Uncover Details you’ve Never Heard Before
Hear every nuance and intricacy of your music with the № 523. This high-end preamplifier serves as the hub of your audio system and perfectly preserves analog audio signals — so you can experience the full potential of the music you love.
Detailed Analog Audio
The № 523 includes a high-performance Pure Phono module that’s housed in its own steel enclosure to reduce noise and deliver outstanding performance. Your favorite vinyl albums will never sound better.
Pure Path Circuit Design
Our proprietary approach to circuit design delivers uncompromising musical purity and an engaging listening experience. By using discrete components carefully selected for their precise function, the № 523 delivers unmatched sound quality that captures the nuances of every note.
High-Performance Headphone Output
Unleash all the performance your headphones can deliver. The № 523’s Main Drive headphone output has enough current capability to drive headphones directly, without a separate amp. Enjoy an incredibly detailed personal listening experience — and lose yourself completely in the music.
Mark Levinson No.523 Preamplifier User's Manual
Analog Inputs: 2 balanced (XLR), 3 single-ended (RCA) line, 1 single-ended (RCA) phono w/ ground
Analog Outputs: 1 balanced (XLR); 1 pair single-ended (RCA), 1 headphone (¼”, 6.3mm TRS)
Output Impedance: <80 Ω single ended, <160 Ω balanced
Dimensions: Height ( w / feet): 3.75” / Height (wo / feet): 3.25” x 17.25” x 18”
Weight: 39 lbs
Packaged Dimensions: ( H x W x D ) 26.7’’ x 16’’ x 26.7’’
Packaged Weight: 64 lbs
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