Some old carbon? resistors in an old valve radio. (The brown, circular object in the background is a Bakelite valve socket.) English...
old Gillette stainless razor blade, dry pine breadboard, single electromagnetic earphone, or a 1 to 2 Watt amplified computer speaker. No resistors nor...
The transistor ttself is smallcompared to the smallest vacuum tubes. Resistors, ca-pacitors., transformers, inductors are all correspondinglysmaller...
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