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  1. 73's de Edd

    help fixing audio amplifier no sound out

    Is this a flood recovery item and is that being deposited silt on top side of the board and . . . . . .ME TOO ! . . . . .WHAT FIXED IT ?
  2. 73's de Edd

    Modding a lamp

    " to tweet or not to tweet " conundrum? what is this lol It relates to your unplugging the MAIN mid and low frequency range standard speaker and then , with it thereby producing no sound. Cycle the unit thru a demonstration to see if high frequency audio or sound effects are produced by the...
  3. 73's de Edd

    Modding a lamp

    Sir cards1 Looks like for the total turning off the LED's that it would be best that you just installed a dedicated new SPST switch in series with that 1 K resistor. Doing that, instead of using the vacant one on the vacant half of the motion sensor, since that use would be dependent upon...
  4. 73's de Edd

    Modding a lamp

    wait so by your method will i be using the motion sensor's on off switch to power the lamp? Here is your photo of the proximity switch. I now see that its only a DPST switch vice 3PST but that will supply the needed switch, if you normally have the unit in its turned off position. I'm sort of...
  5. 73's de Edd

    Modding a lamp

    ERRATA . . . Typo's . . . . '882's are '682's If so , lets ALSO
  6. 73's de Edd

    Modding a lamp

    AN IN DEPTH ANALYSIS OF THE UNITS LED DRIVE CIRCUITRY . . . . . Your having supplied the units foil side "schematic," now lets me see the related two LED lines connections into their drive circuitry. Refer to my mark up of the foil side of the board. . . . . . as is being placed below (...
  7. 73's de Edd

    Looking for more help with my electronic ‘bagpipe’ project...

    This relates to your second paragraph in your post # 25 (because there was no way to have nice short leads on that one; the pins are at opposite ends of the IC). HOWTODOITTOIT . . . . . If that is the situation / case, then assign and make the LONG run lead of the capacitor as the one...
  8. 73's de Edd

    Electric Blanket Repair - Perfect Fit Controller

    How 'bouts one of youse whuts got one of those torn down, giving a GOOD full size photo shot of the foil side of its board . Then foil tracing will reveal the power routing. . . . . until I see that, I can only expect temp referencing to be related to the state of heating element nichrome...
  9. 73's de Edd

    Modding a lamp

    Re . . . .hey, is everything ok? Got REAL-REAL-REAL . . . BIZZY . . . .reply is on its way . . .most hum-bubble apologies. et . . . . hey man, did you gave up? is it too hard? let me know! will it be easier to just create a new circuit board? its just for two leds. Its solution is a piece of...
  10. 73's de Edd

    Trying to repair a circuit board for a rolling ball clock

    Good show ! glad it is finally " dropping its balls " again. BTW did you always find the 1.5 VDC supply present on the old clock timer mechanism . . . . if being so. the old unit must have just died a slow mechanical death, as those units 1 second stepping gearing SURELY gets a lot repetitions...
  11. 73's de Edd

    Modding a lamp

    Sir cards1 . . . . . firstly i want to add that the lamp has a motion sensor, it has a on/off switch & i always keep it off, thats why i forgot about it. Verify that the ORANGE wired on off switch for the motion sensor is having its slide knob being at the speaker end of its travel, when...
  12. 73's de Edd

    Modding a lamp

    Sir cards1 . . . . . Your photo is coming up being far short of showing ALL of relevant info, of what is being fully needed . . .but . . . bless you ! . . . it's far better than no info at all. So initially and basically, DO you find that units AMOUNT of light output / illumination is...
  13. 73's de Edd

    Ektapro 3000 slide projector - help needed

    See which one answers your question . . . (More at bottom) https://www.manualslib.com/manual/504752/Kodak-Ektapro.html?page=34#manual
  14. 73's de Edd

    Phillips TV just died 42PUS7809/12

    Sir Frag-Mast3r I did not find a power supply schematic of that unit in any of that tech referencing that you supplied. But I can see that your nasty diode is on the HOT AC line powered side of your T501 Stand By power supply that is built up with the FSB117 -U501 . . . . . ."...
  15. 73's de Edd

    Trace and connection repair help (Atari centepede PCB)

    Sir X12sebastian . . . . . . with a . . . . .COMPLETELY . . . . .different answer . . . . What I am seeing on your first photo is pads where a TEST lug has been totally PULLED out . . . . . . . . as it is then shown in your third photo . . .buck naked. BOY ! you must be one heck of a a...
  16. 73's de Edd

    TNY264 - What do the other ID numbers mean please?

    Sir ttruchly . . . . WHASAMATTADOESNTANYONEAGONNAHELPYOUOUTTAYOURDIRESTRAITSDILEMNA . . . . . .HERENOWLETMEHELPHELPYOURHONDA ! *** " To err is human " BUT, if you have BOTCHED up ALL of the pads associated with that 8 pin I.C. . . . . you are SUPER human ! Or I can make it more bluntly ...
  17. 73's de Edd

    Not sure about this resistor value

    Sir lucv . . . . . Is this the right value 4.78 ohms? TOTALLY SCRATCH . . . . that 0.08 degree of ohmmic precision... This is in a paper shredder . . . . not a 5 decimal point accuracy meter / instrument . I have no coin being placed to its side for physical size referencing but I'm thinking...
  18. 73's de Edd

    Problem with multimeter DT9205A

    The problems appear when accidentally when it was on continuity mode my dad used it in a 220 AC curcuit. I opened it but didn't SEE any obvious damages. I fully suspect, that with the meter being set down on a low ohms test function, such that the rotary switching done by the dial, was setting...
  19. 73's de Edd

    Need help with a Sony sony icf-sw7600 AM not working

    Sir sub2001zero . . . . . Hi I need help what wrong with the radio i change all the caps out . . . . . Hi I need help what wrong with the radio i change>>>>>( all )<<<<<<< the caps out . . . . . all . . . . .really ? . . . . . ALL . . . . . . . I'll bet that was one HELL of a job. . . . . ...
  20. 73's de Edd

    Make electronics experiment 11

    I have made a small amp of . . . . . a pocket transistor radio level of sound . . .or better . . . . using a complementary/symmetry 2222 and 2907 pair. This one amp stage will be hit hard with a square wave, so it should at least be audible . . . . as a raucous sound. Dissatisfied ? . . ...
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