Heathkit IT-12 Signal Tracer Video #1 of 2 - Checkout
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Heathkit IT-12 Signal Tracer Video #2 of 2 - Troubleshooting the Troubleshooting Device
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Station Monitor Part 3
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Canadian GE KL500 Multiband Tube Radio Video #2 - Big Bad Trouble
18:00
Dentro do Horten, a Asa Voadora
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LDM #206: Teardown and tests of a Vertical Reference Gyro Collins 332D-11F
26:19
O Indutor! O que é, como funciona, onde de aplica!
1:26:06
Irish Bush Tube Radio B.S. 35 Video #1 - Checkout and Power Up
36:16