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  • #31
    I still have a half baked 813 project still sitting in my lab. The power transformer is big, but now as big as this one. I'm still pondering on the layout for the preamp and the PI I want to use to finish it up.

    -g
    ______________________________________
    Gary Moore
    Moore Amplifiication
    mooreamps@hotmail.com

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    • #32
      Originally posted by mooreamps View Post
      I still have a half baked 813 project still sitting in my lab. The power transformer is big, but now as big as this one. I'm still pondering on the layout for the preamp and the PI I want to use to finish it up.

      -g
      ...the "mega"-Champ at 1 kilowatt of power, for the really B-I-G bedroom venue (ha,ha)!
      ...and the Devil said: "...yes, but it's a DRY heat!"

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      • #33
        This is the biggest SE amp I've seen:
        The 304TL Amplifier

        John Chambers' 1kW amp is certainly impressive, but it's push-pull Class-AB, so it doesn't count. If it were running single ended, he'd only be getting about 100W out of those same tubes.

        HTH: Your 10 watt combo sounds great. What guitar are you using to demo it?
        "Enzo, I see that you replied parasitic oscillations. Is that a hypothesis? Or is that your amazing metal band I should check out?"

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        • #34
          Originally posted by Steve Conner View Post
          This is the biggest SE amp I've seen:
          The 304TL Amplifier

          John Chambers' 1kW amp is certainly impressive, but it's push-pull Class-AB, so it doesn't count. If it were running single ended, he'd only be getting about 100W out of those same tubes.

          HTH: Your 10 watt combo sounds great. What guitar are you using to demo it?


          Again, you're writing comments on things you don't understand. The max plate dissipation of an RCA-813 tube is 125 watts. Further, it only requires 5 amps filament current verses the 25 amp requirement for the 304TL. I think with 4 813's in parallel he'd get a few more than 100 watts out of it.


          -g
          ______________________________________
          Gary Moore
          Moore Amplifiication
          mooreamps@hotmail.com

          Comment


          • #35
            I don't think you understand any better. You once mentioned you were going to try and build an 813 amp with a 100 watt Hammond OT or something.

            A 304TL can dissipate 300W, and the Alum Rock guy only gets 30W out of one single-ended, so I stand by my 100W claim unless someone can supply hard evidence to the contrary.
            "Enzo, I see that you replied parasitic oscillations. Is that a hypothesis? Or is that your amazing metal band I should check out?"

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            • #36
              Originally posted by BackwardsBoB View Post
              Wow. That amp sounds like rock!
              cheers, I'm very happy with the way it turned out.
              HTH - Heavier Than Hell

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              • #37
                Originally posted by Steve Conner View Post
                This is the biggest SE amp I've seen:
                The 304TL Amplifier

                John Chambers' 1kW amp is certainly impressive, but it's push-pull Class-AB, so it doesn't count. If it were running single ended, he'd only be getting about 100W out of those same tubes.

                HTH: Your 10 watt combo sounds great. What guitar are you using to demo it?
                jesus, a 100w SE amp - now we're talking

                of course, you'd need an army of roadies just to move the bloody thing. the 200w Matamp bass head (4x KT88) my old bass player had was bad enough and was a two-person job.

                glad you like the clips of the amp Steve, the guitar was my trusty 1990 Les Paul standard with Bare Knuckle Abraxas pickups.
                HTH - Heavier Than Hell

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                • #38
                  Originally posted by HTH View Post
                  ...you'd need an army of roadies just to move the bloody thing.
                  ...nah, just good pneumatic tires on the forklift!
                  ...and the Devil said: "...yes, but it's a DRY heat!"

                  Comment


                  • #39
                    Originally posted by Old Tele man View Post
                    ...nah, just good pneumatic tires on the forklift!
                    He said... As if that were too far to go

                    Chuck
                    "Take two placebos, works twice as well." Enzo

                    "Now get off my lawn with your silicooties and boom-chucka speakers and computers masquerading as amplifiers" Justin Thomas

                    "If you're not interested in opinions and the experience of others, why even start a thread?
                    You can't just expect consent." Helmholtz

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