C 12 R

Vintage Ceramic
Code: ZJ06090

Nominal overall diameter: 12″
Magnet material: Ceramic
Lows: Tight
Mids: Firm
Highs: Bright
Overdrive: Crunchy

 

Description

 

  • Rated Power measured with 2 hours test with pink noise signal, 6dB crest factor, loudspeaker mounted on enclosure
  • Power on Continuous Program is defined as 3 dB greater than the Rated Power
  • Thiele and Small parameters measured with laser system withou preconditioning test
  • The notch around 400 Hz on the frequency response is typical of the measurement on IEC baffle
  • Due to continuing product improvement, the features and the design are subject to change without notice.

 

Additional information

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Nominal Diameter

306 mm / 12 in

Nominal Impedance

8 Ω

Rated Power AES

25 W

Continuos Program Power

50 W

Sensitivity @ 1W/1m

92.3 dB

Voice Coil Diameter

25 mm (1")

Voice Coil Winding Depth

8 mm

Magnetic Gap Depth

6 mm

Flux Density

1.00 T

Magnet Weight

270 g

Net Weight

1.4 Kg

Re

6.70 Ω

Qms

18.52

Qts

2.47

Cms

110 µm/N

Vas

37.5 l

Fs

88.3 Hz

Mms

29.5 g

Bxl

6.24 Tm

Sd

490.9 cm²

Le (1KHz)

0.49 mH

Magnet Type

Ferrite

Basket Material

Pressed Sheet Steel

Voice Coil Winding Material

Copper

Voice Coil Former Material

Kapton

Cone Material

Paper

Surround Treatment

No

Surround Material

Paper – Integrated

Dust Dome Material

Felt