Grommes-Precision B30
30 W 2-Channel Mixer/Amplifier


Grommes~Precision's BASIX Series B30 mixer amp is designed for background music and telephone/microphone paging.  The B30 will automatically mute the music input channel for higher page intelligibility and then "soft-start" ramp the music back up to its previous volume level.

The B30 delivers 30 watts of continuous RMS power and features 2 channels (1 mic/600 ohm/Tel-Page, 1 aux) of low distortion, wide frequency response, tone control, and an optional isolated transformer Tel-Page input.

Grommes-Precision B30 Features:

  • 30 Watts of Continuous RMS Power
  • Microphone, Optional Isolated Transformer Tel-Page,and Auxiliary Channels
  • Automatic Voice Activated Muting of Music, Aux Input (Defeatable)
  • Tone Control
  • Rack or Wall Mountable with Optional Kit
  • No maintenance: Convection Cooling
  • Rugged Power Supply Designed for Consistent & Constant Duty
  • 5-Year Warranty

Grommes-Precision B30 Specifications:

  • Power Output RMS: 30W
  • Mixing Channels: 2
  • Distortion @ RPO: < 0.5%
  • Outputs: 4-8 ohm / 25V-70.7V LINE / BOOSTER
  • Frequency Response (direct): +/-1dB 20-20kHz
  • Frequency Response (line): +/-1dB 50-15kHZ
  • Inputs: 1-MIC; 1-AUX; 1-600 ohm/TEL-PAGE
  • Microphone: Screw Connectors
  • Rack Units: 2 RU high, 1 RU wide
  • Dimensions (WxHxD): 8.375" x 3.25" x 7.25"
  • Weight: 9 lbs.

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