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1.1"/28 mm Dome Tweeter

28 mm aluminum voice coil

High-grade neodymium magnet 

Torcon® soft dome

Ferrofluid cooling and damping

Acoustic resistance Qts control

Computer optimized design

Motor metal parts CNC machined 

Under-dome dB Cloth® damping material


Nominal Impedance: 4 Ohm

Nominal Power Handling: 110 Watt

Transient Power: 220 Watt

Freq. Response: 940 Hz ~ 25 KHz

Sensitivity: 91 dB 1W/1m

> 8.028 Data Sheet


8.028S (tweeter opt. S)

1.1"/28 mm Dome Tweeter

The 8.028S has the same features and technical specifications of the 8.028, but different aesthetic.

The 3-way speaker system with 8.028S tweeter is called 8.6K3S.

> 8.028S Data Sheet



3"/75 mm Cone Midrange

25.5 mm aluminum voice coil

Aluminum former 

Large Neodymium magnet

NPPV exponential cone

CNC aluminum basket

Rubber surround

ConexTM progressive spider 

Computer optimized design

Motor metal parts CNC machined


Nominal Impedance: 4 Ohm

Nominal Power Handling: 120 Watt

Transient Power: 240 Watt

Freq. Response: 95 Hz ~ 16 KHz

Sensitivity: 91 dB 1W/1m

> 8.075 Data Sheet



6.5"/165 mm Mid-Woofer

Non-pressed paper cone

32.4 mm voice coil diameter

Large Y35 ferrite magnet 

NPPV exponential cone

VC aluminum support

TWS Rubber surround

Conex® progressive spider

Motor metal part CNC machined

Computer optimized design


Nominal Impedance: 4 Ohm

Nominal Power: 160 Watt

Transient Power: 320 Watt

Freq. Response: 45 Hz ~ 4 KHz

Sensitivity: 89 dB 1W/1m

> 8.165 Data Sheet


8.6K3CX (optional)

3-Way Passive Crossover

Multi-amp or single amp connect.

Gold plated spacers and screws

99.9% pure copper coils

Anti-inductive resistors

Very high quality bi-metallized caps


4 tweeter attenuation levels:

0; -2; -4; -6 dB

4 midrange attenuation levels:

0; -3; -6; -9 dB

3 midrange high pass frequencies

2 different cutting slopes for the tweeter and midrange

4 levels of adjustment for the woofer / midrange transition zone

> 8.6K3CX Data Sheet

8.6K3  3-Way Speaker System

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