Look Inside This Rare Tektronix TU-50 Test Unit!
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32:58
Look Inside This Tube Amplifier!
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34:55
Look Inside This Rare Receiver!
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39:29
Electronic Repair Time! ASHLY 3102 Stereo Equalizer
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12:39
Nem a Tesla nem os chineses sabem disso! Transforme uma bicicleta numa bicicleta elétrica simples
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37:36
Electronic Restoration- 1947 Belmont Radio Receiver 5D128
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15:10
Olha a quantidade de Bigornas
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14:49
Empilhando 5 módulos Peltier e atingindo -90℃
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45:05