PDA

View Full Version : Re: New use old cheapo's


Ruud Broens
August 8th 03, 01:51 AM
power grid, that is :)

"Ruud Broens" > wrote in message
...
: Found a site with loads of tubes in the $ 0.25 - 0.35 range.
: All sorts of Vfil and Ifil on these .
: So what about using these baby's as series resistor in a
: ------R-----|------R-------
: C
: |
: power supply filter ?
: At somewhat below it's rated Vfil and Ifil you'll get
: It will Rhotfil lower resistance as Isupply rises
: and Rcoldfil will raise it's resistance at lower current
: making for a nice local grid fluctuations and weird
: out of spec juice regulation.
:
: Anyone tried that yet ?
: Hope so, tell us,
: Rudy
:
:
:

Don
August 8th 03, 04:13 AM
Care to share the url?

In article >,
says...
>
>Found a site with loads of tubes in the $ 0.25 - 0.35 range.
>All sorts of Vfil and Ifil on these .
>So what about using these baby's as series resistor in a
>------R-----|------R-------
> C
> |
>power supply filter ?
>At somewhat below it's rated Vfil and Ifil you'll get
>It will Rhotfil lower resistance as Isupply rises
>and Rcoldfil will raise it's resistance at lower current
>making for a nice local grid fluctuations and weird
>out of spec juice regulation.
>
>Anyone tried that yet ?
>Hope so, tell us,
>Rudy
>
>
>