
aa. Set meter switch to ZERO
CENTER.
aa. NULL INDICATOR
pointer deflects toward
midscale.
ab. Adjust CAPACITANCE
control until NULL
INDICATOR pointer is
centered.
ab.NULL INDICATOR
pointer is at midscale
increment.
ac. Read CAPACITANCE dial. ac.CAPACITANCE dial reads
< 1 PF.
ad. Set CAPACITANCE
control to zero and meter
switch to ZERO LEFT,.
ad. None.
Phase Discrimi¬
nation Check,
0.0001 Multiply
C Range
a.
Set MULTIPLY C switch
to 0.0001 .
a. None.
b.
Set C/L switch to L.
b. None.
c.
Set meter switch to ZERO
LEFT.
c. None.
d.
Zero-balance the bridge as
described in paragraph
3.5.
d. NULL INDICATOR
pointer dips to within
one subdivision of zero
on LO sector of dial scale.
e.
Set meter switch to ZERO
CENTER.
e. NULL INDICATOR
pointer deflects toward
midscale.
49
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