Sony PS-X75 Biotracer Turntable

3 Apr

Sony PS-X75 Turntable

Sony PS-X75 Turntable

One ultimate Sony turntables to be produced, the PS-X75 debuted at the 1979 Tokyo Audio Fair.  It features a J-shaped Biotracer tonearm which is fully automated.

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Pioneer TX-D1000 SPEC Tuner

2 Apr

Pioneer TX-D1000 SPEC Tuner

Pioneer TX-D1000 SPEC Tuner

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Harman Kardon Citation Seventeen S Preamplifier

2 Apr

Harman Kardon Citation 17s

Harman Kardon Citation Seventeen S Preamplifier

The HK Seventeen S preamplifier was the last preamp made by Harman Kardon before the sale to the current owners, Beatrice Ford, and was the last piece that was made in the USA.

The volume pot is a 32-step / fixed-resistors attenuator while the headphones is fed by the connected power amp's loop through, allowing direct speaker selection from the Seventeen as well. Reaction to square waves is exemplary and the phono stage is difficult to overload.

 

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Marantz 2285 Receiver

21 Mar

Marantz 2285 Receiver

Marantz 2285 Receiver (1977)

The Marantz 2285 (and slightly modified 2285B pictured below) were the most powerful in the long range of 22xx series of Marantz silver face receivers in the 1970's.    It features a sensitive FM tuner, a highly selective AM tuner, a low distortion preamplifier, and two direct coupled power amplifiers on a single chassis, while retaining a flexibility comparable to that achieved using separate components.

Selected Specs:
85 Watts Per Channel into 8 ohms.
60 Damping Factor
17KG Total Weight.

 

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