Altec

684A

Microphone

Main Details
Maker Altec Brand Altec Lansing Brand Altec Lansing Corporation Company LTV Ling Altec, Inc. Company Ling-Temco-Vought, Inc Company
Function
Form Factor Stand Mounted
Signal Path Passive Hardware
Made In United States
Date Produced 1965
Dimensions
(H × W × D)
Weight 0.5lbs
Frequency Response 35Hz-20kHz
Additional Specifications
Element Type Dynamic
Directivity Pattern Omnidirectional
Output Impedance 30/50Ω, 150/250Ω, 20kΩ Selectable
Output Level -55dBm/10dynes/cm²
Hum (Ref.: 10⁻³ Gauss) -120dB
Finish Black and Dark Green

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