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Crown DC-300A Vintage Laboratory Stereo Power Amplifier USA Made Tested
Other Crown DC-300A 6 views

Crown DC-300A Vintage Laboratory Stereo Power Amplifier USA Made Tested

USD$674 AUD$947
Location
AU
Seller
hotgold_hi_fi
Source
eBay Australia
Posted
8 Sep 2026
Last seen
3h 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

A$947 is right on the money for this one: just above the A$941 median and comfortably within the normal used range of A$829 to A$1,108, so this reads as a fair buy rather than a bargain or an ask to haggle hard. It is not priced so low that you should expect a steal, but it is also not ambitious for the market.

The appeal here is straightforward: the DC-300A has a long-standing reputation for being a rugged, no-nonsense pro amp with real drive and loads of headroom, which makes it attractive for speakers that like current and control. At this price, the upside is in finding a clean, working example with solid channels and no signs of abuse; if it has been well kept, it should be a very sensible piece of vintage muscle to own.

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

About Crown

Crown Audio traces its origins to 1947 in Elkhart, Indiana, where minister and radio enthusiast Clarence C. Moore, alongside his wife Ruby, founded the International Radio and Electronics Corporation (IREC) in a converted chicken coop. Initially focused on rugged open-reel tape recorders for missionaries in remote regions, the company pioneered innovations like the world's first tape recorder with a built-in power amplifier in 1949. Ruby's suggestion in the 1960s led to the adoption of the Crown name, inspired by the crown emblems on their 'Royal' and 'Imperial' models, with the corporation officially renaming to Crown International, Inc. in 1975.

The brand shifted from tape recorders and compact loudspeakers in the 1950s to standalone tube power amplifiers by 1959, cementing its expertise in professional amplification. Crown became renowned for groundbreaking products like the DC300 in 1968—the first high-power solid-state amplifier—and the M600/M2000 in 1972, featuring patented technologies such as the ground-bridge circuit. Today, under Harman International since its 2000 acquisition, Crown specializes in high-output amplifiers for touring rigs, cinema venues, installed systems, portable PA, and commercial audio, prioritizing reliability and innovation over consumer categories like speakers, turntables, DACs, headphones, or cables.

Crown holds a commanding position as a pro-audio powerhouse, trusted by industry leaders for its durable, high-performance amplifiers that define live sound and installation standards. Far from high-end audiophile or vintage collector fare, it dominates the professional market with over 75 years of technical milestones, though recent production shifts to Mexico reflect ongoing evolution. For the discerning hi-fi buyer eyeing pro-grade power, Crown delivers uncompromised authority.

See all Crown listings on RADAR.

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