When I refurbished my Heathkit HN31 "Cantenna", I refilled with
FREE transformer oil from my power company's transformer
shop. The trick was getting ONLY one gallon. I suggest
calling your electric utility and asking.
Also, according to the info supplied by HK, for best performance, use
transformer oil (http://www.tinyurl.com/wa7prc-cantenna).
Actually, I no longer use my HK load for more than 100W (the
resistor is rated only 90W). Instead, for > 100W, I use a
homebrew air-cooled load that can take 1500W (at 100% D/C)
all day: http://www.tinyurl.com/wa7prc-dummy.
vy 73,
Bryan WA7PRC
Mike Smith VE9AA wrote:
> Where are VE's buying their mineral oil for their dummy loads?
>
> I have visited several of the more popular local stores here lately and
> other than a tiny 250ml or slightly larger bottle, can't seem to find
> mineral oil in any kid of jug or big bottle.
>
> I need to fill a "paint can type" of DL..
>
> Where did you buy yours in Canada?
>
> Tnx
>
> Mike VE9AA
>
> Mike, Coreen & Corey
>
> Keswick Ridge, NB
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