[sdiy] Tube Echoplex repair question

[Ian Fritz]

At 09:28 AM 5/29/05, mikei at marketbridge.ca wrote:
>Hi List,
>Recently acquired a garage sale EP-2 vacuum tube Echoplex... electronics
>  are working after replacing the electrolytics, but the regen is quite
>weak. Searching  the net, found a couple of pics of a similar unit that
>  appears to have a flat spring pressing a piece of felt against the tape
>to maintain tension. Anyone have any hints for building a replacement
>tensioning spring (DIY content), or know of a source for them?
>Cheers, Mike


Hi Mike --

The sliding metal door on a 3.5" floppy is a nice springy 
material.  Depending on dimensions I'll bet you would have a good shot at 
getting the right force by cutting a piece from one of these.

   Ian