Ultrasonics - Hydrophones - Part 2: Calibration for ultrasonic fields up to 40 MHz (IEC 62127-2:2007); German version EN 62127-2:2007, Corrigendum to DIN EN 62127-2:2008-06— 4 стр.
Ultrasonics - Hydrophones - Part 2: Calibration for ultrasonic fields up to 40 MHz (IEC 62127-2:2007 + Cor. :2008 + A1:2013); German version EN 62127-2:2007 + A1:2013— 106 стр.
Ultrasonics - Hydrophones - Part 2: Calibration for ultrasonic fields up to 40 MHz (IEC 62127-2:2007 + Cor. :2008 + A1:2013); German version EN 62127-2:2007 + A1:2013— 106 стр.