RCA KN-1B otherwise known as MI-12004 is a pressure operated microphone made in the 1950's by RCA. It is a multidirectional microphone below 3000Hz and Semidirectional when signal frequency is above 3000Hz.
250 ohms output impedance.
Effective output level: -57dB
Range: 75 - 9000Hz

Comes with RCA KS-5A stand pictured.
Pulled from a working environment, tested and works.
A001.4

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Listed8 hours ago
ConditionGood (Used)
Good condition items function properly but may exhibit some wear and tear.Learn more
Brand
Model
  • KN-1B
Categories
Year
  • 1950

Product safety information may be available here.

Varitone Vintage

Placentia, CA, United States
Joined Reverb:2022

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