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Tonelux Designs OTB16 Channel Summer  From Tonelux

16 Channel Stereo Summing with Tonelux Discrete Summing Amps

Tonelux Designs

Tonelux OTB16 Channel Summing Mixer Demo at AES 2011

The OTB16 by Tonelux is a 16 channel 1U mixer with balanced inputs and a discrete summing bus. The summing of the OTB16 is through Tonelux's TX-240 and TX-260 discrete op-amps and is then brought through the main output transformer, which can be adjusted by the Master fader pot. This 16 channel summing mixer has a monitor output for monitoring or for expansion which is balanced and transformerless. The access to the OTB16 os through 2 eight channel Dsub inputs at a level of +4dBu nominal. For more information, please contact our experts at SoundPure Studios 919.682.5552

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    • Tonelux Designs OTB16 Channel Summer

Manufacturer's Description from Tonelux

  • The OTB16 is a 16 channel 1U mixer with 16 balanced inputs and a Tonelux discrete summing bus. 
  • Each channel has a level control and a panner
  • The access to the OTB16 is through 2 eight channel Dsub inputs at a level of +4dBu nominal. 
  • The summing of the 16 channels is through the famous Tonelux TX-240 and TX-260 discrete op-amps, and then throught the 
  • main output transformer, which can be adjusted by the MASTER fader pot, which comes out of a pair of XLR connectors. 
  • Additionally there is a monitor output for monitoring or for expansion, which is balanced but transformerless.
  • 2 additional balanced inputs to the MIX bus. The pre fader monitor output can be plugged into the BUS input to extend the number of channels with a second or third OTB16. 120 or 230 volts AC powered 50/60 Hz.
Tonelux Designs