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speakers - technology - sound - OBERTON D3644 Speakers

OBERTON D3644 1.4” High Frequency Compression Driver, 1.75” voice coil, 40 W, 109 dB, 8 Ohm

  • Condition: New
  • Stock: Pre-Order
  • Model: D3644
Price Ex Vat



The D3644 is 1.4” high frequency compression driver, improved version of D3645, with reduced weight. It is designed for a wide variety of applications including budged projects requiring 1.4" driver of high quality. The new phasing plug design, copper inductance ring and new dome ensure low distortion at the high sound levels.

The D3644 offers all the benefits of the comperssion driver in a 1.4" format, but at much reduced cost.

Speaker Diameter
HF Nominal Diameter1.4" / 36 mm
Nominal Impedance
HF Nominal Impedance8 / 16 Ohms
DC Resistance5.75 / 10.48 Ohms
Minimum Impedance
HF Minimum Impedance7.46 / 12.45 Ohms
Power Capacity
HF Power Capacity(1-20 kHz) 40 W
Program Power
HF Program Power(1-20 kHz) 80 W
HF Sensitivity(1 kHz - 5 kHz) 109 dB/W/m
Frequency Range
HF Frequency Range800 - 20000 Hz
Voice Coil Diameter
HF Voice Coil Diameter44 mm (1.75 in.)
Voice Coil Material
HF Voice Coil MaterialAluminium
Voice Coil Former
HF Voice Coil FormerKapton™
Recommended Crossover1.2 kHz or higher 12 dB/oct.min
Cone Material
Diaphragm MaterialSandwich Polyester
Magnet Material
HF Magnet MaterialFerrite
Flux Density
HF Flux Density1.75 T

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