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The reference load turns out to be a pure 500 Ω resistance
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Any Brand Name you remember … has been disconnected
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Eliminating any possible errors makes plenty of sense
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A few minutes of twirling and re-filing the tiny teeth
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A snippet of what’s almost certainly 5/64 inch brass tube
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This is no place for on-the-job learning
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Melting the key tip and welding a brass nugget







