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422: Difference between revisions
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high-voltage state, it produces a current pulse in the primary of transformer T401, which produces | high-voltage state, it produces a current pulse in the primary of transformer T401, which produces | ||
a current pulse in the secondary of T401. The secondary of T401 feeds another tunnel diode, | a current pulse in the secondary of T401. The secondary of T401 feeds another tunnel diode, | ||
D405, and the current pulse switches D405 to the high-voltage state, which starts a sweep. | D405, and the current pulse switches D405 to the high-voltage state, which starts a sweep. | ||
The 422 uses the [[T4220]] CRT. | |||
==Links== | ==Links== | ||