LOWTHER PM2 A Series

LOWTHER PM2 A Series

Lowther PM2 A Series high efficiency fullrange

€1,099.00
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Lowther PM2 A Series high efficiency fullrange

Lowther Loudspeaker Drive units are for use where only the finest standards of sound reproduction will satisfy. Their unique design and performance are world famous. Only the finest proven materials and micro-precision techniques are used in their production.

 The 'A' Series range maximises design potential enabling Lowther quality to be enjoyed in systems using single drive units to multi-unit assemblies such as Lowther's incomparable horn-loaded designs.

NOTES:

(1) Suitably housed, multi-unit assemblies do not necessarily require passive cross-over systems between bass, mid and high frequency units.
(2) All units are rated at 100 Watts.

Technical characteristics:

Voice coil DC resistance Re 7.4 ohms

Free air resonance Fo 45 Hz

Emission piston area Sd 0.021M²

Equivalent volume suspension VAS 60,647 liters of l

Suspension of Compliance Cms 968.455 u M / N

Cone Weight Mmd 11.0g

Weight of Moving Parts mms 12.75 g

Force factor Bl 10.971 T-M

Mechanical Q Factor Qms 3.78

Electrical Factor Q Q is 0.223

Total Q factor Qts 0.211

Voice coil inductance at 1 kHz Le 36.296 uH

Reference efficiency No 2.443%

SPL sound pressure level of 95,897 dB

Overall diameter 22.5cm

Overall depth 13.0cm

Depth of the rear of the mounting frame 11 cm

8" PCD Mounting Centers

Deflector Cutout hole 19 cm

Magnet ring diameter 11.5 cm

Coil diameter 3.9 cm

Voice coil impedance (nominal) 8 or 15 ohms

Air gap Width 1 mm

5mm air gap height

Magnet type Alcomax 3

Flux Density (I Tesla = 10,000 Gauss) 2.1 Tesla

Twin paper diaphragm

Frequency response 30Hz-20kHz

Maximum voice coil displacement ± 1 mm

Shipping Weight 6.0kg

Lowther
1260100012

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