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For sale is a lot of four original vintage Acoustic Research/ALPS speaker level-control potentiometers for AR-2, AR-2a AR-2ax AR-3 AR-3a AR-5 AR-6• Marked: ALPS-15
• Rating marked on each: 15 Ω / 15 W
• Quantity: 4 potentiometers
• Includes the original vintage Acoustic Research–marked box
• Box address: 380 Turnpike Street, Canton, MA 02021
• Three solder-lug terminals per control
• The leads/tabs show no evidence of solder, supporting that these are genuine new old stock (NOS) parts
• Stored for decades; light age-related cosmetic oxidation/scuffs may be present on metal surfaces and packaging, as shown in photosThese are original vintage wirewound-style controls suitable for a restoration project or parts collection. They are commonly associated with vintage Acoustic Research loudspeaker level-control applications, including early AR models. Please verify electrical specifications, shaft style, mounting dimensions, and compatibility with your particular speaker before buying.Important: These are vintage electronic parts sold as pictured. They are believed to be unused NOS based on the clean, unsoldered terminals, but have not been installed or function-tested under load. The original box is included and shows storage wear.You will receive: Four (4) original ALPS-15 15-ohm, 15-watt potentiometers and the pictured vintage Acoustic Research box.
