Tube-Tech SSA 2B Tube-Tech SSA 2B sums your mix clearer, wider and punchier than anything, you’ve heard before. The SSA 2B is the sound solution to the bottleneck problems arising when down-mixing digital recordings on DAW’s.The TUBE-TECH 20->2 channel down-mixing unit directly targets the critical mix down process: Sonically it very easily outperforms the quality of [...]