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Model No. 5304A
05304-90006
CHANGE 3 (Cont'd):
Page 9D-6-3, Table 9D-6-1:
Change A1U15 to 1820-1112 INT CCT SN74LS74.
Page 9D-8-5, A1 (05304-60001) Schematic Diagram:
Add "NOTE 4" between A1Q1/A1Q3 and A1Q2/A1Q4.
Add the following under NOTES:
4.
"A1Q1/A1Q3 and A1Q2/A1Q4 ARE DUAL JFET N-CHAN UNITS WITH
CENTER LEAD TO CASE CUT OFF".
Change Ql-4 in TABLE OF ACTIVE COMPONENTS to Ql/q3, Q2/Q4 and HP
PART NUMBER to 1855-0213.
Page 9D-8-5:
I n table of active components:
Change U15 to 1820-1112.
Alter Schematic to show change of wiring:
a)
Connect Pins 12 and 13 of U15 together.
b)
Remove track from U13 Pin 10 to U15 Pin 13.
Page 3.
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