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For sale is a JVC TT-71 Quartz Lock Direct Drive turntable motor unit, the precision standalone drive unit used in the JVC QL-7 and suitable for installation in an appropriate original or custom plinth.This is the desirable 120V / 60Hz U.S. version—not a Japanese-market 100V unit—so no step-down transformer is required for normal use in the United States.The TT-71 is in very good cosmetic condition for its age and is operating properly. Both 33⅓ and 45 RPM have been tested, the quartz-lock system operates properly, and speed remains stable. A video demonstrating operation will be attached.IMPORTANT — MOTOR UNIT ONLYThis listing is for the JVC TT-71 motor unit only. It is shown installed in its original JVC QL-7 plinth because I am keeping the motor safely mounted and protected until it is sold. The QL-7 plinth and dust cover shown in the photographs are NOT included and will be listed separately. No tonearm or cartridge is included. The TT-71 will be carefully removed from the plinth for shipment after the sale.SPECIFICATIONS• FG-detection quartz-lock DC servo direct drive• Speeds: 33⅓ and 45 RPM• Wow and flutter: 0.025% WRMS• Rotating-part wow and flutter: 0.013%• Signal-to-noise ratio: 73 dB (DIN-B)• Rotational speed deviation: 0.002% or less• Drift: 0.0001% per hour• Temperature drift: 0.00003%/°C• Starting time: 1.4 seconds or less at 33⅓ RPM• Quick-stop time: within 1.6 seconds at 33⅓ RPM• Mounting opening: 281 mm diameter• Dimensions: approximately 350 × 120 × 350 mm• Weight: approximately 6.2 kg / 13.7 lb• Power: AC 120V, 60Hz — U.S. versionPlease review the photographs and operation video carefully. The photographs show the actual TT-71 being offered. The unit will be carefully packed for shipment.Again, this sale is for the TT-71 motor unit only. The plinth, dust cover, tonearm, and cartridge are not included.PACKING AND SHIPPINGThe $75 flat shipping charge includes new packing materials and insured shipping within the Continental U.S. Local pickup is also available.
This is a respected old direct-drive motor unit, prized by builders for its quartz-lock stability and strong foundation for a serious plinth project. At US$399, it sits well above the typical used market for this category, with the US$102 median and US$183 75th percentile making this look ambitious rather than a bargain.
What makes it appealing is the TT-71’s reputation for speed accuracy, durability, and DIY-friendly upgrade potential; good examples can anchor a very high-performing custom deck. That said, the value here depends heavily on completeness and condition, since these motor units are often judged by how cleanly they run and whether any mounting, wiring, or platter-related parts are included.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
JVC, originally founded on September 13, 1927, in Yokohama, Japan, as the Victor Talking Machine Company of Japan, emerged as a subsidiary of the American Victor Talking Machine Company. It quickly established itself in phonograph and record production, becoming a leader in turntables within its first few years. After RCA acquired the parent company in 1929, JVC expanded into radios and introduced Japan's first domestically produced television in 1939, laying the foundation for its enduring legacy in consumer electronics.
The brand's product focus has historically centered on audio and video playback devices, starting with phonographs and evolving through radios, televisions, and the revolutionary VHS videocassette recorder launched in 1976, which became the global standard over Sony's Betamax. In hi-fi realms, JVC gained renown for amplifiers, speakers, turntables, and components like tuners, while later offerings included headphones and car audio systems. Following its 2008 merger with Kenwood to form JVCKenwood, it continued blending audio expertise with broader electronics.
Today, JVC occupies a solid mid-tier position in the hi-fi market, prized by enthusiasts for reliable, value-driven performance rather than ultra-high-end exclusivity. Its vintage gear, particularly from the wood-case amplifier era and early digital components, attracts collectors, while modern lines deliver competent sound without boutique pricing. This accessible heritage makes JVC a dependable choice for knowledgeable buyers seeking proven Japanese engineering.
See all JVC listings on RADAR.
