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heath kit cantenna hn-31

Posted: Tue Sep 22, 2009 6:52 pm
by n1lpj
who knows how much min oil to put in the can? is it a gallon or less

Posted: Wed Sep 23, 2009 12:58 am
by VE2AMN
Mine are simply full....

Re: heath kit cantenna hn-31

Posted: Wed Sep 23, 2009 11:47 am
by wx1f
n1lpj wrote:who knows how much min oil to put in the can? is it a gallon or less
It's an unused, one gallon paint can with "Heathkit" embossed on the side...and the large resistor and it's mount will displace some of the mineral oil. Buy a gallon of mineral oil and when you fill the can, don't pour the whole thing in. Leave some space for expansion.... the mineral oil will expand as the submerged resistor heats up during tests