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  1. Delta Prime

    Help me!

    Here you go kid. :)
  2. Delta Prime

    Noobie Help: 1.5v battery harness handle 3.7v lithium ion battery for diode layout

    almost every question of this type will be answered by the manufacturers datasheet of the part in question. If the 3 mm white LEDs draw 20 milliamps each. 20 milliamps × 5=100 milliamps. Keep track of how many LEDs in addition to the five LEDs the current will add up if you increase the number...
  3. Delta Prime

    New Member

    Ditto :)
  4. Delta Prime

    Looking for suggested dynamic microphone power level

    In addition to the aspects of remote powering of capacitor microphones, AKA electret mic, AKA condenser mic . Recording engineers must be aware of the acoustical properties of microphones ,along with the electrical aspects. Chief among these are microphone sensitivity, impedance, self-noise...
  5. Delta Prime

    Thought for the day .....

    The reasonable man adapts himself to the world; the unreasonable one persists in trying to adapt the world to himself. Therefore all progress depends upon the unreasonable Man. -George Bernard Shaw
  6. Delta Prime

    Does anyone know what this component is?

    Is there any other information you might have anything on the board or do you still have the hard drive I'm thinking I could look for a schematic for it, that will give us the answers. I believe I may have aggravated your confusion. Mine as well. I'm just curious as you are as to that...
  7. Delta Prime

    Does anyone know what this component is?

    Ceramic capacitor 503Picofarad Equals 0.005 microfarad You can't measure it with a cheap meter.
  8. Delta Prime

    Connecting 6 push buttons with ESP32 with 1 common pin

    Like the man said, circuit and code. "Adding to the above, looks to me like. Your a cool cat @Bluejets .
  9. Delta Prime

    Connecting 6 push buttons with ESP32 with 1 common pin

    Your microcontroller unit esp32 will detect a single press of a mechanical analog switch as multiple presses of a switch, they call it chattering. You must debounce the switch. https://esp32io.com/tutorials/esp32-button-debounce.
  10. Delta Prime

    Sony Walkman CD Player Malfunction

    A CD must rotate (highest speed) in order for the player to read the information on the CD with the laser . Make sure there's no dust or scratches on the read lens . Check the fuse, check the power cord check battery contact, CD players rotate the compact disc by universal motor that's next to...
  11. Delta Prime

    Antique meter

    Very good point! I don't think it does. Apologies to the op. in 1927, transatlantic telephone service was radio-based. Source: Wikipedia Transatlantic communications cable. Starting in 1927, transatlantic telephone service was radio-based. Source: Wikipedia Transatlantic communications cable...
  12. Delta Prime

    Antique meter

    Hello there. :) single-sideband suppressed-carrier method of transmission Had to use the way back machine. Good stuff.
  13. Delta Prime

    SHARP VCR VC-H725 Not playing, ejecting ect

    Make sure there's no peanut butter and jelly sandwich stuck where you put the VHS. Yes I did that! it looked like the perfect place to hide my sandwich so the dog doesn't get it while I get some chocolate milk.
  14. Delta Prime

    Split Power Supply using xformer w/o CT

    Hello there. :) Diode-based circuit to take a AC input voltage and produce a DC output, whose voltage is larger than the amplitude of the input voltage. A voltage clamper is used, the capacitor will charge up, and ind oing so the output voltage will be clamped to voltage of the capacitor...
  15. Delta Prime

    Oscilloscope

    Didn't thay pull trains apart just in the nick of time, preventing a crash with another train? :eek::eek:
  16. Delta Prime

    Oscilloscope

    Apologies,I had you pegged for keystone cops. :p
  17. Delta Prime

    Help with AMS1117

    Well... since you're here anyway. :) https://maker.pro/arduino/projects/how-to-use-ams1117
  18. Delta Prime

    Garage Door Opens But Doesn't Close

    Clicky switch. Never heard that, it's cute. I hope this helps it's a 2000
  19. Delta Prime

    help to fix my broken inverter

    After inspection,electronic equipment on the boat could possibly look on the inside as your description after a day navigating rough seas. learning the principles of severe weather seamanship is the only way to navigate that harsh Mistress named Ocean. ;)
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