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Echophone S-4 Question and Show & Tell
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Been working up an Echophone S-4.  It's a 1930 6-tube TRF.  I have one filter cap to replace with an electrolytic and I can't decide on the proper positive-negative orientation.  Actually, I made that decision and soldered in the electrolytic, but I don't want to find out that I was wrong.

It's the 2 uF cap circled here:  If this isn't legible, a direct link is:  https://flic.kr/p/2cWipKg



[Image: https://farm5.staticflickr.com/4908/4590...9d10_c.jpg]



Now, the Show & Tell.  I bought some DIY water slide decal paper a few years ago.  I've used it successfully a few times, but this is the application that I originally envisioned.  The dial face of the Echophone is rather...ugly.  I masked and repainted it:

[Image: https://farm5.staticflickr.com/4901/4408...8988_z.jpg]



Printed a decal for the full length of the 0-100 numbering.  Cut the finished decal into three sections for easier application.  When the decal dried, I coated it with clear enamel. 

[Image: https://farm5.staticflickr.com/4861/4590...de02_z.jpg]

Ta-dah!  Couldn't have turned out better if I'd done it myself.  Hope this can help someone some day.
Thanks for the advice on the electrolytic capacitor placement.

- Henry


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Echophone S-4 Question and Show & Tell - by Winky Dink - 11-16-2018, 08:36 PM



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