Data Sheet

Compression Drivers / Ferrite
CDX1-1745
Features
1" exit, ferrite magnet compression driver with 1.75" edgewound copper
clad aluminium voice coil
40Wrms power handling (AES standard) and 110dB sensitivity
Sound Castle™ clamping ensures even pressure on diaphragm assembly for
reduced distortion
One piece PETP diaphragm and surround
Finite Element Analysis (FEA) used to optimise both magnet assembly and
acoustic design
8 Ω Frequency Response
1. Tested for two hours on plane wave tube using a continuous, band-limited pink noise signal as per AES
standard. Power calculated on minimum impedance.
2. Measured on axis at 1W, 1m, using typical horn, in 2 anechoic environment.
General Specifications
Power rating1 40Wrms
Nominal impedance 8/16Ω
Frequency range 1200-20000Hz
Sensitivity2 110dB
Recommended min. crossover (12dB/oct) 2200Hz
Voice coil diameter 44mm/1.75in
Voice coil material Edgewound copper clad aluminium
Magnet type Ferrite
Diaphragm material PETP film
Surround material PETP film
Mounting Information
Overall width 120mm/4.7in
Overall depth 56mm/2.2in
Fitting Flange (2
/3 M6 holes on 76/57mm, 3.0/2.24in PCD)
Throat exit 25.4mm/1in
Unit weight 2.3kg/5.1lb
Packed Dimensions & Weight
Single pack size W x D x H 140mm x 170mm x 70mm
/5.5in x 6.7in x 2.8in
Single pack weight 3kg/6.6lb
Multi pack (6) size W x D x H 430mm x 370mm x 90mm
/16.9in x 14.6in x 3.5in
Multi pack (6) weight 14kg/31lb
Celestion, Claydon Business Park, Great Blakenham, Ipswich, IP6 0NL United Kingdom