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1840-A: Difference between revisions
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|series= | |series= | ||
|introduced=1961 | |introduced=1961 | ||
|discontinued= | |discontinued=1978+ | ||
|designers= | |designers= | ||
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The '''General Radio 1840-A''' is an output power meter [[introduced in 1961]] Catalog Q and remained available through Catalog78. | The '''General Radio 1840-A''' is an output power meter [[introduced in 1961]] Catalog Q and remained available through Catalog78. | ||
The 1840-A is an audio power output meter rated at 20 watts maximum at 48 different load impedances in two ranges. Although rated at 20 W | The 1840-A is an audio power output meter rated at 20 watts maximum at 48 different load impedances in two ranges. Although rated at 20 W | ||
maximum the manual describes how this figure can be | maximum the manual describes how this figure can be extended to 200 W, see the manual below. | ||
It replaces Type [[583-A]] designed in 1932. | It replaces Type [[583-A]] designed in 1932. | ||