RM4 microphone amplifier

This unit features the same microphone amplifier as the rm3 with the addition of an excellent quality simple three band equalizer. There is also a compression option (push on/off) which can be very useful for tracking signals to DAW.


  • High level input, input at attenuation pad, phantom power and phase reverse
  • FET Limiter with 2.5dB ratio and threshold range variable from -10dB to maximum signal level
  • Equaliser, HF at 2 frequencies, Variable frequency Mid,ranges 25Hz to 1K6 and 250Hz to 16KHz, bass at 2 frequencies. EQ in/out switch.
  • Channel mute switch
  • Full tech specs »


  • Optional Master Section available in the 4U Bucket
Available in:
  • 1U 2 modules, Internal PSU
  • 2U 4 modules, Internal PSU

Bespoke multi-channel racks can be designed and built to your requirements


Contact & Enquiry - Raindirk

Please contact us with you questions & enquiries