BETA
RADAR is in beta — expect errors. Accuracy and coverage improvements are shipping daily.
LIVE
Waiting for new listings…
0 other audiophiles online
Conrad Johnson ART Monoblock Amps 2 of 250 made, 4 new tubes, original packaging
Conrad-Johnson 5 views

Conrad Johnson ART Monoblock Amps 2 of 250 made, 4 new tubes, original packaging

USD$7,250
Location
US
Seller
jblande443
Source
eBay US
Posted
23 Aug 2026
Last seen
1d ago

RADAR is a price search engine. We link to the original listing — we never sell direct. Transactions happen on the source site.

Our Thoughts RADAR AI

Is this the right price for a rare, top-tier Conrad-Johnson mono pair? At US$7,250, it sits well above the median US$2,200 and even above the 75th percentile of US$4,072, so this is an ambitious ask rather than a fair-market bargain.

That said, this line is prized for its big, authoritative presentation, rich midrange, and the kind of effortless drive that makes speakers wake up. The rarity helps: 2 of 250 made, plus original packaging and four new tubes, all add real value if the amps are healthy and fully serviced. For a piece like this, the key question is whether the premium is justified by condition, provenance, and proof of proper operation.

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

About Conrad-Johnson

Conrad-Johnson emerged in the mid-1970s from the dissatisfaction of two American economists and audiophiles, Dr. William Conrad and Dr. Lewis Johnson, with the inconsistent performance of contemporary amplifiers. Founded in the United States, the company launched its inaugural product, the all-vacuum-tube PV-1 preamplifier, in 1977, quickly earning critical acclaim and establishing a benchmark for musicality. This debut propelled Conrad-Johnson into the forefront of the tube renaissance, with the iconic MV75 power amplifier following in 1978, solidifying its heritage as a pioneer in high-end audio craftsmanship.

The brand specializes in vacuum-tube preamplifiers and power amplifiers, renowned for their warm, engaging sound that prioritizes musical satisfaction over sterile measurements. While tube designs remain its cornerstone, Conrad-Johnson expanded into solid-state amplifiers and phonostages in the 1980s, alongside limited ventures like the Sonographe turntable line and electronics acquired in the late 1980s. All components are hand-built in the USA using simple circuits and premium custom parts, reflecting over four decades of refined design philosophy.

Conrad-Johnson holds an exalted position in the high-end market as an American classic, beloved by audiophiles for gear that "just sounds right." Its products command lust among enthusiasts worldwide, blending vintage appeal with sustained relevance, and consistently rank among the most musically rewarding options available.

See all Conrad-Johnson listings on RADAR.

More Conrad-Johnson listings