Balanced Armature Driver GK-31732-000 Product Data Sheet 3-Way Woofer / Midrange / Tweeter Product Features: • • • • Premium bandwidth High Output SPL Customization possible (crossover, damping, porting, etc.) RoHS compliant Outline Drawing mm (inches) Demonstrator Earphone Model Number (standard sample in BOLD) Straight Cable Ordering Information: Model Number: GK-31732-000 knowles.com Phone: (630) 250-5100 Fax: (630) 250-0575 [email protected] without MIC with MIC TC-7178-000 None Knowles 1151 Maplewood Drive Itasca, Illinois 60143 Balanced Armature Driver GK-31732-000 3-Way Woofer / Midrange / Tweeter Frequency Response and THD Impedance and Saturation SPL Testing Conditions Typical Performance at 1kHz using 100mV rms drive signal Impedance 11Ohms —— IEC60318-4 (711) coupler with DB2012 adapter Sensitivity to 100mV 113 dB SPL ••••• G.R.A.S. 43BA-2 (0.4cc) with baffle adapter Sensitivity to 1mW 113 dB SPL —— THD a Max SPL 131 dB SPL THD at 94dB SPL 0.1 % THD at 100dB SPL 0.2 % Footnotes: a SPL at 10% THD Note: • Ask about custom assembly options (lead wires, customer-specified materials, etc.) • To prevent heat damage, follow soldering guidelines in application note AN13 (knowles.com) • Measurement data for reference only. Refer to model specification for full dimensions and performance. Ordering Information: Model Number: GK-31732-000 knowles.com Phone: (630) 250-5100 Fax: (630) 250-0575 [email protected] Knowles 1151 Maplewood Drive Itasca, Illinois 60143