The Chicago Audio Society is dedicated to helping its members achieve maximum enjoyment of music through home high fidelity audio reproduction. The Society meets throughout the year to demonstrate, discuss and enjoy the best in music and audio.

Sunday, March 13th, 2022    1:00 - 5:00 PM
Our March meeting will be held at the home of CAS
member Jeff Rick Berta.   The Holo May KTE 2-chassis DAC will be demoed. Rick's system features a high-efficiency, tube SET system, Lowthers with circular horns, Edgarhorn 100Hz horns with Altec 515B-8G-HP drivers, a custom 0a1 tube preamp, a custom 46 tube amp, 2 REL subs. and much more!
Additional Details

Recent Website Changes:

  • Slideshows of pictures from the 2022 AXPONA show have been posted to the web site under Events\AXPONA Shows\AXPONA 2022, April 22 - 24.
  • Newsletter for the August, 2021 meeting has been uploaded to the web site.
  • Our Next Event and Home page have been updated to show the August, 2021 meeting announcement.
  • A slide show of pictures from the June, 2021 meeting at Rick Berta's house has been added to the "Our Next Event" page.
  • Newsletters for the June, 2020 Zoom meeting and the June, 2021 meeting have been uploaded to the web site.
  • The page for the December, 2019 meeting presented by Mirror Audio has been added under the History\Past Meetings\2019 menu along with a slideshow of pictures from the meeting. 
  • The December, 2019 and March, 2020 newsletters have been uploaded to the web site.
  • A slideshow of pictures from the March, 2020 meeting has been added to the March, 2020 page.
  • A slideshow of pictures from the November, 2019 meeting has been added to the November, 2019 page.
  • The page for the November, 2019 meeting has been moved under the History\Past Meetings\2019 Menu Tab.
  • The November, 2019 newsletter has been added to the web site.
  • The page for the September, 2019 meeting has been added to the Past Meetings Menu.
  • A slideshow of pictures from the September, 2019 CAS meting at Toska Audio has been added to the Our Next Event page.
  • The September, 2019 newsletter has been added to the web site.
  • A slide show of pictures from the first five floors of the 2019 AXPONA show has been posted under the Events Menu.
  • A short slideshow of the few pictures I had from the February, 2019 meeting, hosted by Brian Walsh of Exogal have finally been posted to the page.
  • The August, 2019 newsletter has been added to the web site.
  • The pages for both February and July, 2019 meetings have been added to the Past Meetings Menu.
  • A slideshow of pictures from the December, 2018 Refined Audio meeting has been added at the bottom of that meeting's page.
  • Better late than never, slideshows of pictures have been added to the pages for both of the Haniwa Audio September, 2018 meetings.  The pages are under the History\Past Meetings Menu, and slideshows are at the bottom of each page.
  • The December and September, 2018 newsletters have been added to the web site.
  • The pages for both September, 2018 meetings hosted by Bob Bean from Haniwa Audio have been added to the Past Meetings Menu.
  • The page for the July, 2018 meeting hosted by Jeff Kenton at his home has been added to the Past Meetings Menu.
  • The July, 2018 newsletter has been added to the web site.
  • The page for the June, 2018 meeting hosted by Rick Berta at his home has been added to the Past Meetings Menu.
  • The March and June, 2018 newsletters have been added to the web site.
  • Slideshows of pictures from all 9 floors of the AXPONA 2018 show at the Renaissance Hotel in Schaumburg have been posted to the web site.
  • A slideshow of pictures from the March, 2018 meeting at Juan Ayllon's home has been added at the bottom of that meeting's page.





Recent Meetings

June 12, 2021
  • Our June meeting was hosted by Rick Berta at his home.  Rick has 3 high-efficiency, tube SET systems featuring the following DACs: Denafrips Terminator, Auralic G3 Vega, and Topping D90.  The main system features Lowthers with circular horns, Edgarhorn 100Hz horns with Altec 515B-8G-HP drivers, a custom 0a1 tube preamp, a custom 46 tube amp, and 2 REL subs. 
June 28, 2020
  • Our June meeting was a first for the CAS.  It was be a virtual Zoom-based meeting presented by Dr. Tetsuo Kubo & Bob Bean of Haniwa Audio on Advancements in Analog - Haniwa Low Impedance MC Cartridges and All Things Analog by Michael Fremer.
March 15, 2020
  • CAS member Stephen Merryweather hosted the March meeting at his workshop/warehouse location in Elgin.  Stephen is a skilled carpenter and woodworker and builds his own horn, open-baffle, and high-efficiency speakers. He demoed Altec Valencia's, Tannoy Golds, and RCA LC-1's all in custom horn-loaded cabinets by Stephen, as well as his updated open-baffle design.  A restored Infinity FET hybrid amplifier 700 watt Class A amplifier was featured.
December 15, 2019
  • Vlad Bazelkov, founder and designer for Audio Mirror products demoed the Audio Mirror Tubadour III SE DAC, Reflection 45 W Mono Block Amps & Audio Mirror Line Stage using Klipsch Cornwall speakers, supplied by John Brunner and Eric Krupp and a Jay's Audio CDT MKII transport which received a 6 Moons Blue Moon award, provided by Chris Lovendahl.  Interconnects and speaker wire for the system were from Reality Cables and were supplied by Gregg Straley.
November 15, 2019
September 15, 2020
  • The meeting was hosted by Peter Mulligan at his Toska Audio Highland Park store. The first half of the meeting featured the Usher Audio TD-10 DMD Loudspeakers (that we missed out on in July) driven by excellent tube and solid state setups and featuring both a diamond midrange and a diamond tweeter.  The second half of the meeting featured the Audio Solutions Figaro XL loudspeakers with Bob Carver Crimson 350 Tube Monoblocks and a Mytek Manhattan II DAC.