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Vocals and cymbals float
The MOON 330A Power Amplifier represents not only an amazing value, but also amazing sound, period. It delivers a tight, extended and superbly authorative bass with power, weight and articulation. Vocals and cymbals float in a musical space filled with the air and natural ambience of a musical performance. When mated with the 390 Network Player / Preamplifier, the combination provides a musical performance so complete and satisfying that one wonders if it can get any better
 
Famous and respected
Technically, the 330A is the stereo version of the flagship 400M Monoblock Amplifiers. Like all MOON products, the 330A Power Amplifier is built to the highest standards of materials, quality control, reliability and performance that has made MOON products so famous and respected around the world
 
Key features
Of course, key features you’d expect in a MOON product are present such as 12V triggers and an RS-232 port for custom-install environments.
 
Design features
Balanced differential circuitry.
Precision matched proprietary MOON Bipolar output transistors for improved bass response and accurate sonic reproduction.
An oversized power supply using a custom proprietary toroidal transformer design.
A high damping factor yielding superior musical dynamics, improved signal speed & refined timbre accuracy.
“Class A” output to 5 watts for greater efficiency.
Optimized selection of very high quality electronic components.
 
Specifications
Output Power at 8Ω
125 W per channel
Output Power at 4Ω
250 W per channel
Output Power - Bridged mono at 8Ω
400 W
Input Sensitivity
800mV RMS
Input Impedance
47,500Ω
Gain
31dB
Signal-to-noise Ratio
100dB @ full power
Frequency response (full range)
10Hz - 125kHz +0/-3dB
THD (20Hz - 20kHz @ 1 W)
0.02%
THD (20Hz - 20kHz @ 125 W)
0.05%
Intermodulation distortion
0.02%
Shipping weight
33 lb / 15 kg
Dimensions (width x height x depth)
16.9 x 3.5 x 14.0 in
42.9 x 8.9 x 35.6 cm