PC-1860F

The loudspeaker shall be of in-ceiling type design and shall consist of two parts, comprising of an inner mesh grille and chassis with an integral loudspeaker with no visible fixings and a discreet outer bezel of only 5 mm. The second part shall be a steel constructed fire dome for the prevention of smoke or fire spreading through ceiling voids in an emergency situation.

Installation shall be via a separate spring catch latching mechanism allowing it to be mounted in a ceiling with a thickness of between 5 – 25 mm (0.2" – 0.98").

A template shall be provided to assist in cutting mounting holes.

The loudspeaker shall incorporate a single 12 cm (5”) full range cone-type transducer with a smooth frequency response of 170 Hz to 20 kHz with a wide-angle dispersion.

The loudspeaker shall produce a Sound Pressure Level (SPL) of 95 dB (measured between 500 Hz – 5 kHz of pink noise) on axis at 1 meter with a power input of 1 watt and shall be capable of producing 6 watts (for 100 V Line) and 3 watts (for 70 V Line)

of power.

The loudspeaker shall be fitted with a factory mounted transformer with easy selectable power tappings of 6 W, 3 W, 1.5 W and 0.8 W when using 100 V Line and 3 W, 1.5 W, 0.8 W and 0.4 W when using 70 V Line. Push-in-type connectors shall make cable connection quick and easy and shall allow bridge connection when necessary.

The dimensions shall be φ180 × 100 mm (d) (7.09" x 3.94") weighing 1 kg (2.2 lb.)

The finish of the loudspeaker shall be: Baffle: steel plate, white (RAL 9016 equivalent). Grille: Steel net, white (RAL 9016 equivalent). Mounting bracket: steel plate.