[R-390] not ballast tubes again!

Roy Morgan roy.morgan at nist.gov
Fri Jun 17 10:11:19 EDT 2005


At 08:52 AM 6/17/2005, you wrote:
>Gary,
>
>I have one good 3TF7 tube left.  It cost me $37 plus shipping.  I can't
>afford to purchase these tubes every couple of months just to listen to a 
>R390A.  I live in an area where there's power failures weekly.


GET A SOLA!

>  Although I finally wised up
>and plugged my R390A into a surge protector, I am not sure I have solved the
>problem.

It won't.

>So I am using a 47 Ohm resistor instead of my last 3TF7 tube.  So far there
>hasn't been any problems.

GOOD! Maybe you found the best solution.

Roy


- Roy Morgan, K1LKY since 1959 - Keep 'em Glowing!
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