Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz and from 1,6 MHz to 30 MHz - Part 4-7: Portable low voltage decoupling filters - Safety requirements; German version EN 50065-4-7:2005, Corrigenda to DIN EN 50065-4-7 (VDE 0808-4-7):2006-02; CENELEC-Corrigendum October 2006 to EN 50065-4-7:2005
Edition 2007-01

Underwater acoustics - Hydrophones - Properties of hydrophones in the frequency range 1 Hz to 500 kHz (IEC 60500:2017) (german version)
Edition 2018-04-01

Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz - Part 7: Equipment impedance
Edition 2002-07-01

Ultrasonics - Hydrophones - Characteristics and calibration in the frequency range from 15 MHz to 40 MHz (IEC 62092:2001)
Edition 2003-02-01

Measurement and test methods for tuning fork quartz crystal units in the range from 10 kHz to 200 kHz and standard values
Edition 2009-03

The absolute calibration of hydrophones using the planar scanning technique in the frequency range 0,5 MHz to 15 MHz
Edition 1994-10

Measurement and characterisation of ultrasonic fields using hydrophones in the frequency range 0,5 MHz to 15 MHz
Edition 1994-10

Measurement and characterisation of ultrasonic fields using hydrophones in the frequency range 0,5 MHz to 15 MHz
Edition 1996-06-20

Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz. Part 2-3: Immunity requirements for mains communications equipment and systems operating in the range of frequencies 3 kHz to 95 kHz and intended for use by
Edition 2005-09

Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz. Part 2-1: Immunity requirements for mains communications equipment and systems operating in the range of frequencies 95 kHz to 148,5 kHz and intended for
Edition 2005-09