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European Clients

www.advancedaudio-europe.com Advanced Audio Microphones Europe take care of ALL European sales and warranty. info@advancedaudio-europe.com


Due to the boutique nature of our microphones, each one spends some time on the bench. We strive to ship within 72 hours of an order being placed.Questions? info@advancedaudio.ca

CM49LE 9-pattern $1,295.00 USD

Accurate reproduction of the original M49 microphone.
With a 9 pattern switch located on the power supply.
Vintage capture with modern components

Mic features:
34mm K47 type capsule response.
Traditional triode tube circuit typical of the M49C.
We have substituted the soldered in tube for a 7 pin socketed 5654w/6J1. 

An output transformer with the same footprint and turns ratio as the original BV11a used in the M49C.


  • Pattern Selector: 9-pattern from power supply
  • Circuit type: Single stage class "A" tube, transformer coupled
  • Capsule: centre fed K47 single back-plate dual diaphragm
  • Capsule Polarization: 56V and rear diaphragm 0V in passive-cardioid
  • Tube type: 7-pin socketed military grade selected military 5654w/6J1 pentode strapped as a triode
  • Transformer: Full size BV11a dual bobbin footprint with 10:1 ratio.
  •  Distortion: <.5%@20Hz/+10dBu and <0.05%@50Hz/+10dBu
  • Max SPL: 138dB
  • Frequency response: 25Hz-20kHz + or - 3db
  • Equivalent Noise Level: <14dB (A- weighted) selected tube
  • S/N Ratio: >86dB (Ref. 1Pa A-weighted)
  • Sensitivity: -32dBu
  • Output impedance <200 ohm (load impedance <1.2K)
  • Output connector: Male XLR, 7-pin gold plated
  • Switchable 120v-220v power supply
  • 15' Gold plated 7 pin cable
  • Heavy Duty shock-mount that easily and tightly clips on to the mic
  • Sturdy travel case 


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