Re: Topband: Choke Construction Info Needed

["Tom W8JI" <w8ji@w8ji.com>]

> 30 watts is correct for 1500 watts in a 50 ohm system and a coil Q of 226.
>
> The power loss is 0.1 dB and the coil temp rise is around 20 deg C.

No, it isn't.

1500 watts is 273 volts into 50 ohms.

If Q is 226, and reactance 226 ohms, Rp is 51,077 ohms. 273 volts is 1.46 
watts heat.

To get 30 watts of heat with 226 ohms reactance, Q would have down near 
unity. No one makes a coil that bad.



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UR RST IS ... ... ..9 QSB QSB - hw? BK