Rockboard Stage Tuner ST-02, format rack 19 poucesThe RockBoard StageTuner ST 02 offers all the features that musicians want in a chromatic rack tuner. The large, bright, but not blinding LED display offers an easy to read surface that is clearly visible even from a distance of several meters. The true bypass doesn't affect the sound of the connected instrument and with two inputs (one on the front and one on the back), the StageTuner ST 02 can be flexibly integrated into any rack. The calibration