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What's New at AMZ

  • 27 February 2006: I added a rant in the Editorials about noisy power supplies... or is that noisy pedals?
  • 16 February 2006: Added some band names... also looking for more germanium transistors...
  • 8 December 2005: Web Guide gave AMZ a very nice mention on their site. Check it out at:

    Guitar Effects and Pedal Builders


  • 17 July 2005: A pdf of the original wah-wah patent filed in 1967 has been added to the schematics page.
  • 1 March 2005: Ready-to-solder pc boards are now available for the AMZ Mini-booster and AMZ Mosfet Booster.
  • 1 February 2005: Updated! Bid now on the AMZ Tsunami Relief Pedal - custom made for this charity drive. All the money from its sale will be donated to a Red Cross fund for the Tsunami victims. **CLOSED**
  • 15 January 2005: Boosters, Gain & Distortion - Get some insight into why simple booster pedals can sound differently, and why some are "cleaner" sounding than others of similar design.
  • 1 January 2005: AMZ Super Buffer - Drive long cables and multiple pedal chains with this unique buffer circuit
  • 16 February 2004: I have add some new selections to the Band Names page!
  • 12 January 2004: "The Sound of Distortion" article is now in The Lab Notebook... take the listening test!
  • 10 January 2004: "Patents on Parade" is a new feature in The Lab Notebook!
  • 3 Dec 2003: I added some pictures to the Projects page, and a tip in the Lab Notebook on shielding non-metallic boxes.
  • 28 July 2003: Tremolo Pedal Reviews - a shootout with some common tremolo stompboxes. How do they compare?
  • 15 July 2003: The G-Spot is here! "G" is for germanium in this case. A not-so-clean boost pedal.
  • 6 July 2003: A new article on Compression and Limiting in Distortion boxes has been added.
  • 14 July 2003: Is it legal to clone a pedal? Read the new FAQ I have posted about the legalities of copying a pedal or posting a schematic of a circuit you have traced.
  • 14 July 2003: I have added a new page with some photos of projects that I have completed, including the Time Warp boost and the Lovetone Big Cheese clone.
  • 12 April 2003 - Had to move the web site to a new hosting service. All counters were reset and a very small amount of info lost in the latest updates and Guestbook. Probably 99% of the info was restored.
  • 1 Oct 2002 - Effects boxes that I have for sale
  • 17 Sep 2002 - The AMZ Saturation Control now available in The Lab Notebook
  • 20 Aug 2002 - A look at a typical pickup output signal in the Lab Notebook
  • 12 Aug 2002 - Tweaking the Menatone Top Boost in a Can in The Lab Notebook
  • 1 Jun 2002 - PCB and Reviews added to the Overdrive Pro project
  • 27 MAY 2002 - Ideas for Cheap FX Enclosures added to the Lab Notebook
  • 27 MAY 2002 - YAFF, Yet Another Fuzz Face in The Lab Notebook
  • 4 MAY 2002 - An article about building a Presence control has been added to The Lab Notebook.
  • 28 APR 2002 - AMZ was selected as an "essential guitar site" in the April 2002 issue of the UK-based GUITARIST magazine! Thanks to editor Neville Marten and all the crew at the magazine.
  • 12 APR 2002 - I've converted some of the Lab Notebook articles to PDF files. You can find them on the AMZ eBook page.
  • 12 APRR 2002 - If your current band name is as ugly as "Homemade Sin" then you need to check the AMZ band names page.
  • 8 APR 2002 - Guitar Pickup Simulation article has been added to the Lab Notebook and a mod to flatten the response of the Tube Screamer was added last week.
  • 29 MAR 2002 - Basic Buffers article has been added to the Lab Notebook.
  • 21 MAR 2002 - The Lab Notebook has been updated with an article on hum and noise in FX.
  • 20 MAR 2002 - Time for a Facelist.
  • 19 MAR 2002 - The AMZ Guestbook is now open and the old forum is closed. There just was not enough traffic on it for the amount of time required to administer it. Watch the guestbook because it is where I will post interesting links and info that I find.
  • 12 MAR 2002 - The AMZ Mini-Booster! The ultimate in phat boost sounds. Check it out!
  • 5 MAR 2002 - I've added a modification to the one-transistor Muffer booster to convert it into the Muffmaster. This silicon version of the classic Rangemaster is cheap and easy to build as a first project, plus it has great sound!
  • 25 FEB 2002 - The Lab Notebook is back! This popular feature of AMZ is back with new tips & ideas.
  • 25 FEB 2002 - Another band names update, but mainly I want to mention here that if you send me email about using a band name, you must have a valid email address because I usually reply to each one!
  • 12 FEB 2002 - The Band Names page has been updated. Judging from the mail received recently about this feature of AMZ, I have probably named more new bands than anyone in the country... that may be good or bad depending on your sense of humor!
  • 12 FEB 2002 - After some downtime I have managed to get the AMZ Message Forum back online and all of the counter scripts working again. It seems the permissons had been reset during a recent restore and some tweaking was required to get everything functioning again.

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