Specifies a standard value of magnetic field strength in audio-frequency induction loops for hearing aid purposes, in order to give an adequate signal-to-noise ratio without overloading the hearing aid. Technically identical with IEC Publication 118-4.
Product Details
Edition:
1st
Published:
01/01/1987
ISBN(s):
0726245011
Number of Pages:
2
File Size:
1 file , 37 KB
Product Code(s):
10164493, 10164514, 10164571
Note:
This product is unavailable in Ukraine, Russia, Belarus
