FR10 4 inch speaker 4 Ohm

Description

10 cm (4") fullrange speaker with good bass reproduction, galvanized basket, balanced frequency response and high efficiency. Especially suitable as built-in speaker for music reproduction and as driver for 100 V network column speakers. Universal replacement for 4" speakers in jukeboxes.

Technical Data:
Rated power 20 Watt Maximum power 30 Watt Nominal impedance 4 Ohm Frequency response (-10 dB) 80 - 20000 Hz Mean sound pressure level 86 dB (1W/1m) Maximum cone displacement 8 mm Resonance frequency fs 97 Hz Magnetic induction 0,95 Tesla Magnetic flux 180 µ Weber Height of front pole-plate 3 mm Voice coil diameter 2 cm Height of winding 0,6 cm Cutout diameter 10 cm Net weight 0,38 kg D.C. resistance Rdc 7,2 Ohm Mechanical Q factor Qms 2,23 Electrical Q factor Qes 1,17 Total Q factor Qts 0,77 Equivalent volume Vas 1,7 l Effective piston area Sd 50 cm2 Dynamically moved mass Mms 5,7 g Force factor Bxl 4,61 T · m Inductance of the voice coil L 0,55 mH