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Old 15th Feb 2019, 11:42 pm   #35
Silicon
Nonode
 
Join Date: Jun 2007
Location: Coulsdon, London, UK.
Posts: 2,152
Default Re: Ferrograph 4A: Restoration advice needed

The Suflex capacitors are probably polystyrene.

They have a good technical specification.
Apparently they are susceptible to damage if the heat from the soldering iron travels down the capacitor wire leads.
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