IEC - International Electrotechnical Commission - IEC 60090:1957
Recommendations for the dimensions of polarized plugs for hearing aids
revised
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Organization: | IEC - International Electrotechnical Commission |
Publication Date: | 1 January 1957 |
Status: | revised |
Page Count: | 6 |
ICS Code (Electroacoustics): | 17.140.50 |
ICS Code (Plug-and-socket devices. Connectors): | 31.220.10 |
abstract:
Applies to two-pin polarized and three-pin plugs for hearing aids. Gives dimensions and tolerances to ensure interchangeability.
Document History

January 1, 1973
Dimensions of plugs for hearing aids.
Applies to two-pin polarized and three-pin plugs for hearing aids. Gives dimensions and tolerances to ensure interchangeability.

IEC 60090:1957
January 1, 1957
Recommendations for the dimensions of polarized plugs for hearing aids
Applies to two-pin polarized and three-pin plugs for hearing aids. Gives dimensions and tolerances to ensure interchangeability.