KNOWLES

KNOWLES - GR serie

Dimensions (mm):
6.10 x 3.20 x 4.32
Intro:
Highest performance dual balanced armature receiver, maximizing output per cubic millimeter while minimizing vibration and magnetic radiation. Ideal for mid-high power custom, BTE, and receiver-in-canal hearing instruments.
Key Features:
Features• High sensitivity
• Low vibration
• Low magnetic radiation
• Wide range of port locations and impedances
Model Sensitivity (dB SPL @ 1 kHz) Port location Impedance (DCR) in Ω Imp. @1kHz (Ω) Imp. @500Hz (Ω) Damping (Note1)
GR-31459-000 113.0 12S 41.0 109.0 57.0 Undamped
GR-31502-000 103.0 12S 76.0 170.0 109.0 Undamped
GR-31570-000 103.0 12S 41.0 88.0 57.0 Undamped
GR-31587-000 113.0 12S 41.0 89.0 59.0 Undamped
GR-31711-000 103.0 12S 29.0 63.0 40.0 Undamped