[R-390] 600 to 8 ohm phone mod

[Gord Hayward]

I put a tiny 600-8 ohm transformer in a film can with appropriate plugs.
It seems to work well.

66 de Gord, VE3EOS

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Gordon L. Hayward, Ph.D., P.Eng.,
Associate Professor, Biological Engineering,
School of Engineering, University of Guelph,
Guelph, Ontaro, N1G 2W1.