Ear Piece

Earpiece solution is selected to be PSS) earpiece. Earpiece design is leak tolerant. Design ofthe earpiece is has been limited by HDa52/62/72, since all projects had to use the same A-cover. A common solution has been found, which can be used by all projects. It has resulted in some compromises.

The earpiece is designed to be approved by type 3.2, low leak artificial ear (Ear Simulator Type 4195, Low Leakage). It should also be possible to approve the earpiece design by type 1 artificial ear (Ear Simulator Type 4185), because of the American marked.

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DIY Battery Repair

DIY Battery Repair

You can now recondition your old batteries at home and bring them back to 100 percent of their working condition. This guide will enable you to revive All NiCd batteries regardless of brand and battery volt. It will give you the required information on how to re-energize and revive your NiCd batteries through the RVD process, charging method and charging guidelines.

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