
Model: FP43605
from $2,500
The Bowers & Wilkins CDA-2HD is a compact 2-channel distribution amplifier designed to power your audio system with precision. This black unit, made in Thailand, offers flexible connectivity with RCA analog and digital inputs, plus an Ethernet port, and delivers sound through a SpeakOn output. With an adjustable voltage gain from 21 dB to 45 dB, a frequency response of <10Hz to >30kHz, and a signal-to-noise ratio of >85dB, it ensures clear and robust audio distribution for a single zone. Measuring 3.9" H x 8.6" W x 12.4" D and weighing 7.5 lbs, it's an efficient solution for integrating into your audio setup.
Match your amplifier's power output (Watts RMS) to your speakers' sensitivity and impedance (Ohms). Do not obsess over astronomical peak wattage claims; RMS is the true measure of sustained power. Available from $2,500.
Amplifiers have practically zero ongoing costs aside from electricity, which is highly variable based on usage volume and class type (Class A uses more power than Class D). Good amplifiers can last decades with proper care. Consumables are virtually non-existent unless using tube amps.
Common Failure Modes
Solid-state amplifiers are extremely reliable. Failures usually stem from blown capacitors, overheated output transistors, or physical wear on volume potentiometers. Proper ventilation prevents 90% of heat-related failures.
Match your amplifier's power output (Watts RMS) to your speakers' sensitivity and impedance (Ohms). Do not obsess over astronomical peak wattage claims; RMS is the true measure of sustained power. Class D amplifiers run cool and are compact, while Class A/B offer traditional warm sound at the expense of heat and size.
Solid-state amplifiers can last 20+ years. Capacitors may eventually dry out and need replacement.
The Bowers & Wilkins Amplifier CDA-2HD 2-Channel Compact Distribution is available at abt, bhphoto, starting at $2,500.
Amplifiers have practically zero ongoing costs aside from electricity, which is highly variable based on usage volume and class type (Class A uses more power than Class D). Good amplifiers can last decades with proper care. Consumables are virtually non-existent unless using tube amps.
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