Radio Shack TRS-80 Service Manual page 59
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NOTES:
1.
All capacitor values are in micro-farads and
all resistor values are in ohms unless other-
wise stated.
2.
On some boards, R5 may appear as a 1 K
resistor and R21 may appear as a 750 ohm
resistor.
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FIGURE 3. MODEL Ill FLOPPY DISK INTERFACE SCHEMATIC
51
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