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Audio Research PH1 Phono Preamp – SkyFi Audio

    https://skyfiaudio.com/products/audio-research-ph1-phono-preamp
    Audio research has been refining this piece over the last few decades and they now cost close to $10k. This is the original PH1 made with the highest quality …

PH1 Manual - Audio Research

    https://audioresearch.com/wp-content/uploads/2021/06/PH1_Manual.pdf
    audio research high o 5740 green circle drive / minnetonka, minnesota 55343-4424 / phone 612/939-0600 fax 612/939-0604 phi phono preamplifier 9-1-91 high definition sound equipment

Audio Research PH1 | Audio Advisors

    https://audioadvisors.com/product/audio-research-ph1/
    Audio Research PH1. Category Amplification. Additional information Brand: Audio Research. Location. 2271A Palm Beach Lakes Blvd West Palm Beach, FL 33409. Contact Us (561) 478-3100 [email protected]. Our Hours. Weekdays: 9 AM – 5:30 PM Saturday: by appointment Sunday: closed. Inquire about this Audio Research PH1. Name

[Audio Research Ph-1] Phono Preamp Sound

    https://vintaelec.com/ph-1
    AUDIO RESEARCH PH-1 Description Ph 1 Audio Research Phono Great. This one in excellent shape, both cosmetically and electronically. Complete with original manual. This was a phono section when new, so very much high end unit. Will be very well packed for damage free shipping. AUDIO RESEARCH PH-1 Specifications Identifiers. brand: Audio Research; mpn: Ph-1

ARCDB

    https://www.arcdb.ws/PH1/PH1.html
    PH1 manual Specifications Frequency response ±.25dB of RIAA, 10Hz to 60kHz. 3dB points below 0.5Hz and above 150kHz Distortion (THD) Less than .005% at .25V RMS 1kHz output Noise & hum 0.12µV equivalent input noise, IHF weighted, shorted input (78dB below 1mV input) Gain 48dB at 1kHz (MC and MM compatible) Input impedance

Audio Research PH1 | Phono | Audiogon

    https://www.audiogon.com/listings/lisa8f69-audio-research-ph1-phono
    Here is the Audio Research PH1 phono preamplifier offered in desirable black finish. Per ARC, the unit's lineage draws on the phono stage used initially in the coveted SP9 preamp, and refined in the acclaimed SP14: "The PH1 takes this evolution to a much higher plateau." The unit's power supply features an advanced low-noise toroidal transformer.

Audio Research PH1 | Phono | Audiogon

    https://www.audiogon.com/listings/lis9h2ih-audio-research-ph1-phono
    The 48db fixed gain allows the PH1 to be used with great results with moving magnet, high output moving coil and medium output moving coil cartridges. It is curerntly set as from the factory at 47k input impedance, which is perfect for moving magnet and high output moving coils.

Audio research PH1 alternatives - Audiogon Discussion Forum

    https://forum.audiogon.com/discussions/audio-research-ph1-alternatives
    In comparison with the coph the audio research was able to convey a more lifelike sound. Not a much relaxing sound, in this Coph excells, but a more forward and real sounding music. The session concluded that I can still upgrade the vinyl playback just upgrading the phono stage. It sounds logical being the coph a fraction of the PH1 cost.

ARC ph1 compared to ph3 - High-End Audio Discussion Forum

    https://forum.audiogon.com/discussions/arc-ph1-compared-to-ph3
    I have a Audio Research PH1 would like to know how the PH3 sounds in comparsion. Ph1 is an solid state unit, Ph3 is a tube unit which would suggest not as bright sounding, warmer,ect. How about detail, soundstage ect. My analog gear needs some updating. This is just somewhat of a MAY redo process, as I do not have alot of Analog {150-200 albums} …

Audio Research PH-1 For Sale - Canuck Audio Mart

    https://www.canuckaudiomart.com/details/649620256-audio-research-ph-1/
    Selling my Audio Research PH-1, for the Money have not been able to find a better Phone Stage. the only reason i am selling to to move to Battery Powered. Excellent condition. It was fully cleaned and services 2-3 months ago.Build in a era where everything was hand assembled at AR. Excellent piece...

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