• Content Count

  • Joined

  • Last visited


About Stephenah

  • Rank
  • Birthday 02/15/1975
  1. Stephenah

    I need information

    How about the information
  2. Stephenah

    Amplifier service manual

    Write and record service / maintenance job on service booklet and return back to customer.
  3. Stephenah

    smps of tv..

    this is a good advice. I have the same problem and I do take it for people's advice. good luck.
  4. Stephenah

    hv transformer wiring

    ;) thank you.I would like to read this.
  5. Stephenah

    bluetooth pendrive

    Useful information like this one must be kept and maintained so I will put this one on my bookmark list! Thanks for this wonderful post and hoping to post more of this!
  6. Stephenah


    Well, I figured it out! I booted in safe mode with networking, downloaded the 8800 drivers, installed and everything was OK on reboot! all my google searching on this subject, I didn't find one person that recommended doing this! I hope anyone with a similar problem will find this thread.
  7. Stephenah

    can you help me?

    I have a dell(windows 7) laptop, its works 3years,but now the ac adapter isnt work, someone told me which is laptop amps. so I want to know how about the Volts and Amps rated listed on each adapter and on the back of each laptop. can you help me. thank you. ps:Sorry,my english isnt well.
  8. Stephenah

    A novice question on batteries

    Different types of batteries have different materials, and requirements voltage will be different . If you are hold on, mabey it not be compatible with a short circuit.
  9. Stephenah

    Increasing the DC 5V 250 mA adopter volt & amp.

    Power to bear it? ???
  10. Stephenah

    Cold Heat Soldering Tool

    It's a miniature arc welder. Some Costco's and Sam's Club got them for $12-15. Replacement heads are $10 so they are "disposable unit". ;D
  11. Stephenah

    Advanced Battery Technologies

    ???sorry I don't answer but I found it ,Silver-zinc battery energy than large, to a large current discharge, seismic, for Astronauts, satellites, rockets and other power. Charge and discharge times up to about 100 to 150 cycles. The drawback is that expensive, relatively short life.
  12. Stephenah

    7805 and AC-Adapter

    +1 :D
  13. That sound great, but the price is too high. :o