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Audio Research SP-9 Preamplifier – Old School | TONEAudio ...
https://www.tonepublications.com/old-school/audio-research-sp-9-preamplifier/
The Audio Research SP-9 redefined the term “bullet-proof.” While previous all-tube models often encountered noise, channel imbalance, hiss and distortion, this new hybrid design was dead quiet, linear, and most of all, musical. The SP-9 hit retailer’s shelves in 1987 with an MSRP of $1,695 and offered tremendous value.
Audio Research SP9 preamplifier | Stereophile.com
https://www.stereophile.com/tubepreamps/739/index.html
Audio Research SP9 preamplifier. J. Gordon Holt, Various | Nov 29, 1995 | First Published: Nov 29, 1987. Following the introduction of their very expensive, tube/FET hybrid SP11 preamplifier, there were rumors that Audio Research was working on a hybrid tube/transistor preamplifier targeted to cost less than $2000.
Audio Research SP-9 Audio Research
https://www.audio-high-store.com/audio-research-sp-9/
Audio Research SP-9. Specifications. Frequency response: 1Hz to 200kHz. Total harmonic distortion: 0.01%. Output: 2V (Pre out) Valve complement: 2 x 6DJ8/ECC88. Dimensions: 480 x 134 x 260mm. Weight: 5.9kg
audio research sp9 - Clear Trend Research
https://cleartrendresearch.com/audio-research-sp9/
Audio research is a great way to get a closer look at a song, a…
Audio Research SP9 Review - VintageSonics
https://vintagesonics.com/reviews/amplifiers/audio-research-sp9-review/
The Audio Research SP9 was a complicated, no-expense-spared design that had been ‘shrunk in the wash’ to make it more inexpensive. When it was first released, it was still quite pricey, but you didn’t have to be Richard Gere to afford one. Here was a taste of one of the finest aspects of hi-fi living, brought within audiophiles’ reach.
Audio Research SP-9 | Tube | Audiogon
https://www.audiogon.com/listings/lis9i68j-audio-research-sp-9-tube
Audio Research SP9 preamplifier J. Gordon Holt, Various | Nov 29, 1995 | First Published: Nov 29, 1987 Following the introduction of their very expensive, tube/FET hybrid SP11 preamplifier, there were rumors that Audio Research was working on a hybrid tube/transistor preamplifier targeted to cost less than $2000. The rumors were confirmed when ARC showed a black-and-white photo …
Audio Research SP9 MKII Preamplifiers user reviews : 4.6 ...
http://www.audioreview.com/product/amplification/preamplifiers/audio-research/sp9-mkii.html
The preamplifier has kept up with the continuing improvemenst in the rest of the system. The SP 9 mk II is a sensible choice, especially given the low prices on the 2nd (or 3rd) hand market. NAD 1020, Copland 301, Music Reference RM 5, ARC LS2B, ARC LS3B, QUAD 405-2, Futtermann OTL amplifier, ARC VT 100 mkII.
Audio Research SP9 preamplifier Guy Lemcoe SP9 Mk.II …
https://www.stereophile.com/content/audio-research-sp9-preamplifier-guy-lemcoe-sp9-mkii-1290
Fortunately, Audio Research's SP9 Mk.II can be had for under two kilobucks and presents, in its own unique way, a strong challenges to components costing much more. Audio Research doesn't need any introduction to Stereophile readers. It has consistently enriched the lives of music lovers with reliable, good-sounding electronics which stay out of the way of the music.
Audio Research SP-9 mkIII | Tube | Audiogon
https://www.audiogon.com/listings/lisaefjj-audio-research-sp-9-mkiii-tube
Audio Research SP9 MkIII Stereo Tube Preamplifier with MM Phono. 8/10 Excellent condition with minimal visible cosmetic wear including some light nicks around the edges of the top surface. These blemishes are not readily visible and do not detract from the overall appearance. Phono stage has 47k resistors perfect for an MM cartridge.
Audio Research SP-9 MKII Amplifier for sale online | eBay
https://www.ebay.com/p/110900181
item 2 Audio Research SP-9 mkII Hybrid Vacuum Tube Preamplifier - MM MC Phonostage 2 - Audio Research SP-9 mkII Hybrid Vacuum Tube Preamplifier - MM MC Phonostage $830.00 24 bids 2d 17h item 3 Audio Research D400MKII Solid State Stereo Power Amplifier 3 - Audio Research D400MKII Solid State Stereo Power Amplifier
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