BEYMA 122ND - 12" NEO MIDRANGE SPEAKER 

HIGH EFFICIENCY 12" SPEAKER WITH A NEODYMIUM MAGNET!

BEYMA 122ND

 

No Longer Available

 

SPEAKER MODEL  - 122ND

Specifications

Nominal Basket Diameter

12" / 300mm

Impedance

8 ohms

RMS Power Rating

200 Watts

Program Power  400 Watts  

Frequency Response

80Hz - 6.0kHz

Sensitivity (1W/1m)

103dB

Voice Coil Diameter

3" / 77mm

Recom. Enclosure Volume .7-1.77 ft3  /  20-50 Liters
Voice Coil Length 12 mm
Air Gap Height 11 mm
X Damage (peak to peak) 16 mm
Magnetic Assembly Weight 6.6 lb. / 3 kg.

Mounting Information

Overall Diameter

12.6" / 320mm

Bolt Circle Diameter

11.8" / 300mm

Baffle Cutout Diameter-

 

- Front Mount 11.26" / 286mm
- Rear Mount 11.02" / 280mm

No. Of Mounting Holes

8

Volume Displaced By Driver 0.19 ft3  /  5.5 Liters

Overall Depth

5.1" / 130mm

Net Weight 8.8 lb. / 4 kg.

Shipping Weight

10 lb. / 4.5 kg.

Materials

Basket

Cast Aluminum

Cone

Paper

Surround

Treated Cloth

Voice Coil

Edgewound Aluminum Ribbon

Magnet Neodymium

Thiele-Small Parameters

Resonant Frequency (fs)

56 Hz

Impedance (Re)

5.2 ohms

Coil Inductance (Le) 1.5 mH

Mechanical Q (Qms)

12

Electrical Factor(Qes) .14

Total Q (Qts)

.14

Comp. Equivelant Vol. (Vas)

2.54 ft3 / 72 Liters

Voice Coil Overhang (Xmax)

2 mm

Reference Efficiency 8.6%
Displacement Volume 106 cm3

Low Freq. Response: Bass Reflex Cabinet-Vb=25L, Fb=175Hz

Dimensional Drawing

US Speaker, LLC