Antique Electronic Supply has new carbon composition resistors in stock. I
have used many of them in building and repairing amplifiers such as the
SB-220 and they work fine.
Dave W7VM
On Thu, Aug 9, 2018 at 5:09 AM Manfred Mornhinweg <manfred@ludens.cl> wrote:
> Joe,
>
> > I hope someone has in their parts box. (2) 5 Watt 47 ohm non inductive
> > resistors.
>
> Actually I do have a few, apparently metal oxide, but shipping them to
> you would cost more and take much longer than if you buy them...
>
> Maybe you can use this one:
>
>
> https://www.digikey.com/product-detail/en/ohmite/TNP10SC47R0FE/TNP10SC47R0FE-ND/6165413
>
> It's 10W, but still small enough and not too expensive. You can either
> bolt it to the chassis, or on a little aluminium sheet that acts as
> heatsink, shaped and bent to fit the space you have. These resistors
> have lower inductance than old-style "non-inductive" ones, due to their
> smaller size. Of course you destroy that advantage if you have to use
> long wires to connect them...
>
> Or you can assemble them from several 2W film resistors of properly
> chosen values, combined in parallel. Those are very common and
> inexpensive. Or use a bunch of even smaller resistors.
>
> Manfred
>
> ========================
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> http://ludens.cl
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