K 40 8 Ohm

Art. No. 2840

4 cm (1.6") miniature speaker with plastic diaphragm (Mylar) and metal basket. Thanks to its very compact dimensions, suitable for signal output in machines and other equipment where space is at a premium.

Typical applications:
- Voice and signal output in machines and other equipment both indoors and outdoors

^{*) IP protection class for front side when built into a sealed enclosure}

sketch

frequency- and impedance response

Technical Data:
Rated power	1 W
Maximum power	2 W
Nominal impedance Z	8 Ohm
Frequency response	350–6000 Hz
Mean sound pressure level	83 dB (1 W/1 m)
Resonance frequency fs	520 Hz
Voice coil diameter	13,5 mm
Height of winding	1,8 mm
Cutout diameter	36,5 mm
Net weight	0,01 kg
Protective system	IP 65 *)
Temperature range	–25 ... 70 °C

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