Dose CalibratorThe VDC-603 read-out is the plug & play basic model in the Dose Calibrator family.Like all VDC models it operates as a high quality Dose Calibrator together with the fully digital Ionisation Chamber VIK-202 or VIK-203. Due to this VDC family concept, all different read-out models can be interchanged or upgraded using one and the same ionisation chamber.