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Recent content by geccoo

  1. G

    2SC1971 Amplifier problem

    Okay, I will place an order tomorrow for some new SMD parts and create a new PCB on a double sided board. I really want this thing to work. Thanks!!
  2. G

    2SC1971 Amplifier problem

    Okay! Thank you for pointing it out. I do have proper connectors which I just haven't mounted to the chassis yet. What do you mean that the ground connections are poor for the decoupling capacitors? For the PCB, I will make a new one, using double sided copper board and remove the screw that...
  3. G

    2SC1971 Amplifier problem

    I checked a couple of datasheets from 3 different manufacturers, and they all said that the tab is connected to the emitter, which is the center pin.
  4. G

    2SC1971 Amplifier problem

    Okay, thank you for the answer. I will try to change out the substituted parts for the correct ones and see if that makes a difference. The video you linked, the transistor on the right looks exactly as the one that I've used. I will try ordering a new transistor from a more reputable source...
  5. G

    2SC1971 Amplifier problem

    Hello! This is my first post, so sorry if it's a bit substandard. I have just started getting into RF electronics, and I really wanted to try and build an amplifier for the FM band, since I have a small 250mW PLL FM transmitter. I found a PCB layout on the internet, that looked to me, pretty...

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