Page 1
www.beyma.com
KEY FEATURES
● 1” (25,4 mm) exit high frequency compression driver
● 1” (25,4) voice coil diameter
● 40 W program power above 2 kHz
● Sensitivity: 110 dB (1W / 1m)
● Polyamide diaphragm
● Ultra lightweight edgewound aluminium voice coil
● Ultra low weight neodymium motor structure
● Specially designed for compact size and high performance systems
CD1Nd
COMPRESSION DRIVER
Preliminary Data Sheet
[dB]
Note: On axis frequency response measured coupled
to TD-164 horn in anechoic chamber, 1W @ 1m
TECHNICAL SPECIFICATIONS
Throat diameter
Rated impedance
Minimum impedance
D.C. Resistance
Power capacity*
Program power
Sensitivity**
Frequency range
Recommended crossover
Voice coil diameter
Flux density
[Hz]
25,4 mm 1 in
20 W
above 2 kHz
AES
40 W above 2 kHz
110 dB 1W / 1m @ ZN
coupled to TD-164
2 kHz or higher
(12 dB/oct min)
25,4 mm 1 in
8 Ω
5,8 Ω
5,1 Ω
1 - 20 kHz
1,85 T
[Ω]
MOUNTING INFORMATION
Overall diameter
Depth
Mounting
Net weight
Shipping weight
64 mm 2,52 in
38 mm 1,49 in
Three M5 threaded holes, 120º apart
on 57 mm (2,24 in) diameter circle
Two M4 threaded holes, 180º apart
on 53 mm (2,08 in) diameter circle
0,4 kg 0,9 lb
0,5 kg 1,1 lb
Notes:
* The power capaticty is determined according to AES2-1984 (r2003) standard. Program power is defined as the transducer’s ability to handle normal music program material.
** Sensitivity was measured at 1m distance, on axis, with 1W input, averaged in the range 2 - 7 kHz
Acústica Beyma SL - P.I. Moncada II, C/ Pont Sec, 1C - 46113 Moncada, Valencia (Spain) - Tel. +34 96 130 13 75 - beyma@beyma.com
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