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Audio Research D-250 II Servo power amplifier ...
https://www.stereophile.com/tubepoweramps/413/index.html
The D-250 is the flagship of Audio Research's power amplifier range and, at 250 watts per channel, is the most powerful all-tube stereo amplifier currently available in the US. Under the circumstances, then, it is not surprising that it should also be one of the heaviest and largest. The appearance alone of the D-250 inspires respect.
Used Audio Research D250 MKII Power amplifiers for Sale ...
https://www.hifishark.com/model/audio-research-d-250-mk-ii
AUDIO RESEARCH D-250 MK II Servo TUBE Amplifier....1800.00 plus shipping US Audio Mart $1,800 May 1, 2021 - May 4, 2021
D250 Manual - Audio Research
https://audioresearch.com/wp-content/uploads/2021/06/D250_Manual.pdf
MODEL D-250 POWER AMPLIFIER OWNERIS MANUAL 8-30-83 . TABLE OF CONTENTS PAGE 3-4 6-8 8-9 9-11 12 13 14 TITLE INTRODUCTION ... So it is with the D250 amplifier. If you ... Your Audio Research amplifier is a precision electronic
Audio Research D-250 Stereo Power Amplifier Manual | HiFi ...
https://www.hifiengine.com/manual_library/audio-research/d-250.shtml
mkII. Power output: 240 watts per channel into 16Ω (stereo) Frequency response: 20Hz to 20kHz. Total harmonic distortion: 1%. Damping factor: 20. Input sensitivity: 0.8V. Signal to noise ratio: 90dB. Valve complement: 12 x 6550, 2 x 12AT7, 4 x 6DJ8, 4 x …
ARCDB
https://www.arcdb.ws/model/D250
D-250 MKII Servo manual D-250 parts list Specifications Power output 240 watts per channel minimum continuous (both channels operating) at 16 ohms from 25Hz to 20kHz with less than 1% total harmonic distortion. Typically below .005% at 1 watt. Approximate actual power available per channel at "clipping" (both CH. OP, 1kHz): 250 watts.
Audio Research – High-end audio equipment
https://audioresearch.com/
At the heart of our Power Amplifiers is decades of proven Audio Research vacuum tube technology, a legacy unrivaled by any other manufacturer of tube electronics. Developed through hundreds of hours of critical listening, the carefully selected components comprising our Power Amplifiers combine to provide an array of amplifiers which transcends ...
Audio Research D250 stereo tube power amplifier | eBay
https://www.ebay.com/itm/Audio-Research-D250-stereo-tube-power-amplifier-/143534009933
Find many great new & used options and get the best deals for Audio Research D250 stereo tube power amplifier at the best online …
Audio research D240 MkII Amp - Audiogon Discussion Forum
https://forum.audiogon.com/discussions/audio-research-d240-mkii-amp
09-21-2006 2:37am. Edit. Delete. Hi, i use also 2 of these warm sounding amps i needed more power so i bought a second one and bridged them into 2 mono amps. to keep this great sound .. i use the. ARC LS25 MKII as pre-amp with selfmade transmissionline speakers with Eton units and a marantz CD16 Modified.
Audio Research D400MKII power amp
http://forums.audioreview.com/amps-preamps/audio-research-d400mkii-power-amp-36219.html
Audio Research D400MKII power amp. I have had this great power amplifier for many years and. for bass reproduction is outstanding. I drive my Magneplanar. Tympani IV bass panels, which have an impedance of 4 ohms, and the …
What Audio Research power amps have you owned or admired ...
https://www.whatsbestforum.com/threads/what-audio-research-power-amps-have-you-owned-or-admired.143/page-4
On the power amp side I've owned the D115 Mk II and the D250 Mk II Servo. My favorites? The SP-11 and the D250 by far. I still have both of them. The sheer power of the D250 gives a sense of ease when driving my difficult Martin Logan CLS …
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