1-Summing by MODULE: By bundle the Epsilon 32-500 has included the SOLID 4000 - 500 series modules. Also you can use any 500 series preamps.
2-Summing by KAHAYAN system: Always included in our systems, it is extremely clear, transparent and open in the stereo image.
3-External Bus Summing: The signal does not pass through any active circuit and has a drop of about -34 db thus must connect our EPSILON EXPANSION or a preamp of two channels to enhance the output level. In this way, it is added with the color of the previous contribution. Here we open up infinite possibilities in color, timbre and response; You can introduce pre-valves, the latest generation of discrete concept, etc.