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Mille Pro MPX 165.3
Technical Highlights
- 100 W RMS, 4 Ohm impedance, frequency response 45-21.5k Hz.
- Coaxial tweeter, low resonance frequency, deep bass.
- Damping material, acoustic lens, unparalleled sound quality.
- More technical details
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Mille Pro MPX 165.3 by Hertz
The Hertz Mille Pro MPX 165.3 is a 6.5-inch (165 mm) coaxial speaker with a concentric, coaxial tweeter. The nominal power handling is 100 W, with a peak power handling of 200 W at 4 Ohms. The frequency response ranges from 45 Hz to 21.5 kHz. The woofer uses a 36 mm copper voice coil on a polyamide former and a high-density flux ferrite magnet, while the tweeter has a 20 mm voice coil with a neodymium magnet. The diaphragm is made of pressed cellulose with cotton fibers and is complemented by a Boundary Free rubber surround. The acoustically transparent basket is made of an aluminum alloy with a diamond cut. Xmech is ±6 mm. The weight per speaker is 1.27 kg.
- 6.5-inch (165 mm) coaxial speaker
- Concentric, coaxial tweeter
- Tweeter support as a rear chamber, designed for low Fs
- 36 mm pure copper voice coil on the woofer on a polyamide former
- 20 mm tweeter voice coil
- Diaphragm made of pressed cellulose with cotton fibers
- Boundary Free rubber surround
- Oversized ferrite magnet with iron plates with very low carbon content
- Acoustically transparent basket made of aluminum alloy with diamond cut and Hertz logo made of aluminum
- Anti-vibration rubber magnet cover
- Shallow mounting depth
- Nominal power handling 100 W RMS
- Peak power handling 200 W
- Impedance 4 Ohms
- Frequency response 45 Hz – 21.5 kHz
- Speaker size 165 mm
- Diameter of woofer voice coil 36 mm
- Diameter of tweeter voice coil 20 mm
- Size of bass magnet 90 x 45 x 17 mm
- Size of tweeter magnet 29.5 x 22 x 4 mm
- Weight per speaker 1.27 kg
- Xmech ±6 mm
- Physical dimensions A 165 mm, B 141 mm, C 74 mm, D 62.6 mm, E 183.5 mm, F 29 mm
- Effective diaphragm diameter D 132 mm
- Re 3.1 Ohms
- Fs 90 Hz
- Le 0.01 mH
- Vas 4 l
- Mms 18.9 g
- Cms 0.15 mm/N
- BL 5.8 T·m
- Qts 0.88
- Qes 1.06
- Qms 5.5
- SPL 92 dB
- Bass magnet high-density flux ferrite
- Tweeter neodymium magnet

