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Whoopsies

Whoopsie

$--.--

  • Common Emitter Explorer v1

    PDF Guidebook
    This board is significantly different than the current, v2 board which replaced it. So you may find this old guidebook PDF handy.

  • Whoops Parts List

    Whoops BOM Parts List

    Note that the urls to specific parts, when provided in the linked spreadsheet, are just examples for demonstration's sake. Many of these parts can be found from a wide range of manufacturers and suppliers. Please purchase from your preferred vendor.

Less than perfect, but still entirely useful.  

FREE prototypes, B stock, and functional defects. At worst the products listed here will be slightly impacted by a design defect, but still entirely useful. At best they'll just be left over stock of an older product which has been replaced by a newer version.

Help me keep these subpar-but-still-totally-useful boards from a life collecting dust on my shelves.  

Check back often and add a bunch to your order if you see anything that interests you. No purchase (of other items) necessary.  You'll just pay the shipping.  

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  • Common Emitter Explorer Board Kit [v2]

    Common Emitter Explorer Board Kit [v2]

    Common Emitter Explorer Board v2 is an unassembled learning board kit for a beta-independent, common emitter amplifier. Drop in any BJT transistor and start exploring. Grab your multimeter and probe the test points while adjusting the timpots to explore again and again. READ MORE...
    $12-$34 USD BUY/DETAILS ⮕
  • Pot Buddy

    Pot Buddy

    It's another handy little tool to help you study, test, and experiment with a little more ease. I wanted a way to read a situated potentiometer's values without having to work around a precarious jungle of already placed jumpers and parts just to rip it out of my breadboard. This little helper tool does just that. READ MORE...
    $20 USD BUY/DETAILS ⮕
  • Trim Buddy XL

    Trim Buddy XL

    Don't fumble with fixed resistors on your board - use a Trim Buddy XL and just dial in your resistances using 3296W style trimpots and then jumper them wherever you'd have stuck your resistor legs. Connect your multimeter to the loop hookups of the board and flip a switch to get a quick read on any of your trimpots. READ MORE...
    $8-$46 USD BUY/DETAILS ⮕

  • - HA! Labs Gift Card -

    So maybe you've got a friend that's into all this stuff and you want to get them something neat from Huntington Audio Labs. But you have no idea what any of these gadgets are nor what your friend might find useful. Gift card to the rescue! READ MORE...
    $10-$500 USD BUY/DETAILS ⮕