An exceptional stereo power stage with 100% tube circuit topology that can be considered the logical continuation of the sensational Reference 160M monophonic model, also based entirely on vacuum tubes, launched on the market in 2018 and considered by global specialized critics as one of the most musical performances of its kind ever created.
Equipped with the unmistakable aesthetics of the Reference 160M, which especially highlight the revolutionary GhostMeters level indicators exclusive to Audio Research , the Reference 160S incorporates a total of eight KT150 power tubes, as well as an automatic bias circuit developed by the company. legendary Minnesota signature and the possibility of operating in Triode and Ultralinear modes.
To this must be added a four-layer printed circuit board and a practical status monitoring scheme for the output valves, to which is added connectivity with balanced inputs via XLR connectors and unbalanced inputs via RCA connectors. Thanks to this, the Reference 160S distills the impressive combination of resolution, dynamic impact, musical purity and finesse of the Reference 160M but using a single chassis to facilitate its access to a greater number of fans.
Characteristics:
- Absolute reference tube stereo power stage.
- Equipped with 8 KT150 output valves and 4 6H30 attack valves.
- Analog VU meter engraved on the front panel.
- Automatic polarization circuit for the outlet valves.
- Possibility of selection between Ultralinear and Triode operating modes.
- Output power: 2 x 140W RMS.
- Frequency response: 5 - 70,000 Hz (cutoff points at -3 dB).
- 14 dB overall negative feedback rate.
- 2 microsecond rise time.
- Slew Rate of 13 V/us.
- Balanced (XLR) and unbalanced (RCA) inputs.
- RS-232 input and 12 V trigger signal socket.
- Dimensions: 483 x 260 x 546 mm (W x H x D).
- Weight: 45kg.
Available in black finish upon request. Consult
