Search results

Search Forums New Posts
  1. 73's de Edd

    Blinking LED’s

    Sir Baldhead . . . . . Here is referencing to familiarize you with the suspected voltage thresholds needed to be met ,for individual different types / colors of LEDs. Utilize the FAR right column. SUBMISSION . . . . . (Translated . . . . . from Olde Tyme English to Amerikanski . . .Colour . ...
  2. 73's de Edd

    Query on online UPS supply

    Any chance that the LOAD to the UPS supply is being an inductive motor load? IN WHICH CASE . . . . . if you use AC line powering WITHOUT any MONITORING . . . you might actually be using 5X or more power upon initial power up and then tapering down after coming up to speed. You would then not...
  3. 73's de Edd

    Newbie help please- Omron relay

    Sir . . .Tee R'uh O.K. . . . . . then, lets just win by default, by using the OMRON manufacturers Da-Da Sheet for that unit. This identifies your bottom of unit terminals of interest . . . and as you can see . . . there is being one Hell of an ohmic difference between the different coils...
  4. 73's de Edd

    Newbie help please- Omron relay

    Sir T R . . . . . You didn't quite give enough info to be able to ascertain the coil rating on that relay. On this example given, the third line down tells us that it is having 12VDC coil. And below that, one can see that the units contacts are being of a single pole single throw action in...
  5. 73's de Edd

    Need circuit of Power Supply 110v Tektronix 475A Option 4

    Sir Global 111. . . . . . NEW SUPPLEMENTAL SCHEMATIC . . . . On the supplies specified schematic just below, note that the Q1496 is being the primary series regulating pass transistor, with a Q1497 being a current sensing transistor in its base circuitry and the Q1494 and Q1490 being go-no...
  6. 73's de Edd

    Need circuit of Power Supply 110v Tektronix 475A Option 4

    Sir Global 111 . . . . . O.K. you can forget worrying about the Option 4 design aspect of that unit, as I am certain that you are not going to be one of the very-very-very select few (x the power of 100) that would be be needing the additional RFI and EMI suppression of that unit unless being...
  7. 73's de Edd

    Comedy Thread

  8. 73's de Edd

    Comedy Thread

    Other . . . . mother . . . moments . . .also . . . .
  9. 73's de Edd

    heated jacket power bank

    As a further supplement to Uncle Scr o.o.o.o.o.o.o ges sage advice . . . .AND if you do get it all packed up . . .we gonna be callin' you . . ." the hunchback of Notre Dame". And of course we will be there with the further answer, to your forthcoming query, as to WHY it is taking thutty tew...
  10. 73's de Edd

    40 Amp Block Diode Cathode to Stud 12 Volt Tech help needed

    Sir Capt Salty . . . . . Was this what you had in mind, wherein the very close proximity of the dinghy battery to its winch plus adequate gauge of wiring, being used, totally takes care of running the dinghy winch. The Isolation diode keeps the charge on the dinghy balanced up with the main...
  11. 73's de Edd

    Timer circuit wont turn off V output

    Sir Ernie1979 . . . . . " they . . .Just want to charge $1000+" From what I am seeing of that unit, as being compared to a relative true worth . . . . I hope that those " ECCLESIASTICALLY accursed " . . . ." maternally copulating " . . . . " Sweet Ole Boys " have a 1000 units all tied...
  12. 73's de Edd

    CB/ballast on a OTTlite

    Sir Skeeter 5000 . . . . . The first generations of that specific table lamp used a magnetic ballast. In your case, the lamps E suffix indicates its being for electronic ballast. Plus you described its PCB. The OTT one shown had a popped power transistor at the very top, with the resistor to...
  13. 73's de Edd

    Robin Generator LG102 was working

    Sir Brett . . . . . Is the viewing on the foils side of the Pee Cee Bee being good enough, such that we can see where the RGY and Bk-WY wire sets make their connections into their board components ? Do you realize that with the prior NPN 2SC733 ? ( which is a bit of a weird duck/ lo noise...
  14. 73's de Edd

    Robin Generator LG102 was working

    Sir Brett . . . . . DAMN ! . . .Sam . . . . . do I see lamb stew coming up as entree, on the immediate menu ? O.K. . . . . . I do see the proper ? SCR and a replaced 22 ohm film resistor nearby. So is where I see the cleaned up spot, being for a poly cap ? . . . which is probably being the...
  15. 73's de Edd

    Identify blown IC without circuit diagram

    Sir Ridgeau . . . . . If you will give a good photo of the foil paths of the other side of the board . . . I am HEAVILY thinking that is going to be a cheap and easily available VIPer22 series of unit . Usually the other manufacturers like type of units mechanically drop out a pin for...
  16. 73's de Edd

    RCA VCR Mdl VR634HF

    Sir DaveR . . . . . Seems like either you or some rug rats randomly kadoodling with all of the remote controls buttons got it into " C lock" mode. NO . . .that's not Channel Lock . . . but CHILD lock. If you do find that button on your remote *****, hold it down while the remote is being...
  17. 73's de Edd

    How determine fuse amperage?

    SIR FredVH . . . . . as in VHS ?. . . Compliments . . . . of my inheritance of brother in laws (RIP) tech references archives, now stored inside the mule barns NORTH side wall, further buffering the cold wind for Francis. No more guessing . . . .1.6A . . . . and it is associated with...
  18. 73's de Edd

    Unknown capacitor.

    Sir Tha fios agaibh . . . . . WHUT YOU TALKIN' 'BOUT . . .WILLIS . . . . . With ohmmeter in hand and having it placed on sub zero ohms range scale ( unless autoranging), check out my surmised foil paths . . . . . ADDITIONALLY . . . . . If that was my specific photo interrupter to...
  19. 73's de Edd

    Unknown capacitor.

    Sir Tha fios agaibh . . . . . Looking at the circuitry of that system, I feel that your friends 'ole Mean Machine will PUR R R R R R R like a kitten again, just as soon as you replace that formerly shorted Zener diode. Thinking of a 1N4744 . . . . . 15V unit or possibly, one of even heftier...
  20. 73's de Edd

    Unknown capacitor.

    Thir Tha fios agaibh . . . . . . .hmmmmmmmmm I seem to have developed a . . . lissssssspth . . . make that Sir As best as I am able to " read " that Green on Green board foil layout and with very limited viewing of the push on wire stakes symbolization, this now seems to be my initial...
Top