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At US$175, this sits above the recent-used median of US$130 and the 75th percentile of US$130, so it reads as ambitious rather than fair on our comparable data. For this model, I’d want a stronger justification than “normal used”: as listed, it is asking a clear premium over the typical market.
That said, the SU-G91 is worth chasing if you want a clean Technics integrated with a tidy, late-90s feature set and good everyday usability. It’s the kind of amp that can be a solid, understated performer if it’s functioning properly and comes with useful extras, but at US$175 I’d look for verified condition, service history, and the original remote or other accessories to make the premium feel earned.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Technics: Japanese Precision Engineering Since 1965
Technics emerged in 1965 as a premium audio brand established by Matsushita Electric, now known as Panasonic, with headquarters in Osaka, Japan. The brand name derives from the word "technology" and was originally conceived to showcase Matsushita's high-end audio capabilities. The company's founding philosophy centered on rigorous acoustic research and engineering excellence rather than relying solely on subjective listening impressions. This commitment to scientific methodology became the cornerstone of Technics' identity and product development approach.
The brand built its reputation across a comprehensive range of audio equipment, including turntables, amplifiers, loudspeakers, CD players, tape recorders, and digital pianos. Technics achieved international prominence through its revolutionary direct-drive turntables, beginning with the SP-10 professional model in 1969 and the consumer-focused SL-1100 in 1971. The iconic SL-1200 series, introduced in 1972, fundamentally transformed DJ culture and remains highly coveted by both professional DJs and audiophiles. These turntables set new industry standards for precision engineering and reliability.
Technics occupies a distinctive position as a high-end heritage brand with particular strength in the turntable segment. While the company largely withdrew from consumer markets in the early 2000s, the brand has maintained prestige among serious audio enthusiasts and collectors. Today, Technics represents a bridge between vintage audio collecting and contemporary hi-fi, with its products commanding respect for their build quality, sonic performance, and historical significance in audio culture.
See all Technics listings on RADAR.
