AC-4Ф

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AC-40-001 back 1100.jpg
AC-40-003 front 1100.jpg
AC-40-004 back 1100.jpg
AC-40-006-front detail 1100.jpg
AC-40-007-Side detail 1100.jpg

AC-4Ф

25,000.00

Designated with the cyrillic letter “Ф”, pronounced “Ef”, chess enthusiasts might also consider it the “queen” of our driver line-up. Plus a leather suspension for highest resolution.

Or, for those familiar with physics, aptly signifying both magnetic flux and the golden ratio.

The perfect driver for open baffle speakers or high-quality back-loaded horns like our famous Ampeggio or the 9.87 system.

Frequency Response
20 - 20.000 Hz 

Efficiency
97 dB (60Hz) / 106dB (5 kHz) 1W / 1m* 

Capacity
50 W nom / 100 W mus 

Impedance
10,5 Ohm 

Qts
0,29 

Depth
3,0“ / 7,5 cm 

Diameter
7,5“ / 19 cm 

Weight
4,7 kg / 10,2 lbs

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