
Apple II Computer Info
Here is a rough picture ...
+5V side
|
|
[]< Speaker or 27 Ohm resistor
|
|---------------------|(--)|------------------------ Output
| 10uF 10uF to Amplifier
| 2 caps connected as bi-polar capacitor
|
Transistor _________________ Ground
side |
DC Ground
You can get a bi-polar coupling capacitor at Radio Shack (2uF-5uF
is fine) or make one by connecting two 10uF caps neg end to neg end.
(The value is not critical, two 5uF caps connected back to back is
fine.)
Rubywand
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### speaker.plug
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Apple II Computer Technical Information : Apple II Family Hardware Info
ftp://ground.ecn.uiowa.edu/2/apple2/miscinfo/hardware : May 2001 : 459 of 572
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