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  1. Chris S replied to the thread Wiring a 9 Pin D connector for standalone Logitech sub-W.

    Thank you for your quick reply Harald. I tried this but it didn't work. Are there any other pins that should be connected together?...

    Jan 20, 2018 at 3:02 PM
  2. Audioguru replied to the thread Ultrasonic sonar.

    A pretty good opamp runs out of voltage gain at 10MHz. Then at 40kHz its gain without AC negative feedback is 100 which might not be...

    Jan 20, 2018 at 2:50 PM
  3. Audioguru replied to the thread Power supply !!.

    Some of the parts in the old power supply schematic are older than his country of Algeria that did not exist when I went to school so I...

    Jan 20, 2018 at 2:42 PM
  4. NMNeil replied to the thread 12V dc pulse generator for Tesla like circuit.

    I would suggest looking at Geiger counter power circuits such as this where he uses a CD4047: [MEDIA]

    Jan 20, 2018 at 2:13 PM
  5. 73's de Edd replied to the thread Denon AVR-1912 E2/EA.

    Sir Michael Studio1 . . . . . Just confirming that I have the right manual, are both your manuals page 42 and the Adobe page being 42...

    Jan 20, 2018 at 1:57 PM
  6. Chris S posted a new thread.

    Wiring a 9 Pin D connector for standalone Logitech sub-W

    [ATTACH] I have a Logitech X-230 subwoofer with 2 satellite speakers, one of which has a power switch and volume control. These...

    image.jpeg

    Forum: Circuit Help

    Jan 20, 2018 at 1:21 PM
  7. kellys_eye replied to the thread Ideas to start my project..

    #2 is often covered by measuring cabin CO2 content.

    Jan 20, 2018 at 1:11 PM
  8. 73's de Edd replied to the thread Ideas to start my project..

    After reading the demands and seeing absolutely mostly "do ables", but then seeing the : Tire pressure Air and oxygen content in the...

    Jan 20, 2018 at 12:46 PM
  9. 73's de Edd replied to the thread elastometric Zebra connectors.

    Was that repair where there was initially a foldover graphite particle ribbon cable that he totally pulled and then "poked" wiggled...

    Jan 20, 2018 at 12:25 PM
  10. 73's de Edd replied to the thread Sony STR-DE305 Stereo Receiver/ Amp unit - no display nor output.

    Sir Chas . . . . Suspects . . . . . . . . are being marked in bottom left corner area with fine RED lined rectangles and BLACK stars ....

    Jan 20, 2018 at 12:09 PM
  11. 73's de Edd replied to the thread Need help finding replacement transformer for oven control board.

    Sir BoS . . . . . So you actually did not need to see the placement and wire codes of the push on connectors to the board ? But are...

    Jan 20, 2018 at 11:42 AM
  12. kellys_eye replied to the thread Is it possible for a MOSFET to work intermittently?.

    More chance it's a dodgy spark plug.

    Jan 20, 2018 at 11:30 AM
  13. BoS replied to the thread Need help finding replacement transformer for oven control board.

    Hi 73's de Edd can you tell me what is voltage at the plus (+) and of rectifier diodes that is connected on C1 plus (+) is it 12v or...

    Jan 20, 2018 at 11:16 AM
  14. BoS replied to the thread Need help finding replacement transformer for oven control board.

    Jan 20, 2018 at 11:12 AM
  15. 73's de Edd replied to the thread Digital piano won't power ON.

    Sir Alektron . . . . Isn't it great to have so ma a a a ny choices . . . now, just take yer' pick. ( HINT . . . . use same-same- or the...

    Jan 20, 2018 at 11:08 AM
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