PIEGA Coax 511 speaker NEW


The finest coaxial ribbon sound 2.0.

The second-generation Coax systems are a further development of the previously used drivers in all important aspects.

The X, Y and Z-axis

In addition to the mid-high range Coax C111 placed at the top in the baffle, this slim, only 22 cm wide and 115 cm high floor-standing loudspeaker offers four 160 mm woofers.

No performance losses

The new UHQD woofers have titanium voice coil formers, a new suspension and specially formed, coated and extremely rigid aluminium diaphragms.

Technical Data

Recommended amplifier output 20 - 250 Watt
Sensitivity 90 db/W/m
Impedance 4 ohms
Frequency range 32 Hz - 50 kHz
Dimensions (H x W x D) 115 x 22 x 25 cm
Weight 32 kg

Design principle

3-way system floor standing loudspeaker
Equipment 2 x 160 mm UHQD 
2 x 160 mm UHQD passive 
C111 Coaxial ribbon
Connection Bi-Wiring / PIEGA Multi Connectors
Designs Cabinet in polished aluminium, loudspeaker cover in silver fabric 
Cabinet in black anodised aluminium, loudspeaker cover in black fabric 
Cabinet in white lacquer finish, loudspeaker cover in white fabric