Driver Complement
Mid/Woofer	1 - 6-1/2" Diameter (16.51cm) Aerated Polyproplyene
Tweeter	1 - 7/8" Diameter (2.22cm) Ring Radiator tweeter
Electrical
Overall Frequency Response	40 Hz - 30 kHz
Nominal Impedance	4 ohms
Recommended Amplifier Power	50-250w
Power Handling (continuous)	125 w
Power Handling (peak)	250 w
Efficiency	90 dB
Crossover	3100 Hz
Crossover Dimensions	6-3/4" x 4-1/2" x 1-7/8" (17.14cm x 11.43cm x 4.76cm)
Voice Coil Diameter: Driver	1-1/2" (3.81cm)
Driver Mounting Depth
Top Mount	2-9/16" (6.51cm)
Tweeter Mounting
Flush Mount Depth	1" (2.54cm)
Grille
Height	1-1/8" (2.86cm)
Diameter	6-15/16" (17.62cm)
Cut-out
Driver Cut-out Diameter	5-5/8" (14.29cm)
Tweeter Cut-out Diameter	2" (5.08cm)
Thiele/Small Parameters
Resonant Frequency	60 Hz
Qms	10.3
Qes	0.7
Qts	0.65
Vas	0.4 Cu. Ft., 11.3 L
Cms	440 Micro Meters
Bl	5.6 Tesla Meters
Sd	21 sq. in., 135 sq. cm.
Xmax (linear)	0.16
Xmax (mechanical)	0.32
Le	0.38 mH
Other
Speaker Warranty	1 year parts and labor (original purchaser)

Customer Rating:

4.95 (from 19 users)
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Click here to download:

	SR6500 manual - pdf
	SR6500 manual - pdf (zipped)

SR6500 Technical Information

SR6500 line drawing - pdf

Expert Reviews:

"Polk Audio has created a set of audiophile grade components that rival some of the best home speakers I've heard in the areas of detail, dynamics and imaging…Kudos to Matt Polk…"
Car Audio & Electronics
December 2005

"Exceptional dynamics and a natural sound balance out the SR6500s at the very top of their class."
Dave MacKinnon
Performance Auto & Sound

Read more expert reviews >>