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The
Ousterhaut set with variable taps on the homebrew basket weave coil and
a "deodorant drive" on the wave trap for variable coupling, ca. 1930.
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Another
view of the Ousterhaut showing the tapped coil.
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A triple tuned Marconi, ca. 1915
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Back
view of the Marconi front panel.
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Another Marconi tuner, ca. 1907
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Inside the Marconi tuner.
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A "Mystery" crystal set, ca.
1932. Australian
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Another
Ousterhaut set with a hand wound honeycomb coil. |

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Inside the Ousterhaut.
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Closeup of the honeycomb coil.
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Copy of a "Son of It came from a
junkbox" by Dan Pederson, WA6OIL.
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Behind the panel. |

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A 1934 style regen. using a 6F7.
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Behind the panel. |