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Old 10-29-2007, 01:04 AM
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ChrisW6ATV ChrisW6ATV is offline
Another CT-100 lives!
 
Join Date: Feb 2007
Location: Hayward, Cal. USA
Posts: 3,552
Strictly speaking, older caps often had a black band to designate "outside foil". That end was usually connected to ground as a form of shielding in bypass or similar applications. It is not true polarization; that is, you could reverse the connections and it would not make the cap fail/disintegrate as with electrolytics.

Allied or Just Radios are sources of replacement high-voltage caps.
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