Schoeps BL CCM 3

Boundary-Layer Microphone Capsule


Schoeps BL CCM 3

This special version of the CCM 2XS L compact microphone is equipped with a flange enabling it to be built into the surface of a table or speaker’s rostrum. This makes the microphone nearly invisible, and at the same time improves the sound quality by eliminating comb filter effects.


  • hemispherical pickup pattern
  • for building into the surface of a table or lectern
  • unobtrusive
  • avoids comb filter effect


The BL CCM 3 is often used as a redundancy microphone in speaker tables.


Frequency range see the corresponding capsule
Sensitivity see the corresponding capsule
Maximum sound pressure level (THD < 0.5 %) 138 dB-SPL (P48)
130 dB-SPL (P12)
Maximum output voltage 2,6 V (8,3 dbV) with 2 kΩ load
Low cut filter 20 Hz, 12 dB/Okt.
Output impedance 90 Ω @ 1 kHz
Maximum cable length > 400 m
Powering standard / Valid range P48 / > 40 V
P12 / > 10 V
Current consumption 4 mA (P48)
3,6 mA (P12)
Common mode rejection ratio (at 1 kHz) > 55 dB
Minimum recommended load impedance 2 kΩ
Output Lemo (CCM-L) or XLR-3M (CCM-K),
analog, 1 channel
Length 46 mm (CCM-L)
Diameter 20 mm
Weight 33 g (CCM-L)
Surface finish matte gray



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