517: Difference between revisions
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In 1965, more or less coincident with the introduction of the 50MHz [[547]], the | In 1965, more or less coincident with the introduction of the 50MHz [[547]], the | ||
517 was discontinued. The 547 uses a non-distributed | 517 was discontinued. The 547 uses a non-distributed solid-state vertical | ||
amplifier and tunnel diode triggering, thereby achieving good performance with | amplifier and tunnel diode triggering, thereby achieving good performance with | ||
much lower cost, weight, complexity, and power consumption than the 517. | much lower cost, weight, complexity, and power consumption than the 517. | ||