RTS TELEX RTR-04 ACOUSTIC DRIVER (ear receiver), 15 ohms

A comprehensive range of components which enable earsets to be made up to meet almost every application. The assembly drawing below should assist you in meeting your requirements, but components consist of:

Cables

The first essential component made of dark grey or beige, high-flexibility tinsel cable, length 1.52 metres, using a strain relief behind the connector. Choose from:

Ear receivers (“earphones”)

Essential miniature drivers that generate the acoustic output of an earpiece system. Caucasian coloured plastic, the choices are:

Receivers accept a number of combinations of ear tubes, earpieces (moulds and tips) and earloops (see diagram).

Eartubes

When there is a need for the acoustic feed to the ear without the cable or driver being too noticeable, use the following:

Ear Couplings

Allows inner contact with ear, reducing spillage from receivers and ensuring rejection of background noise for listener. Choose from:

Earloop

Holds the receiver or ET-1, onto the ear, avoiding a chance of slipping. Available in adjustable plastic-covered metal AEF-2 or nylon AEF-3 options. Not suitable for use with earmoulds or earcones.

A “standard” system EMY-2 is available, comprising 2k ohms receiver RTY-04, cable CMT-2, and earloop AEF-2.

All earmoulds, eartips and earloops are compatible with Motorola HMN9727, 9752 and 9754 surveillance earpieces.