BlieSMa M74B-6

Beryllium dome midrange.

Bliesma M74B-6 features large beryllium dome for low non-lineal distortions. Moving mass of the driver is as low as 1.8 g.

Single-layer ribbon voice coil of Bliesma M74B-6 is wound with copper-clad aluminum wire (CCAW) on titanium former. Wire terminals are gold plated.

Beryllium dome of Bliesma M74B-6 midrange is protected with grill. Thick aluminum mounting flange is black powder coated, aluminum rear chamber is filled with natural wool damping.

For large beryllium dome protection, T74B-6 midranges are equipped with a non-removable metal grille.

• Nominal impedance [Zn]: 6 Ω
• Sensitivity [2.83 V⁄1m]: 97 dB
• Resonance frequency [Fs]: 440 Hz
• Recommended frequency range: Fs…8000 Hz
• Total Q factor [Qts]: 0.84
• Linear excursion: 2.4 mm

Note: Speakers are supplied matched pairwise (±0.5 dB in 0.5…5 kHz range), if ordered in pairs.

See also:

Bliesma M74B-6 - information in PDF format (185 Kb)

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