The Market > Dealer Ads

FS. Purity Audio Design Basis MK2 Preamplifier


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.


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


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.


Response Audio:
Price lowered: Now $1,050 shipped.

Response Audio:

Response Audio:


[0] Message Index

Go to full version