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I built a Fender Blackface Champ (AA764) using the AX84 chassis layout. Great first build feeding a 12" speaker that takes pedals very well but is mostly...
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Ibanez does have a tube amp with built in tube screamer, but don't let this deter you from making your own.
Ibanez.com | Electronics, Tuners,...
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I believe you can do a clean install with a Windows XP Upgrade version as long as you have the Win98 CD. You can wipe the drive and insert the XP upgrade...
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You may also want to check out the 5E3 PCB build over at PPwatt.
Cookie support required | Push-Pull Tube Amps
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May want to consider the Super Champ XD, not that much louder than the vibrochamp.
I also tested a Peavey Vypr 30 and found it had a lot of...
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My favorite method for Hum Free SE amps is adding an extra filter cap to the power supply and using either a 90 to 120 mA choke or 150R resistor to create...
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Single channel Deluxe reverb?
Check out the build at this site (complete with schematic)
http://home.comcast.net/~seluckey/...Last edited by tyru007; 01-05-2010, 03:57 PM.
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I'm still learning but here is some online literature that helped greatly with my understanding.
Read each of the sections at valve wizard...
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Using Duncans PSU designer, the 290-0-290 PT with a 5y3 rectifier is going to give you a low voltage. Plate - Screen and Preamp tap voltages of about 315,...Last edited by tyru007; 10-16-2009, 01:34 PM.
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Bluemonk:
It seems like a lot of people mod the non reverb princeton to a long tail PI to pick up some much needed gain in the circuit. Basically...
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I changed the 25uf cap to a .68 cap on V1 (forst gain stage) of a BF champ to roll off some of the bass (rolls off about 6 db of gain below 200 Hz). I found...
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MWJB - I may try subbing differnet rectifier some time if I can get my hands on a few types just to see. I just wanted to know if a diode + "sag"...
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Used to prevent parasitic oscillation and blocking distortion. It will not effect tone. Fenders typically use the 1.5K on 6L6s while marshalls use the 5.6K...Last edited by tyru007; 09-29-2009, 01:25 PM.
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I've only built a few amps so far but I spent a lot of time on a BF Champ (AA764) 15 watt SE build with various tubes.
I used the Hammond...Last edited by tyru007; 09-28-2009, 07:16 PM.
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Slip one of these into the front of your amp chassis to monitor B+ volts. I've been think about doing this along side a VVR control.
...
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Use a DPDT or DPST switch for the standby. Use one pole to connect the B+, and use the second pole to connect the led and resistor to the 6VAC (same as the...
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My first build was a BF Champ head and 12" speaker cabinet. I ended up changing to a KT77 recently, which greatly improved the balance of the amp. ...
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Would a amp with 2 6L6s be considered a "low wattage amp for practicing"?
You might want to consider building a 6L6 Princton SE amp....
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Goto the AX84 site and and use the schematic for the P1-Extreme to rebuild your galaxie. The Hammond 270EX and the 125ESE is a great tranny set to use....Last edited by tyru007; 04-25-2009, 01:34 PM.
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Ceriatone has a steel chasis that may meet your needs.
http://www.ceriatone.com/productSubP.../ACBFChamp.htm
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I have modified the above schematic:
forgot to show the 220K resistor to ground after the second gain stage of the preamp.
I...
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