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Old 19th Jun 2019, 5:19 pm   #22
usradcoll1
Heptode
 
Join Date: Mar 2017
Location: Cedar Grove, Wisconsin, USA.
Posts: 823
Default Re: Poor solderability of old components, solutions?

Quote:
Originally Posted by MotorBikeLes View Post
A plan I adopted decades ago when soldering "new old stock" was to scrape every leg ON FOUR sides with the BACK of a small size "snap a piece off" craft knife.
Not sure why I adopted that method, but it DOES work.
Old metal oxide resistors that have got hot (scope deflection outputs) always got the "four scrapes treatment" with good results.
Les.
My vote is for "Your Method"!
Some of the newer components seem to have tinned steel leads, as they are attracted by a magnet.
Dave,
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