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Sony ICF-C1 Clock Radio Time Base Upgrade

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Luxo Lamp LED Conversion

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Rubidium Frequency Standard

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USB Volume and Mute Controller

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RCA 85-TA Restore

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Russian Nixie Tube Clock

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Making PCBs using the toner transfer process

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Vacuum Tube Headphone Amplifier

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RIAA Preamp

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Theremin

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