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How do you build your breadboards?

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  • #16
    And for octal sockets, sometimes these are handy



    They are relay sockets for octal based relays, and each pin comes out to a screw terminal in the barrier strip. This is from Allied, but others sell them.
    Education is what you're left with after you have forgotten what you have learned.

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    • #17
      Originally posted by Enzo View Post
      And for octal sockets, sometimes these are handy



      They are relay sockets for octal based relays, and each pin comes out to a screw terminal in the barrier strip. This is from Allied, but others sell them.
      That looks like a really nice setup!!

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      • #18
        Here's my 6021 1 watter project.

        I crimp ring terminals (got these from radio shack) to the ends of my resistors, caps, wires, etc.. I then put the circuit together turret board style but instead of turrets and solder I use #6 screws pushed in from the bottom of the board and #6 nuts.

        I fasten pots and switches to 2" alum angle fastened to 1/2" mdf board with #8 screws.

        The 2 big holes were originally for 9 pin sockets to sit in but now I just let the tubes sockets "float" - after all It's just a prototype.

        Last pic is start of new project (marshall/soldano 50 watt). So far the 2 octal sockets for power amp the PI and cathode follower tube sockets have been installed.

        All connections are electrically sound and very easy to swap out parts.

        I also use a heatkit power supply (adjust b+ up to 400v, adjustable bias voltage up to -50 volts and 4 A of 6.3v heater voltage).
        Attached Files

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        • #19
          This is a cool thread. It's nice to see that someone rediscovered the wooden board and nails method. I say "rediscovered" because the original prototyping board was just a wooden board, like you'd use for cutting bread on in the kitchen, with brass thumbtacks pushed into it for contacts. That's why they're called breadboards.

          Of course, wood is not much use for a finished build (what if it got damp and started to conduct?) but for prototypes it's fine.
          "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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          • #20
            Or just when the circuit is tweaked out the way you want it, and the wife decides to chop onions on it.
            Education is what you're left with after you have forgotten what you have learned.

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            • #21
              Originally posted by Tbone View Post
              Here's my 6021 1 watter project.

              I crimp ring terminals (got these from radio shack) to the ends of my resistors, caps, wires, etc.. I then put the circuit together turret board style but instead of turrets and solder I use #6 screws pushed in from the bottom of the board and #6 nuts.

              I fasten pots and switches to 2" alum angle fastened to 1/2" mdf board with #8 screws.

              The 2 big holes were originally for 9 pin sockets to sit in but now I just let the tubes sockets "float" - after all It's just a prototype.

              Last pic is start of new project (marshall/soldano 50 watt). So far the 2 octal sockets for power amp the PI and cathode follower tube sockets have been installed.

              All connections are electrically sound and very easy to swap out parts.

              I also use a heatkit power supply (adjust b+ up to 400v, adjustable bias voltage up to -50 volts and 4 A of 6.3v heater voltage).
              Nice setup!!!

              Comment

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