GB/T 14199-1993
Replaced
GB/T 25102.4-2010
Active
National standards
GB/T 25102.4-2010 Electroacoustics—Hearing aids—Part 4:Induction loop systems for hearing aid purposes—Magnetic field strength
GB/T 25102.4-2010 Electroacoustics—Hearing aids—Part 4:Induction loop systems for hearing aid purposes—Magnetic field strength
Basic Information
Standard Code:
GB/T 25102.4-2010
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Audio equipment, electroacoustic devices
ICS Name:
Electroacoustics
Publish Date:
2010-09-02
Implement Date:
2011-04-01
Pages:
28 pages
Development Information
Same series standard
GB/T 25102.1-2010 Electroacoustics—Hearing aids—Part 1:Hearing aids with induction pick-up coil input
GB/T 25102.2-2010 Electroacoustics—Hearing aids—Part 2:Hearing aids with automatic gain control circuits
GB/T 25102.13-2010 Electroacoustics—Hearing aids—Part 13:Electromagnetic compatibility(EMC)
GB/T 25102.100-2010 Electroacoustics—Hearing aids—Part 0:Measurement of electroacoustical characteristics
Replace the following standards
Adopt standards
IEC 60118-4:2006
Related Standards
GB/T 4128-1995
Active
GB/T 4128-1995 Acoustics—Standard hydrophone
GB/T 15953-1995
Replaced
GB/T 15953-1995 Instruments for the measurement of aural acoustic impedance/admittance
GB/T 16540-1996
Active
GB/T 16540-1996 Acoustics—Measurement and characterisation of ultrasonic fields in the frequency range 0.5MHz to 15MHz—Hydrophone method
YY/T 0458-2003
Replaced
YY/T 0458-2003 Technical requirements for ultrasonically blood-mimicking Doppler phantom
GB/T 20441.4-2006
Active