News

April, 2011

• ZH-230 reviewed by Dick Olsher in The Absolute Sound (TAS210) »

February, 2010

• ZH-230 dual 30-watt tube amplifier based on ZOTL Technology.
• Pre One tube preamplifier with ZOTL Technology.

October, 2009

• Quadrature Z wins Hi-Fi+'s "Power Amplifier of the Year 2009".

January, 2009

• CES 2009
• Showing at The Home Entertainment Show
  January 8th - January 11th, 2009
  Alexis Park, Room 1809
  Las Vegas, Nevada

October, 2008

• Visit us at the Rocky Mountain AudioFest: main level, Lupine suite.
• Quadrature Z reviewed by Hi-Fi+ Magazine, Issue 60, October 2008 [PDF]

October, 2007

• Introduction of Quadrature Z 200-watt ZOTL monoblock Power Amplifier
• New website