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  1. 73's de Edd

    schumacher se-5212a charger

  2. 73's de Edd

    schumacher se-5212a charger

    Sir radioguy . . . . . You split up the picture on me . . . . but confirm that lower 1/2 of the the 1st pictures current cut off has the LARGE BLACK 1000V (you dream) wire, that is routing over to the current meter at the front metering, with it being 1 if two connections there. (Ignoring...
  3. 73's de Edd

    1980 Soviet Radio Cassette amplifier problem.

    Sir Richard9025 . . . . . The last test given was to see how the unit was operating after those two filter components were subbed in and a max volme test on the unit.. Since this is being a single ended supply design and not a dual polarity supply it is usually not a problem of your C38 and...
  4. 73's de Edd

    Is this something fixable?

    Sir Kingsholto . . . . I can see that thar unit 'taint bein' no K-mart $99 Blue light special. What you have yourself there is the final filtering portions of a class D digital power amp, and those 6 black FERRITE encased cylindrical inductors to the side, plus your involved capacitor sets...
  5. 73's de Edd

    Kitchen Aid Stand Mixer redesign

    Sir Andrewvt . . . . . . On their top of the line $1000 unit with its 8 qt mixing bowl. Looks like no complaints found except one case of the triple spot welded tab that holds the mixing bowl, popped off so there is some serious torque involved. This is showing the brushed AC / DC motor and...
  6. 73's de Edd

    Casio WK-3000 no power on adapter but power on batteries

    Sir ffets . . . . . That's the way to do it. Since that is being an EMI / RFI filter from the external power supply to the separate power supply divisions that are being made within the unit. The one supply of MAIN interest will be its dedicated switch mode power supply . . .IC201 and...
  7. 73's de Edd

    Help finding this chip for a 1988 Ford Merkur Xr4Ti tachometer PCB

    Sir Alektron . . . . . How about taking my info below and comparing the foil side of the PCB wiring to ascertain if : Pin 8 is going to the ground / plane negative of the board Pin 5 and 6 are connected and going to the voltage supply for the chip. Pin 2 has a cap going to ground Pin 3 has a...
  8. 73's de Edd

    1980 Soviet Radio Cassette amplifier problem.

    How about connecting a 0.1 ufd cap in series with a10 ohm resistor and connect them between gnd and the emitter pair side of the 470 ufd electrolytic. Then see how the higher volume responds ?
  9. 73's de Edd

    I am building a kicker for a soccer robot and need help understanding the electrical diagram.

    It's being a one shot s...l....o....w recovery unit, as it is being shown, and depending upon that 1k to charge the MULTIPLE capacitor bank to the right . . . . . but we haven't been given the full details yet . . . which should be forthcoming.
  10. 73's de Edd

    I am building a kicker for a soccer robot and need help understanding the electrical diagram.

    Sir Mblizzard . . . . . I can only see this being applicable in a scale down application and using using a ping pong ball as the soccer ball due to the limited power capabilities and effective direct impact stroke drive length of the solenoid, or, even if using a levered stroke drive. Is...
  11. 73's de Edd

    Newbie here need help

    Sir Sum ting Wong . . . . . This whole circuitry functions as a detector circuit for protecting a plugged in A.C. powered device from being damaged by a high line voltage situation, or a low line voltage situation. High voltage being mainly detrimental to some electronics and lighting lamps ...
  12. 73's de Edd

    replacement charger

    Sir Robin . . . . Match worldwide Input Voltage AC100~240V 50/60Hz and DC Output switch multi Voltage of 3V/2A, 4.5V/2A, 5V/2A, 6V/1.5A, 7.5V/1.5A, 9V/1.5A, 12V/1A, Max 12W Power. You DAMN sure don't want that charger hooked up to a set of LiPo cells unless you want the furniture that the...
  13. 73's de Edd

    SENCORE PA202

    Sir K4PI . . . . . TF46 Cricket uses 6AA batteries . . .in your desired situation, is having them being niCAD or niMH rechargeables. 9 VDC is used in the unit, with an additional dividing down into +4.5 and -4.5 differential supplies. Minimum idling power is 10 ma when powered up, until...
  14. 73's de Edd

    Comedy Thread

    . . . . . .He says . . . . She says . . . A woman goes into Wally-World to buy a rod and reel. She doesn't know which one to get, so she just grabs one and goes over to the register. There is a Wally-World "associate" standing there with...
  15. 73's de Edd

    1996 Fender deville deluxe 212

    How do you get this channel 2 reference ? The unit is a mono amp and the only 1-2 aspect is the two inputs 1 and 2 and they then tie into the same common input junction .
  16. 73's de Edd

    Newbie here need help

    Just about any small signal NPN, if driving the meager power needs of piezo driver unit.
  17. 73's de Edd

    Need help determining orientation of FET package in drawing

    Sir Learning something . . . . .else . . .today . . . Sure that case is marked. . . .SEE . . . . The inner sloped bevel / chamfer of ONE of the edges of the case, and the way that it relates to the terminals. You can see it from one illustrations profile, or they also are designating it with...
  18. 73's de Edd

    Antique radio repair

    That image was just absolutely perfect . . .UNTIL I had to submit it to my Image hosting site and you now can see the DREADED J-peg "crusting " aberrations that were introduced upon it. But, had I submitted it as J-peg initially , they would STILL have to RE-J-peg it and the resultant...
  19. 73's de Edd

    1980 Soviet Radio Cassette amplifier problem.

    Sir Richard9025 . . . . Where my antique olde tyme tractor go..o..o..o..o.. ? And what is the new photo being of ?****** All the tests that I do are battery-powered. I removed the power supply and replaced the open capacitors (it had one open capacitor and the PSU wouldn't work) . Now it...
  20. 73's de Edd

    DIY Electric Shocking Mouse/Rat Trap

    Sir mrbouncyballs . . . . . I can see your problem with that continual fierce current draw of 2-3 amps . . .plus the manufacturers mention of only intermittent use. To thereby keep it intermittent use . . .you probably just need to provide them with a . . . . " RING BELL FOR SERVICE "...
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