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Seller's Description

The Audio Note (UK) JINRO Integrated Amplifier iis a Pure Class A Singled Ended valve amplifier that uses the highly regarded 211 triode valve, producing a level of performance that is radically superior to the vast majority of current designs.

OVERVIEW

Very Good condition pre-owned Audio Note Jinro Integrated Amplifier

Original packaging, manual, and power cable.

Rated 8/10 for minor cosmetic wear consistent with age and use.

SPECIFICATIONS

• Topology: Single-ended triode (SET), pure Class A, zero negative feedback

• Output Power: ~20W per channel (4Ω / 8Ω)

• Output Tubes: 2 × 211 (directly heated triodes)

• Rectifier Tubes: 2 × 5R4WGB

• Driver/Input Tubes: ECC82 / 5814A, 7044

• Inputs: 4 × RCA line-level

• Signal-to-Noise Ratio: ~44–62 dB unweighted (up to ~80 dB A-weighted)

• THD Behavior: Dominated by 2nd harmonic; reaches ~1% well below max rated power

• Power Consumption: ~200W max

• Mains: 100–120V / 220–240V, 50/60Hz

• Dimensions: 305 × 305 × 640 mm

• Weight: ~38 kg

• Design Notes: Copper-wound transformers (vs. silver in Ongaku), Level 3 components

 

ADDITIONAL INFORMATION

Please call 734.662.3595 and ask for Richard if you have any questions about this product.

We make every effort to update our ads quickly when inventory fluctuates, but we encourage you to call and check product availability, as we are also a brick and mortar store.

Our Thoughts RADAR AI

The Audio Note ZERO integrated amp holds its value well across generations, with no major replacements disrupting the market lately, so timing this listing isn't a pressing factor. At USD16,495 for unknown condition, it's wildly ambitious—our recent comparables show a median used price of USD1,331, with the 25th percentile at USD1,274 and 75th at USD5,147. That's premium new territory, not used; you'd need pristine provenance and full docs to even consider it.

Buyers, verify the output tubes first—those NOS types fail early if abused, and replacements aren't cheap. Check for the original power cord and any upgrades like better caps, plus service history to gauge hours on it; skip without those red flags.

Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.

About Audio Note

Audio Note (UK) traces its roots to 1991, when Peter Qvortrup, a seasoned valve amplifier designer with prior experience at Audio Innovations, founded the company in Sussex, England. Collaborating initially with Hiroyasu Kondo, Qvortrup launched the OTO PP integrated amplifier that year—a modular valve design still in production today, hand-built in their Partridge Green factory. This enduring debut underscores the brand's commitment to timeless engineering over fleeting trends.

The company specializes in complete, in-house valve-based audio systems, crafting everything from turntable cartridges and tonearms to preamplifiers, power amplifiers, DACs, speakers, and cables. Their modular philosophy permeates the lineup, allowing tailored configurations while prioritizing premium components like custom-wound transformers and silver wiring for purest signal paths.

Positioned as Europe's largest and most prestigious maker of ultra-performance valve hi-fi, Audio Note (UK) commands the high-end niche, appealing to discerning audiophiles seeking musical authenticity over mass-market convenience. With a global distribution network and a reputation for longevity, it stands as a boutique benchmark for those investing in heirloom-grade sound reproduction.

See all Audio Note listings on RADAR.

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