Knowles is the originator of balanced armature technology which they apply to their receiver, specialty transducers and hearing aid products. Knowles is also a market-leading manufacturer of MEMS microphones, electret microphones, voice processors and acoustical component accessories.
| Product status | Preferred |
|---|---|
| Description | Balanced armature receiver |
| Frequency response curve | Midrange |
| Configuration | Single |
| Diameter / length [mm] | 5.09 |
| Width [mm] | 2.8 |
| Thickness [mm] | 2.59 |
| DC resistance [Ohm] | 60 |
| Sensitivity @ 1kHz, 100 mV, in coupler [dB SPL] | 100 |
| Vented | No |
The FH receiver represents an unprecedented combination of ultra-compact size and high SPL output with efficiencies normally found only in much larger receivers.
| Product status | Preferred |
|---|---|
| Description | Balanced armature receiver |
| Frequency response curve | Midrange |
| Configuration | Single |
| Diameter / length [mm] | 5.09 |
| Width [mm] | 2.8 |
| Thickness [mm] | 2.59 |
| DC resistance [Ohm] | 60 |
| Sensitivity @ 1kHz, 100 mV, in coupler [dB SPL] | 100 |
| Vented | No |
The FH receiver represents an unprecedented combination of ultra-compact size and high SPL output with efficiencies normally found only in much larger receivers.
| Product status | Preferred |
|---|---|
| Description | Balanced armature receiver |
| Frequency response curve | Midrange |
| Configuration | Single |
| Diameter / length [mm] | 5.09 |
| Width [mm] | 2.8 |
| Thickness [mm] | 2.59 |
| DC resistance [Ohm] | 60 |
| Sensitivity @ 1kHz, 100 mV, in coupler [dB SPL] | 100 |
| Vented | No |
The FH receiver represents an unprecedented combination of ultra-compact size and high SPL output with efficiencies normally found only in much larger receivers.