View Full Version : SOLD/CLOSED FS: Original BM 10" mkI Dual 4 Ohm

05-17-2011, 10:58 AM
Item(s) for Sale:

Original BM 10" subwoofer, dual 4 Ohm configuration.

Item(s) Description/Condition:

Brand new in the box. I found this driver along with another BM 10 in my garage and I don't need them. I tested both drivers and this one works perfectly. There are two small white marks on the surround but other than that the driver is perfect.

T/S's just ran:

Re = 7.6404 ohms
Fs = 29.0966 Hz
Zmax = 73.4777 ohms
Qes = 0.3233
Qms = 2.7859
Qts = 0.2897
Le = 5.1235 mH (at 1 kHz)
Sd =26633.8103 mm^2( 41.2825 in^2)
Vas = 27.1366 L ( 0.9583 ft^3)
BL = 21.9095 N/A
Mms = 111.1045 g
Cms = 269.2922 uM/N
Efficiency = 0.1943 %
Sensitivity= 84.9023 dB @1W/1m
Sensitivity= 85.1020 dB @2.83Vrms/1m


$75 shipped

Shipping and Miscellaneous Item Information:

See above.

Item Pictures:


(List pictures in this section, 1st picture should be your username/date if you have less than 10 positive feedbacks with the i-Trader system or less than 10 references that you have sold to in the past. (These must be listed in your signature, or a link provided to a feedback thread listing these references)).

References: Owner of Stereo Integrity since 2000.

05-17-2011, 11:15 AM
pp info?

05-17-2011, 11:21 AM
pm me please, I'll take this off your hands.

05-17-2011, 11:28 AM
Paypal address is the same as my email address, [email protected]

...I knew I forgot to list something! ;)

05-17-2011, 11:31 AM
payment sent :)