Bowers & Wilkins

Bowers & Wilkins CDA-4D 4-Channel DSP Amplifier

  • Regular price £1,749.00

  • Description
  • Specifications
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The CDA-4D is a compact distribution amplifier, designed to power current and future Bowers & Wilkins Custom Installation loudspeakers. Embedded DSP allows optimisation of a wide range of products and dynamic EQ for Bowers & Wilkins subwoofers. It boasts four channels of 125 watts each, and its full-rack-width 1U design delivers high-performance from minimum rack space.

Audio Specifications
Load impedance range: >3Ω per channel (>6Ω in bridge mode)
Output Power per channel, non-clipped: 60W into 8Ω
125W into 4Ω
Output Power bridge mode, non-clipped: 250W into 8Ω
Output Power total, all channels: 500W short term
>125W continuous
DC offset voltage: <50mV
Frequency Response (-3dB): <10Hz to >30kHz, any load impedance
Frequency response accuracy 20Hz-20kHz: +/-1dB
Dynamic range: >85dB A-Weighted
THD+N (1kHz, 500W, 4Ω): less than 1%
Voltage Gain: 15dB to 39dB, adjustable
Input impedance: 10kΩ
Maximum input voltage: 4 Vrms
Signal sense threshold: 2.5mV (independent of Gain setting)
Wake-up time: <0.2s (If other zones active),<2s (From all zones inactive)
Turn-off time: 15 minutes from last signal detected
12V trigger input threshold: Typically 3V (recommended input is 5-15V) (TBC)
Controls & Indicators
Front panel:

1 x Power LED (unit active – White, Fault – Red)
1 x Network status LEDs (Signal present – White, Fault – Red)
2 x Zone status LEDs (Signal present – White, Fault – Red)
1 x Reset button

Input: 2 x RCA (pair) Phono socket, Analogue line in
2 x RCA Phono socket, Digital line in
1 x Ethernet
Output: 2 x 5.08mm Pitch 4-way Phoenix Combicon style
12V trigger control: 1 x 3.5mm jack - 12V trigger IN
1 x 3.5mm jack - 12V trigger OUT (Maximum 100mA pass-through)
Power consumption: <0.5W Standby, WoL disabled
<2W Standby, WoL enabled
300W maximum average (TBC)
1,000W peak (TBC)
AC supply: 100-240V 50/60Hz
AC inlet: IEC C14, switched
Thermal dissipation: TBC BTU/hr (standby)
TBC BTU/hr (Idle)
TBC BTU/hr (max)
Height: 42.5mm (1.7in) 1U (57.5mm (2.3in) plus feet)
Width: 436mm (17.2in)
Depth: 300mm (11.8in)
Net weight: 4.0kg (8.8lb)
Finish: Black

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