balun question

Eddy Swynar gswynar at DURHAM.NET
Sun Mar 10 20:40:28 EST 2002


Hi Ray...

Dependent upon the load it's trying to match & the mode of operation, the
coils *might* tend to get a bit warm...

You'll know soon enough by watching your reflected power: if it gradually
starts to change on you with QRO, shuit down & see what shape the coils are
in, i.e. if they're hot, if the plastic spacers have softened, etc. etc.

I'll wager that those things will safely handle considerably more than 200
watts anyway, & do so safely...

~73~ Eddy VE3CUI - VE3XZ




----- Original Message -----
From: "rayfri" <rayfri at NETWORLD.COM>
To: <HEATH at LISTSERV.TEMPE.GOV>
Sent: Sunday, March 10, 2002 2:43 PM
Subject: balun question


> excuse the possibly silly question, but I'm looking for some education
> on the
> topic....
> what determines how much power a balun coil can handle and what might
> happen
> if that power level is exceeded???
> here's the situation .....
> I have a Heathkit B-1 balun, which we heath lovers know uses air wound
> coils.
> The B-1 is rated by Heath at about 200 watts power handling
> capability...
> so, what determines that that is its power handling capability, and what
> might
> happen if I were to put 500 or 600 watts into it?
> Ray  wa7itz
>
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