Dynaco Unofficial Home Page Updates

January 11, 2004
MBI-400 instructions/schematics posted to the ST-400 page.

March 24, 2002
Yes, I'm still here! SCA-50 schematic / parts list up! Expecting to get the ST-416 done sometime this month.

June 11, 2002
STOP PRESS! I now have not one, but TWO shops that will repair Dynaco equipment! See the FAQ page for details!

April 11, 2002
Added FAQ and C-100 capacitor bank schematic (on the ST-416 page)!

February 28, 2002
Stereo 80 schematics up; thanks to Mike Dougherty. Article due by the weekend.

February 26, 2002
Schematics back online! More to come soon! Thanks to Mike Dougherty for the generous loan of the Stereo-80 manual; schematics will be uploaded this week along with a short article about applying upgrades to the ST-80, SCA-80 and ST-120 amplifiers.

January 30, 2002
More updates! ST-400 and 410 troubleshooting guide supplied by Kevin Boales. Also a very nice HTMLized parts list. More to come!

January 16, 2002
UPDATES! ST-150 and PAT-5 schematics/part lists on the respective component pages. Eventually the parts lists will be redone in HTML, but I was too lazy to spend hours typing them in. More updates due soon, thanks to contributors who will be recognized when the update is all sorted out.

December 31, 2001
Okay, I lied. It's taken longer than I thought to get all the updates in place, but they're coming along. My new year's resolutions are to finish the update, add some links for parts suppliers, and add to the history page.

September 5, 2001
MAJOR site update coming in a week or so. I just returned from Philadelphia and had a chance to meet several former Dynaco employees as well as visit the sites of the 3060 Jefferson St. and Blackwood NJ factories. Think "pictures" and "interview info". Also "history update."

I lost some mail while on vacation. If you emailed me and didn't receive a response, please re-send.

August 15, 2001
Updated the speaker info -- more updates yet to come. Thanks to Norman Koren, Mark Korda and Eric Mintz for their contributions to the hardware and speaker portion of the site.

June 7, 2001
Added ST-400 pictorial diagram -- it's huge!

April 17, 2001
Updated tube page descriptions and credits.

April 2, 2001
Thanks to George Abramson for the info on the late Sid Lidz, Dynaco engineer from the 1960s who contributed to the FM-3 and ST-120 circuitry.

March 30, 2001
Update to the FM-5 page including front end schematic and alignment procedure! Apologies for the server downtime; it was my ISP and I had no advance notice.

March 27, 2001
Updates to the ST-35 and Mk. IV pages. More to come!

March 20, 2001
NEW schematics of the FM-5 and PAT-4 on their respective component pages! Sorry about the poor quality of the FM-5 scan; I'm hoping to get a real manual and make good copies soon.

March 19, 2001
Temporary web outage will prevent visitors from seeing the schematics for a day or two. Sorry about the inconvenience. some NEW schematics will be unveiled as soon as the web space upgrade is complete.

March 8, 2001
Just added a list of the Dynaco parts numbering system here.

February 14, 2001
Happy Valentine's Day to all the Dynaco lovers. Today I present the Stereo 120 and Stereo 400 schematics and related info. Click the links on the component's respective pages, accessible from here.

February 13, 2001
Thanks to Ed Laurent for participating in an interview by phone and filling in a lot of previously unknown or anecdotal Dynaco history. Updates to the main and history pages are now in place!

January 29, 2001
The first revision of the Dynaco History page. Many thanks to former Dynaco employees who assisted me in correcting the timeline and adding previously missing information. There will be additional updates as I receive more info from my contacts.

January 20, 2001
Corrected numerous component design credits on the components pages. Currently working on revamping Dynaco history page with contributions from former Dyna employees.

December 26, 2000
Added Stereo 120 schematics to the ST-120 component page.

December 20, 2000
Thanks to Bill Cardwell for correcting some FM-3 data that I miscopied.

December 2, 2000
Added Dynaco TIP mod details for ST-120 amp.

October 27, 2000
Added SE-10 description. Thanks to Mark McNally.

October 27, 2000
Added SCA-35 specs and description. Thanks to Mark McNally.

October 7, 2000
Updated small blurb on PAT-5 Bi-FET. Thanks to Rich Hollis.

September 5, 2000
Lost a lot of Email over the weekend! If you mailed me, please try again. I'm not ignoring you! :-)

August 25, 2000
Added Stereo 35 pictures and specifications; thanks to Lloyde Dees.

August 10, 2000
Added A-10 info to speakers page and started adding intro dates to speaker specifications; thanks to Mark McNally. Added PAT-5/Bi-FET pic.

August 4, 2000
Added A-35 drivers pic to speakers page and created ST-35 component page. More updates coming soon, after I do some creative editing.

July 20, 2000
Added C-100 energy storage unit pic to ST416 component page. :-) Updated FM-3 specs thanks to Joe Waterkotte.

May 9, 2000
Finally added Dynaco speakers! I need info on the A-10, folks; can anyone help?

April 27, 2000
Updated pictures for Mk. VI, SCA-50, ST-400 and ST-416 amps. Yay!

April 25, 2000
Fixed the SCA-50 and SCA-35 links, except I still need a SCA-50 picture.

April 24, 2000
Added a link to KTA Hifi, fixed a couple of clumsy sentences, and finally completed the Mk. II and SCA-80 component pages, thanks to manuals provided by Steven L. Bender. Expect an update in a day or two, adding Dynaco speakers to the equipment catalog page!

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This page created and maintained by Greg Dunn.
Copyright © 2000-2001 Greg Dunn