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Blue circle BC-3 Pre Amplifier Pre Amplifier Blue Circle BC3 line level Tube Use Two 6922 valve amplifier very special tube per ampcards internal wiringtwo mono Elma Step Volumehand made in Candra this amp at stereophile A Class Pre amp recommended at 2003 https://www.stereophile.com/tubepreamps/510/index.htmlhttps://positive-feedback.com/nos/blue-circle-bc3-preamplifier/one of the Class A stereophile recommended 2003working perfectly this amp run at US 120V need add 240V transformer local pick up will be best as this is very heavy Condition: Excellent Payment Method: Paypal EFT Cash on
The Blue Circle BC3 stands out as a vintage tube linestage preamp from the late '90s, prized for its dual-mono design, stainless steel build, and natural, detailed soundstaging that punches above many solid-state rivals of its era. At AUD1,700 for unknown condition, this asking price feels ambitious—typical used BC3s or Galatea variants trade in the AUD1,000-1,400 range on global markets, assuming solid cosmetics and functionality; you'd be paying a premium without condition details to justify it.
Before biting, verify the outboard BCG3.1 power supply is included and its umbilical cable intact, as missing or faulty PSUs kill value. Check tube life on the 6922s (they're 90-day warranted new), input selector tracking, and any Shallco attenuator wear—common failure points on these 25+ year-old units that can introduce channel imbalance or noise.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Circle Labs Audio, a boutique Polish hi-fi brand from Krakow, traces its roots to 2007 when engineer Krzysztof Wilczyński founded the company after years of designing tube amplifiers as a hobby. He partnered with designer and marketer Krzysztof Lichoń, blending Wilczyński's audio expertise with Lichoń's distinctive aesthetic vision. Though the name emerged around that time, the brand gained traction only in recent years through rigorous in-house testing and real-world audiophile feedback.
The company specializes in hybrid amplifiers that fuse tube input stages for warmth with solid-state output for power and reliability. Key offerings include the flagship A200 integrated amplifier, now joined by the P300 preamplifier and M200 monoblock power amp—capable of stereo or bridged mono operation. Earlier models like the obsolete A100 laid the groundwork, emphasizing precise sound reproduction over mass production.
Positioned as a niche high-end contender, Circle Labs commands respect among discerning buyers for its innovative R&D, elegant industrial design, and musical purity. It appeals to those seeking integrated solutions that rival established names without compromising on detail or dynamics, carving a growing international presence in the competitive hi-fi landscape.
See all Circle Labs Audio listings on RADAR.
