RCA

44-BX (Rev. K)

Microphone

Main Details
Maker RCA Brand RCA Victor Company Harry F. Olson Designer Type 44 Microphone Series
Function
Additional Model ID MI-4027-K
Form Factor ½" Standard Mount
Signal Path Analog Hardware
Made In United States
Date Produced 1956
Dimensions 12"x4.6"x3.2" (HxWxD)
Weight 8.6lbs
Frequency Response 50Hz-15kHz
Additional Specifications
Element Ribbon Transformer Coupled
Pattern Figure-8
Output Impedance 30Ω, 150Ω, 250Ω Selectable
Sensitivity (10 dynes/cm², Reference Level: 1mW, 94dB SPL, 1kHz) -55dBm
Sensitivity (Gₘ, RTMA SE-105) 149dB
Hum Pickup Level (1mW, 60Hz, Reference Level: 1x10⁻³ gauss) -115dBm
Finish TV Gray, Satin Chrome
Connections
Output Other Cable Mount

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