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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[Amps\]\s+Derating\s+factor\s+for\s+photoflash\s+capacitors\s*$/: 2 ]

Total 2 documents matching your query.

1. [Amps] Derating factor for photoflash capacitors (score: 1)
Author: g3xaq at hotmail.com (Alan Ibbetson)
Date: Sun Apr 13 17:14:21 2003
I have some old capacitors I want to use in a simple bridge plus capacitor PSU. They are marked "Dubilier Duconol 50uF 2500v Photoflash Made in England TF". I have searched the amps archives and note
/archives//html/Amps/2003-04/msg00126.html (7,421 bytes)

2. [Amps] Derating factor for photoflash capacitors (score: 1)
Author: G3SEK at ifwtech.co.uk (Ian White, G3SEK)
Date: Mon Apr 14 07:44:28 2003
Yes, bin them - now. At 2.5kV they will work well for maybe two years of intermittent use, and then suddenly fail dead-short. There's no drama, nothing bursts and AFAIK they don't contain PCBs anyway
/archives//html/Amps/2003-04/msg00133.html (8,634 bytes)


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