/Schematics/Audio devices/VU-meter with 6 LED diodes
Part list
R1_____________220R 1/2W Resistor
R2,R5,R6,R8____100R 1/4W Resistors
R10,R12,R14____100R 1/4W Resistors
R3_____________220R 1/4W Resistor
R4,R7__________330R 1/2W Resistors
R9_____________560R 1/2W Resistor
R11____________820R 1/2W Resistor
R13______________1K2 1/2W Resistor
D1___________1N4004 400V 1A Diode
D2,D4,D6__BZX79C2V7 2.7V 500mW Zener Diodes
D3,D5,D7,D8,D9,D10 Red LEDs
This device should be connect to the output of an amplifier. 6 output indicators are divided in 2W-80W range. If it is connected to the output of a power amplifier with 4 ohm speakers, than the LED value should be multiplied by 2 for the correct power value reading.
Author (sent by): Red circuits
Download counter: 3,367
Rating: 
(2.86, votes 2253)
Vote: 
Date: 26-03-2007
Lokalna verzija ove stranice: VU-metar sa 6 LED dioda
Tags: led, metar, vu. +add your tag
similar content
- How to control 8x8 LED matrix with Arduino (16-09-2015) [@News]
- LED blinker on 1.5V v2 (31-03-2004) [@Schematics/Optics]
- Alarm clock with accelerometer and propeller chip (30-09-2011) [@News]
- LED display in a business card (08-01-2009) [@News]
- LC meter with PIC16F628A - redux (16-09-2011) [@Projects]
- Rotating LED display - POV (16-12-2008) [@News]
- LED-blink monitor for phone line (20-02-2004) [@Schematics/Telephone circuits]
- Sonar enabled jacket (20-12-2008) [@News]
- LED birthday cake candles (08-12-2008) [@News]
- Dual LED 12V blinker (10-02-2005) [@Schematics/Everything else]
add comment
Please log-in!
You can log-in on forum link: Login page. After logging-in, return to this page and click refresh in your browser.
