Pocket magnifier
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Article
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1952
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Elsevier Science
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English
β 88 KB
High Power Audio Amplifier.-A new variable-frequency audio amplifier (type FG 5/10) capable of delivering either 5 or 10 kw. output power is available from the Westinghouse Electric Corporation. This power amplifier will take a signal of about 10 milliwatts from any conventional 30 to 10,000 cps. s