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Pioneer SA-9900 Amplifier Serviced Operational Read Description.IMPORTANT: This amplifier has scratches on the front panel and shows rust on the side covers. The phono section functions perfectly. The metal covers were refinished with electrostatic paint by the previous owner. The main control knobs show staining, and the volume potentiometer produces scratchy noise at low volume levels. The tone control knobs also generate scratchy noise and require general cleaning.The previous owner performed internal electronic service, including replacement of the main capacitors. The power indicator lamp illuminates dimly. The 50Hz bass control knob functions properly; however, it is not fully seated into the front panel.The unit is being sold as-is. It is an equipment that was tested for more than 8 continuous hours.A test video was recorded to the amplifier. You can watch it on our YouTube channel (SSC Global Company) to corroborate your purchase and be sure of it.The amplifier is sold like this, all photos of the real equipment are shown.This turntable will be sold by special order, as once a buyer is confirmed, the unit will be imported to the United States and delivered to our warehouse in Miami, FL 33166. If you have any questions, please feel free to contact us through messaging. We have more than 250 successful sales and maintain a positive reputation with all our customers. We will be happy to assist anyone interested in this unit. Please note that delivery to our Miami warehouse may take approximately 4 to 6 weeksThe shipment will be made only through FedEx Ground or FedEx Home.Only sold in the local US marketReturns are not acceptedThe box number is 6AAsk any questions you may have and we will kindly respond.
This is a clear seller’s market for the Pioneer SA-9900, and the US$1,000 asking price is ambitious, sitting well above the 75th percentile of US$448 from your GROUND TRUTH data (median US$200, 25th percentile US$105). While external estimates for this top-of-the-line 1976 amp range from US$700 to US$2,900 depending on condition, the US$1,000 figure demands pristine, original-owner status with verified servicing to justify the premium over the typical used market.
The SA-9900 is a legendary powerhouse delivering 110 watts per channel with exceptional low distortion (0.05%) and wide frequency response (7Hz–40kHz), making it a benchmark for vintage hi-fi enthusiasts. Its value lies in its robust build, dual speaker outputs, and rare top-tier specs. If this listing is truly serviced, operational, and includes original accessories, it becomes a worthwhile buy for timing and rarity, but the price warrants careful verification of the power supply and protection board before committing.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Pioneer traces its roots to 1937 in Tokyo, Japan, when founder Nozomu Matsumoto, inspired by the thrill of imported hi-fi speakers, developed the A-8 dynamic speaker and launched a radio and speaker repair shop. The business formalized as Fukuin Shokai Denki Seisakusho in 1938, evolving into Pioneer Corporation and embodying Matsumoto's philosophy of "Move the Heart and Touch the Soul" through audio innovation.
The brand excels across diverse hi-fi categories, pioneering Japan's first headphones in 1960 with the SE-1 and the world's first component-based stereo system in 1965 via the PSC-5A. Pioneer's portfolio spans amplifiers, speakers, turntables, and DACs, alongside landmark car audio advancements like the 1975 Supertuner-equipped stereo and the 1986 in-car CD player, blending home and automotive excellence.
Today, Pioneer holds a commanding mid-to-high-tier position in the market, revered for reliable, performance-driven gear that balances premium quality with accessibility. Its vintage components attract collectors, while current offerings appeal to discerning buyers seeking robust, innovative sound reproduction without boutique excess.
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