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In Reply to: Ribbon repair in 39 easy steps posted by roninCoder on March 16, 2007 at 12:32:41:
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I have successfully repaired a 3.5 ribbon (but replaced the tweeter afterwards anyway, because Magnepan makes it cheap) which was broken at the upper terminal tie down.I simply cut a piece of aluminum foil, after lightly abraiding it with fine sandpaper, to "extend" the ribbon and bonded it to the original with conductive silver epoxy. You need to clean both sides with alcohol and use a very small amount of silver epoxy with a small overlap. Once cured, you can stick it onto the new piece of double sided tape and under the termial tie down.
Works well, particularly for terminal connections, since it is out of the magnetic gap and would not be subject to fatigue. But since in the States a new ribbon is $100, it is probably a moot point for most users.
and connect the two broken pieces together. The broken section should not disrupt the sound too much since the other parts of the tweeter should cover up that section's gap by the time it reaches the listener's position. Also, the broke section will not affect the tension in the other parts of the tweeter due to the glue dots holding the tweeter in place.
I guess you can. But for $100 you can have a brand new tweeter.
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