A Hobby now in your School days or College can help you build a strong profession later. It is Edutainment that will make productive use of your spare time. Friends can do it as a group, during holidays. Parents should encourage healthy hobbies, as the children will grow in a positive and creative atmosphere.
- LED Audio VU Meter
- Stereo led level meter
- VU-meter by Archy
- Volumn Unit Meters / Sound Level Monitors
- LM3914 dot-bar display driver
- Knight Rider Display Project
- Stereo VU Meter (2 x 10 LED)
This is a very eye appealing audio accessory. Displays an approximate output level for each channel of a stereo amplifier. Connects to the speaker terminal; levels are displayed in ten steps. User may select either a moving dot bar appearance. Uses two LM3915 IC's; includes a discussion of measuring audio power.