[Heathkit] Cleaning up after Soldering and kit building.

kiyoinc at attglobal.net kiyoinc at attglobal.net
Mon Feb 1 20:29:54 EST 2010


I recall a review of an SB-303 that had been "professionally" built.  
The reviewer remarked that the rosin flux had been "washed off" the 
circuit boards. This was one of the hall marks of a professional 
assembly job.

How do you do that?  Does water wash rosin off or do you use something 
else?   I visited a commercial assembly company and they had a huge 
machine that used de-ionized water to clean their circuit boards.

When I've built Heaths in the past, my finger dirt or sweat-salt has 
left marks on the aluminum panels.  I see that on the Heaths that I've 
been restoring.   Is there a way to keep the panels looking clean and 
shiny?

Some guys polish the chassis when doing restorations.  There's a guy on 
eBay who does that on Hallicrafters SX-100's.  If I were building a new 
kit, is there a way to polish and protect the metal before assembly?

de ah6gi/4




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