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  1. Delta Prime

    Parkside PLG 20 A1 4.5A Battery Charger fix

    Okay I believe you well done! You say you bought a new one did you do a comparison? Voltage resistance that sort of thing
  2. Delta Prime

    Tektronix 465 oscilloscope with garbled display

    If you feel up to it, this is Paige 149 in the service manual vertical deflection amplifier I mean no offense because of your prior experience with audio I presume you know how to read schematics Here's some quick checks make sure you have these voltages at the checkpoints. Below is the...
  3. Delta Prime

    Tektronix 465 oscilloscope with garbled display

    Purely speculative could be a case of intermodulation,deflection amplifier. Does the CRT makes noise when you pick it up turn it sideways. Like broken glass. Would you happen to have a frequency generator? Do you have a video camera you can place so you can play back where all the screws...
  4. Delta Prime

    "Portable" system to output power from solar to a notebook

    I concur.It is selectable from 20 to 28 volts. And I would treat both the photovoltaic panel and the generator as if it was made out of paper mache does not look rugged. . As stated this is just an example.
  5. Delta Prime

    Tektronix 465 oscilloscope with garbled display

    Okay I believe you. Can I move into your basement? But seriously,yeah you got to have to tear that puppy apart. In order to get to the test points and components involved to replace, desoldering and soldering. But if you're okay with that, Heck, I wouldn't mind helping you out. But I must warn...
  6. Delta Prime

    Tektronix 465 oscilloscope with garbled display

    I have a question? In your profile you state that you work for a company called plugger works. And in the photo of the oscilloscope I could see very high ceilings with exposed conduit almost as if you were in a commercial building. I have no problem helping you out but I do have a problem doing...
  7. Delta Prime

    Tektronix 465 oscilloscope with garbled display

    Welcome to Make you a Pro! 465 ABCDEFG which one do you have I'll tell you what we'll start off with b
  8. Delta Prime

    The independent catapult

    Welcome to Maker Pro :) I love siege weapons! The only constructive criticism I have with you're quaint mangonel catapult is in the use of the rubber band that is responsible for storing the elastic potential energy as it is stretched, thus liberating the associated kinetic energy upon release...
  9. Delta Prime

    "Portable" system to output power from solar to a notebook

    The thread starter is planning to travel around the world hopefully in summer time the T.S. will wind up in Norway: "Land of the Midnight Sun". The 20 to 28 volt DC 100 watt solar panel alone would last all day with the USB type-C connector powering his notebook while charging his batteries he...
  10. Delta Prime

    Parkside PLG 20 A1 4.5A Battery Charger fix

    Yes desolder it to test
  11. Delta Prime

    Comedy Thread

    A pastor asked his congregation for a raise... A pastor's wife was pregnant, and he asked his congregation for a pay raise... they took a vote, and decided that every time a pastor had a child, their pay would be increased... ...after the preacher's 6th child, the congregation began to get...
  12. Delta Prime

    "Portable" system to output power from solar to a notebook

    This is only an example this generator has an inverter with battery backup it stated as 110 but I'm sure you can find one that is220Vac this is only an example! The photos below are for scale and a brief description. You have the option to plug in or just you a USB connector it's up to you. The...
  13. Delta Prime

    "Portable" system to output power from solar to a notebook

    This notebook takes a USB connector type C.This notebook power supply takes 20 volts DC at 65 Watts i padded it. 75 Watts ÷20 volts = 3.75 amps. The below link is from Amazon you're going to need a generator. . look at the video just tell me what you think you could probably find it somewhere...
  14. Delta Prime

    NOR flash programming

    https://developer.arm.com/documentation/dui0225/d/getting-started/using-the-versatile-ab926ej-s-boot-monitor/loading-boot-monitor-into-nor-flash
  15. Delta Prime

    Parkside PLG 20 A1 4.5A Battery Charger fix

    This is not your particular unit but the process is the same apologies if you have you already seen this.
  16. Delta Prime

    "Portable" system to output power from solar to a notebook

    All right just what I'm going to do I'm going to give you three possible options and you pick and choose which one you want I'll give you a price list to go along with it and I'll try to make it affordable so you can plug in more than just your laptop
  17. Delta Prime

    "Portable" system to output power from solar to a notebook

    Funny looking too! :cool: First you say you want to be able To take the solar panel in and out of a car now you say you want to go around the world I need to know exactly what you want to do! because if I give you the components you need for just your laptop it will only work for yours...
  18. Delta Prime

    Rutland ESB57 Energiser low voltage help! (2)

    Very informative thank you for answering my questions This answer just peaks my curiosity I'm going to have to try this! thanks again...
  19. Delta Prime

    Need help about switch power supply circuit

    Component selection is critical I need to see a list of the actual components you have selected for your circuit. I know as a hobbyist you may not have this list but you just cannot grab components out of a scrap bin and put it together it will not work.
  20. Delta Prime

    Need help about switch power supply circuit

    My response is in the form of making general comments and it's not subject to peer review these are generalities nothing specific.So back off!!:cool: (Just kidding!) My friend. You cannot do that! Q1 and Q2 along with the support circuitry R6 ,C3 (tank circuit) are necessary for the high...
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