Search results

  1. Dido

    LED Display digital clock project

    Hello, I want to make myself a digital clock using LED displays as readout, I`ve been searching for some schematics of clocks, there are lots of such in the internet, but I still couldn`t find a reliable one. I don`t want to use a microcontroller, I want the clock to be made with CMOS or TTL...
  2. Dido

    Vacuum Fluorescent Tube driver

    Dear friends, I have built many times the LED Display Digital Voltmeter project and it works pretty fine. Now I want to build myself a Digital Thermometer using this voltmeter, but I want to use seven segment Vacuum Fluorescent Tubes instead of using LEDs. I have a small problem in constructing...
  3. Dido

    BIG LED Clock project

    Hi, I am planning to build myself an electronic clock with a big and bright LED display. I looked over the net and I found out that the schematic that I have attached is the perfect for me and I just thought that you`ll be interested in it too. The only problem I have is that I can`t find a...
  4. Dido

    Cleaning the CCD sensor of a digital camera

    I`ve got a problem with my digital camera and It really freaks me out when I see that the photos are miserable and scruffy.  ;D   So let me explain you the real problem. A month ago I realised that when I shoot a picture and then I view it on my PC I see two spots on the picture. The first...
  5. Dido

    LC 8922 datasheet

    Hi I can`t find the datasheet for LC8922 IC I`ll be very grageful if you can help me! :)
  6. Dido

    Need help with a DMM

    I have a problem with my DMM. I OverVoltaged it It can mesure up to 1kV I measured maybe 5kV with it. Now It displays on the 3.5 LCD Display just the number 1 whatever I try to measure Ohms Amps Capacitance frequency etc... I opened the multimeter and I saw nothing interesting there five or six...
  7. Dido

    Need an LCD display

    Hi Where can I find a datasheet or where can I buy an LCD display marked UMSH - 7061JN-YG maybe it has to be manufactured by Senao.
  8. Dido

    Need Datasheet D17072 from NEC

    Hi I need a datasheet for D17072 chip from NEC Semiconductors It`s got to be some kind of a FM tuner IC
  9. Dido

    Infra Red Remote control

    Hi Can anyone suggest me a circuit for a 2 or 3 channel infra red remote control.I wanna make my AF Power Amp controlled with a remote. I have got a circuit here IC1 is a Op Amp - LM308 IC2 is some kind of tone decoder - LM567
  10. Dido

    How do I solder SMD components with a regular iron

    Hello, I really need help I broke my Sony Walkman and I found out that the left channel is not working because of one 8 ohm small SMD resistor so I`m thinking of soldering a new one but the problem is that these resistors are even smaller than the regular SMD types. Pls for help If someone...
Top