Balanced Armature Driver SWFK-31736-000 Product Data Sheet Dual Tweeter Product Features: • • • • Tuned for high frequency detail HD Audio to 40kHz Small size RoHS compliant Outline Drawing mm (inches) Ordering Information: Model Number: SWFK-31736-000 knowles.com Phone: (630) 250-5100 Fax: (630) 250-0575 [email protected] Knowles 1151 Maplewood Drive Itasca, Illinois 60143 Balanced Armature Driver SWFK-31736-000 Dual Tweeter Frequency Response and THD Impedance and Saturation SPL Testing Conditions Typical Performance at 1kHz using 100mV rms drive signal Impedance 6.9Ohms —— IEC60318-4 (711) coupler with DB2012 adapter Sensitivity to 100mV 102 ••••• G.R.A.S. 43BA-2 (0.4cc) with baffle adapter Sensitivity to 1mW 100 dB SPL —— THD Max SPLa 114 dB SPL THD at 94dB SPL 0.2 % THD at 100dB SPL 0.2 % dB SPL 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: SWFK-31736-000 knowles.com Phone: (630) 250-5100 Fax: (630) 250-0575 [email protected] Knowles 1151 Maplewood Drive Itasca, Illinois 60143