1” High Frequency Compression Driver, 1.75” voice coil, 40 W, 109 dB

 

D2545n_new_pic

KEY FEATURES:

  • 1" Throat diameter
  • 44 mm (1.75 in.) voice coil
  • 80 W Program Power Capacity (2-20 kHz)
  • 109 dB Sensitivity (2-15 kHz)
  • Frequency range 1 - 20 kHz

 

PART NUMBER: 

D2545 - 8 Ω  -14110F0108
D2545 -16 Ω -14110F0116

 

 

The D2545 high frequency compression drivers features an integral dome and suspension made of special polyester, providing exceptional high output with low distortion and frequency response up to 20 kHz.

 

 

SPECIFICATIONS

Throat diameter
Nominal impedance
Minimum impedance
D.C. resistance
Power capacity (2-20 kHz)
Program Power Capacity (2-20 kHz)
Sensitivity (2-15 kHz)
Frequency range
Recommended crossover
Voice coil diameter
Flux density

25,4 mm (1 in.)
8/16 Ohms
6,4/12,7 Ohms
5,15/10,8 Ohms
40 W
80 W
109 dB
1 - 20 kHz
1,5 kHz or higher 12 dB/oct.min
44 mm (1,75 in.)
1,9 T

MATERIALS OF CONSTRUCTON

Diaphragm
Voice coil material
Voice coil former

sandwich polyester
Aluminium
Kapton™


Positive voltage on red terminal moves diaphragm toward the phasing plug

MOUNTING INFORMATION

Overall diameter
Depth
Mounting
Net weight

121 mm
70 mm
4 x M6 holes 90° on 76.2 mm (3 in.) diam
2,3 kg

 

SERVICE KIT:

Diaphragm assembly:
NDA45-8     part No: R411700308  for  8 Ω drivers 
NDA45-16   part No: R411700316  for 16 Ω drivers

 

Copyright © 2021 OBERTON Professional Loudspeakers. All Rights Reserved.
Back to Top