Balanced Armature Speaker Receiver Driver FH-23821 for IEM In-ear Monitors and Hearing Aids
FH/FFH Series
Balanced Armature Speaker
Knowles
The FH receiver represents an unprecedented combination of ultra-compact size and high SPL output with efficiencies normally found only in much larger receivers. The FH speaker line brings true high-gain, high-output performance to earphone designs.
Features
Features:
Reduced vibration
Improved shock performance
Numerous port locations
Two terminal zero bias and three terminal center tapped configurations
Undamped, screen damped, internally damped, and Ferrofluid&Trade; damped responses with 2dB, 4dB, or peak amplitude
Wide range of coil impedances
Specification:
Type:Receiver, Balanced Armature
Efficiency – Type:Sensitivity
Port Location:Top
Efficiency – dBA:103.0
Shape:Rectangular
Size / Dimension:0.201″ L x 0.111″ W (5.09mm x 2.80mm)
Technology:Magnetic
Termination:Solder Pads
Frequency Range:200Hz
Height – Seated (Max):0.104″ (2.64mm)
Impedance:130 Ohms ~ 553 Ohms
Packaging:Tray