Abstract
References
1.
Nabelek
A.K.
,
Donahue
A.M.
,
Letowski
T.R.
Comparison of amplification systems in a classroom. J Rehab Res Development 1986 ; 23 : 41 –52
2.
Matkin
N.D.
,
Olsen
W.O.
Induction loop amplification systems: classroom performance. ASHA 1970 ; 12 : 239 –44
3.
Anderson
C.
Audio-frequency induction loop systems. Installation technique. Sunbury on Thames, Middlesex : LIC Ltd, 1985
4.
Power
R.
,
Grover
B.
Induction loops - infrared. Sound-barrier 1987 ; 13 : 16 –17
5.
Kringlebotn
M.
,
Sorsdal
S.
Guidelines for the dimensioning of induction loop systems. Scand Audiol 1981 ; 10 : 225 –33
6.
Matkin
N.D.
,
Olsen
W.O.
Response of hearing aids with induction loop amplification systems. Am Ann Deaf 1970 ; 115 : 73 –8
7.
Leshowitz
B.
The infra-red light transmission hearing aid. Bull Prosh Res 1979 ; 10–32 : 177 –89
8.
Willett
J.
Infra-red techniques. Sennheiser. Chalfont St Peter, Bucks : Haydon Laboratories , 1986