Philco Test Equipment

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Model 025 Circuit Tester, mid-1930s

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Model 055 Speaker Tester, 1936

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Model 099 Set Analyzer, 1936

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Wireless Station Setter. This unit was also made without the wooden carrying case.

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Model 050 Tube Tester, 1941

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Model 027 Vacuum Tube Voltmeter (VTVM), mid 1930s. From the Wendall Hall Collection; photo by Joe Booker

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Model 044 Audio Generator, mid 1930s. From the Wendall Hall Collection; photo by Joe Booker

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Model 050 Tube Tester, 1941. From the Wendall Hall Collection; photo by Joe Booker

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Model 077 Signal Generator, mid 1930s. From the Wendall Hall Collection; photo by Joe Booker

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Vibrator Tester, mid 1930s. From the Wendall Hall Collection; photo by Joe Booker