Demonstrator / Used / Consignment Equipment

The featured demo and used components listed for sale below are carefully inspected to make sure they’re working properly. Please see note at the bottom of the list for more information on conditions and terms of sale. This is a list of featured products; for a complete list, please e-mail us.

Please note- we don’t buy used components, or accept items for consignment unless part of an upgrade purchase.


Audio Research REFERENCE 3 preamp, silver

Reg. Price: $9995
Sale Price: $4500

The Audio Research REF3 preamp was ARC’s top model a few years ago and still competes with the best.  The REF3 is a vacuum tube design with plenty of connectivity options for easy integration to any system, and sounds fabulous.  This used, one-owner model was originally sold by us and includes original box, packing, and remote.  Natural silver finish with black handles, as shown. Very clean and in excellent condition.


Linn 5125 five channel power amp

Reg. Price: $2850
Sale Price: $675

Linn’s 5125 is a five channel power amp that was the foundation of the Linn AV51 system when it originally launched.  Nice sounding amplifier for either an audio video system, bi-amping a pair of speakers, or powering two pair of speakers.  Also has ability to be fitted with Linn Aktiv cards.  We have two used Linn AV5125 amps available, one black and one silver.


Linn Espek speakers, black or cherry

Reg. Price: $3350
Sale Price: $1500

Linn’s Espek speakers are one of our all-time best sellers.  They’re a slim full-range floorstanding model that’s easy to position in a room and easy to power.  We have two used pair so your choice- black ash or cherry.  Also available for separate purchase, we have the matching center channel speaker, the Linn Ekwal, also available in both finishes.  No boxes or packing so local sale only.


MartinLogan Ascent-i speakers

Reg. Price: $4,495
Sale Price: $1,000

On consignment is this used pair of MartinLogan Ascent i speakers with cherry trim, in good condition.  The Ascent-i are a hybrid speaker combining an electrostatic panel with a 10″ bass driver. Original box and packing are included but prefer local sale due to size of boxes and cost to ship. Consignment sale for a client who has upgraded.


Audio Research GSi75 integrated amp

Reg. Price: $16,000
Sale Price: $8600

Yes, you can have it all in one box and still get near state of the art performance.  ARC’s GSi-75 integrated amp combines the magical sound of KT150 vacuum tubes in the amp section with a serious digital to analog converter, MM/MC phono stage, and headphone amp all in a beautiful package.  The amp section of the GSi will happily drive even the most challenging speakers.  This is a one-owner unit that we sold originally and have taken in on trade as part of an upgrade.  It’s super-clean and includes original box, packing, and remote.


Naim Uniti Nova music system

Reg. Price: $7495
Sale Price: $4995

Naim Audio’s top all in one system, the Uniti Nova delivers terrific sound from all your sources. The powerful integrated amp matches well with most any speaker, and the onboard DAC includes standard digital inputs as well as a network input to facilitate streaming music from local digital libraries and online sources like Tidal.  A gorgeous industrial design completes the package, with an illuminated tactile volume control on top and OLED screen on the front that can display album art etc.  This is our demo model and is in pristine condition, and includes original remote, box and packing.


Audio Research LS25 MK II stereo tube preamp

Reg. Price: $5495
Sale Price: $2000

ARC’s LS25 MK II preamp is a highly flexible, neutral performer.  This used model has just come in on trade towards a new ARC LS28.  Black faceplate, very clean.  One owner, it includes a new remote and new tube set but no box and packing so local sale is preferred.

Please note: demonstrator units (except for furniture) typically include box, packaging, and manufacturer’s warranty, and are in excellent condition. Furniture is for local sale only, as it cannot be shipped. Used components are in good working condition, however boxes, packaging, and manuals may or may not be available, and there is no warranty unless the original manufacturer’s warranty is transferrable. Used pieces that are owned by AudioConcepts may be purchased with any normal form of payment, and are taxable. Pieces that are on consignment for a customer are being sold directly to you by the customer. These sales are final, cash only, and non-taxable. We’re happy to hook up any of these products prior to purchase.

If something interests you, call us at (214) 360-9520, or e-mail us.