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  1. 73's de Edd

    Signal generator to drive Ultrasonic transducer

    Using that I-E core based BOGEN transformer in " coupling " ultrasonic frequencies . . . . . . . .are you out of your rabbit ass mind ?
  2. 73's de Edd

    Seeking advice on new iron/handle for old soldering station (thermocouple sensor type)

    . . . . . .Sir dick D This seems to be your problem, being all solved out for you and is additionally utilizing a Hakko 907 quality handle and sensor/heater element. CAUTION . . . . . . watch yer widdle fingers on the keyboard, as. . . . . . .. . . a HOT link follows . . . .(a la Elmer P...
  3. 73's de Edd

    Motor is too fast

    You say . . . .I am trying to modify a Harbor Freight 20V cordless string trimmer for a special use. Specifically, what is that NEW use ? . . . . . .since we have no idea whether its powering a mini go kart or an airborne drone ? Or is that " string ", being coiled onto a drum as it is reeling...
  4. 73's de Edd

    What tool do I need?

    Sir juntjooz] I'm still short om PRECISE info on what two types of junctions of connections are to be soldered together ? Will it be one or 2 #12 OR 14 stranded copper wires . . . .or even LARGER gauge, considering the sometimes potentially huge current demands of an E-bike . . . . . . ...
  5. 73's de Edd

    Basic LED blinker Circuit help

    Look MOM . . . . . . . . no mo' shorted out 'sistors ! . . . . . .fo' ever !
  6. 73's de Edd

    Geneva XL trouble with PSU

    Sir Dynabogg . . . . . Why for you no answer Sir Kapp's post ? also . . . . . .WHATS DA MATTAH WITH YOU ? . . . . . . . in your not marking those two hot resistors so that we know what they are and are located ? I'm Having to pull out and use my SUPER-DUPER 48 inch Swarovsky CRYSTAL SEER...
  7. 73's de Edd

    Comedy Thread

    I am initially seeing the closest rider, then the maxi obscured second rider and then four more riders and their bicycle wheel set pairs. With the road direction driven in . . . . .it must be European or other like, riding location .
  8. 73's de Edd

    Basic LED blinker Circuit help

    Looks like there's a wire going through the 100k resistor, shorting it.. And the other resistors also look shorted. UNLESS . . . . . the drawer is being a piss poor draftsman and accuracy proof reader.
  9. 73's de Edd

    Help identifying components in old board

    a continuance . . . . . . with a do it yourself procedure . . . . . In now seeing this board in its entirety, I just see it being a low voltage power supply that will be feeding to a more complex and refined photo flash section. Question ? . . . . . Is this unit being a flash unit...
  10. 73's de Edd

    Help identifying components in old board

    HEY !!! Newbie 123 . . . . . . . . . . what is your situation on your situation . . . .GIVE US AN UPDATE . . . . 73'S de EDD
  11. 73's de Edd

    Hacking the op amp...

    The chip is a dual op amp. . . . . . . .so sez Delta Force So . . . . . what the hell ? . . . . . at the absolute least, give ALL OF US, the additional benefit of ALL of the alpha/numerical markings atop its case ! That should, minimally, be its part number as well as its date code . . . . ...
  12. 73's de Edd

    Is It Worth Repairing My Fridge or Should I Replace It?

    If you open a thread and do now show up later; I do not care a bit for your troubles. Bye. If you open a thread and do now show up later; I do not care a (sheet) for your troubles. Bye.
  13. 73's de Edd

    Help with Casio keyboard not working

    SIR JOHN III "Rots of 'ruck" on your forthcoming 'repairage' ! . . . . . We will be standing by for any required further assistance.
  14. 73's de Edd

    Is It Worth Repairing My Fridge or Should I Replace It?

    Mme Linnahahn YOU NEGLECTED . . . a VERY important question, from my perspective. WHAT IS THE MODEL NUMBER OF THAT FRIGIAIRE UNIT ! (From a person with . . . . . not a 7.5 year old . . . . . . . but a . . . . . . 69 year old Frigidaire . . . . . . still in daily use, as a...
  15. 73's de Edd

    is installing a step down transformer a diy project?

    POST . . .time cut off limit . . . . . .EDIT So now . . .ideally . . . .you want to only present LESS THAN that menacing 251 VAC into your, now connected' "touchy-touchy-feely-feely-delicate " instruments AC input power wiring.
  16. 73's de Edd

    is installing a step down transformer a diy project?

    Sir No Quacks . . . . . I am perceiving that this is being the point in this evolving thread to . . . . . . . . insert my entry . . . . . .so here goes. Without my consulting that Florida, power and light crappiola . . . .now . . . . .stand way back. I see that your desired 240VAC incoming...
  17. 73's de Edd

    restoring old garage door opener-receiver/transmitter

    Question . . . . . . . .As Per . . . Any advice on why the remote doesn't trigger the receiver? I gave you the original schematic . . . . . . . . . now you have repurposed a complete different receiver to that board. So,now tell us what voltage level from the original power supply circuitry is...
  18. 73's de Edd

    what is this? bugg

    Just wrap it in Saran wrap or paper as an initial insulative layer, and then do a full alum foil wrap and wait to see what happens. . . . . .any forthcoming visitations ?
  19. 73's de Edd

    Hegner Scroll Saw - Motor speed control issue

    Sir Paul . . . . . Any thoughts? YEP ! shore do . . . . . The power control aspect of that controller is being that heat sinked Triac or SCR. If mounting hardware is not obscuring parts ID of that unit, pass it on to us . . . . . or tear on down until being able to read. Speed control is...
  20. 73's de Edd

    Hegner Scroll Saw - Motor speed control issue

    Sir Paul . . . . . . W e l l l l l l l l l l . . . . . . if that controller photo is being of the original motor speed controller, it seems to have all of the required components in it. The motor spec plate of 1400 is probably the max speed of the motor and its being about a...
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