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Crown IC150A Pre Amplifier In excellent condition and working perfectly, this is a very nice sounding amp with a beautiful style. Discrete circuit. Virtually unmarked in condition. *Please see my other ads. Too many things not getting. Condition: Excellent Payment Method: Cash. EFT Region/State: (NSW) New South Wales/Australia By GTA105 0 Comments AUD $375 Date: May 13, 2025May 13
At A$375, this is a fair to slightly ambitious ask for a used Crown IC150A preamp, depending on condition and accessories. Recent comparable listings for similar IC150/150A units in very good shape, sometimes bundled with Crown power amps, have traded in the low to mid‑hundreds in USD, which roughly translates to the A$500–A$800 band; standalone IC150A preamps in decent condition typically sit in the A$300–A$500 range. At A$375, this falls near the lower‑mid end of that band, so it’s reasonable if the unit is clean and functional, but not a clear bargain unless it comes with matching Crown gear or original documentation.
Before buying, check that the preamp powers up without hum, hiss, or channel imbalance, and that all controls—input selectors, volume, and tone controls—operate smoothly without crackling. Given its age, inspect for capacitor leakage or signs of previous repairs inside the chassis, and confirm that any original power cord and manual are present, as these can be hard to source and add real value.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
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.
