Conrad-Johnson ART88 Triode Preamplifier

Conrad-Johnson designed the ART88 to serve as an industry reference standard for line-stage preamplifier performance. That's an ambitious brief, and in our experience with CJ's reference products over the years, they mean it literally rather than as marketing language. Under 80 hours of use. Mint condition. Original box, remote, and all packaging. Non-smoking environment.

The Architecture

Dual-monaural. Each channel has its own complete power supply — the two channels share only the power transformer and chassis. Nothing else. The left channel and right channel are as independent as two separate preamplifiers. Channel separation at this level has audible consequences: the soundstage becomes more precise, the imaging more stable, and low-level detail in each channel is no longer compromised by what's happening in the other.

Zero negative feedback throughout the signal path. CJ's position on feedback is well-established and consistent across their reference products: the musical information that feedback theoretically corrects is real information, and the phase shifts and altered transient behavior that feedback introduces are audible costs. The ART88 operates without those costs.

Why This Matters

The ART88 sits at the top of Conrad-Johnson's preamplifier lineup — the product they build when the objective is performance rather than price management. Used at under 80 hours, it's effectively a new preamplifier in a used preamplifier's price bracket. For a listener who wants reference-level tube line-stage performance without the full new retail price, this is an unusual opportunity.

Press Recognition

Conrad-Johnson's ART series has been reviewed by Stereophile, The Absolute Sound, and Hi-Fi+ consistently over the years. The ART line holds a Class A rating in Stereophile's Recommended Components and has been referenced in those publications as a benchmark against which other preamplifiers are evaluated.

Specifications

• Type: Tube line-stage preamplifier, reference
• Topology: Dual-monaural, independent power supplies per channel
• Feedback: Zero throughout signal path
• Hours: Under 80
• Condition: Mint
• Included: Original box, remote, all packaging
• Free shipping outside NE, no sales tax

Questions about how the ART88 compares to other reference preamplifiers, or what amplifiers it pairs well with? Reach out — we know this product well.