AR TP 1 (1982–1985)
Acoustic Research built its name on loudspeakers, but in 1982 the company took a swing at the turntable market with the TP 1. It was a deliberate, no-frills design - a belt-drive deck with a straight, gimbaled, statically balanced tonearm of low effective mass, riding in a "chunky, all black plinth." The platter is 12-inch cast aluminum, spun by a Papst 3.5W AC synchronous motor, the same motor found in the AR ES-1. The look was meant to match the classic AR speakers of the era, and the whole thing was engineered to be cheap to produce so AR could sell it at a competitive price.
The specs are respectable for the class: speeds of 33⅓ and 45 RPM, and speed tolerance within 0.9%. Wow & flutter and rumble figures vary depending on which source you consult. The two main databases disagree on the exact numbers - wow & flutter is listed as either 0.032% WRMS or 0.04%, and rumble as either −65 dB or −68 dB. Dimensions are a compact 17" W × 5" H × 14" D. The TP 1 sold for $275 in 1983 (DM 700 in Germany) and stayed in production through 1985.
The historical record is thin beyond the basic facts. No owner reviews, no technician opinions and no common-problem notes have surfaced in the research materials. The design intent is clear - an affordable, well-built entry point from a respected speaker maker - but how it performed in the field, and how it was received, isn't documented in the sources we have. Platter weight and total weight also disagree between sources, which suggests the original documentation may not have been entirely consistent. A 1985 issue of Audio noted the SME Series V tonearm bore very little resemblance to previous SME arms (Audio, October 1985, p.110).
Known specs:
- Belt drive, Papst 3.5W AC synchronous motor
- 33⅓ and 45 RPM; speed tolerance ≤ 0.9%
- 12" cast aluminum platter
- Straight, gimbaled, static-balanced tonearm, low effective mass
- 17" W × 5" H × 14" D
- $275 (1983); DM 700 in Germany
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