Datasheet

Balanced Armature Driver
RAB-32257-000
Product Data Sheet
Single Full-range
Product Features:
•
•
•
•
Warm Bass
Excellent bandwidth for small driver
Low cost
RoHS compliant
Outline Drawing mm (inches)
Demonstrator Earphone Model Number
(standard sample in BOLD)
Straight Cable
Ordering Information:
Model Number: RAB-32257-000
knowles.com
Phone: (630) 250-5100
Fax: (630) 250-0575
[email protected]
without MIC
with MIC
TC-32211-B92
TC-32282-B92
Knowles
1151 Maplewood Drive
Itasca, Illinois 60143
Balanced Armature Driver
RAB-32257-000
Single Full-range
Frequency Response and THD
Impedance and Saturation SPL
Testing Conditions
Typical Performance at 1kHz
using 100mV rms drive signal
Impedance
46Ohms
—— IEC60318-4 (711) coupler with DB2012 adapter
Sensitivity to 100mV
103
••••• G.R.A.S. 43BA-2 (0.4cc) with baffle adapter
Sensitivity to 1mW
110
dB SPL
—— THD
Max SPLa
118
dB SPL
THD at 94dB SPL
0.3
%
THD at 100dB SPL
0.5
%
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: RAB-32257-000
knowles.com
Phone: (630) 250-5100
Fax: (630) 250-0575
[email protected]
Knowles
1151 Maplewood Drive
Itasca, Illinois 60143