FS. Purity Audio Design Basis MK2 Preamplifier

Started by Response Audio, August 16, 2022, 02:03:35 PM

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Response Audio

Asking $1,550 OBO
Recently brought in on a trade for our Master Preamp, this Basis MK2 is in very good condition. Not often seen on the second hand market. The Basis MK2 is a scaled down version of our highly regarded Purity Reference preamp.
Has a new bill of health as of 8/10/22.
Shipping included to lower 48 at this price.
See our other ideas for more audio deals.

Unit will be shipped without tubes or power cord. We will provide a 6 month warranty.



Features:

Aluminum chassis

100% polypropylene power supply

Choke filtered

High current Toroidal transformer

Laser etched aluminum front panel

6SN7 or 12AU7 compatibility

Alps Blue remote volume w/mute by Bent Audio

Aluminum control knobs

Finish: Black anodized

Specifications:

Circuit: Class A zero feedback
Freq. Response: 20Hz-- >35kHz
Input impedance: 50K ohms
Output impedance:
Gain: 17dB
Output impedance: 750 ohms
Phase: Inverts
Tubes: 2x 6SN7 or 2x 12AU7 (12AU7 with adapters)
Size: 16.25" W x 12.25" D x 3" H
Net Weight: 13 lbs.

Pictures: https://purityaudiodesign.com/used-equipment

Design Engineer
Response Audio NY
Custom Vacuum Tube Deaign
www.ResponseAudioNY.com

Response Audio

Design Engineer
Response Audio NY
Custom Vacuum Tube Deaign
www.ResponseAudioNY.com

Response Audio

Design Engineer
Response Audio NY
Custom Vacuum Tube Deaign
www.ResponseAudioNY.com

Response Audio

Design Engineer
Response Audio NY
Custom Vacuum Tube Deaign
www.ResponseAudioNY.com