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9/16/2014

FIVE BANDS DIGITAL CONTROLLED GRAPHIC EQUALIZER

Circuit Diagram:
CIRCUIT DIAGRAM FOR FIVE BANDS DIGITAL CONTROLLED GRAPHIC EQUALIZER
Datasheet for TDA7317: Download

9/15/2014

25 W + 25 W stereo amplifier with mute and standby

Features:
  • „ Wide supply voltage range (up to ±22.5 V)
  • „ Split supply
  • „ High output power 25 W + 25 W into 8 Ω with VS = ±20 V and THD = 10%
  • „ No “pop” at turn on/off 
  • „ Mute (“pop”-free) 
  • „ Standby feature (low Iq) 
  • „ Few external components
  • „ Short-circuit protection 
  • „ Thermal overload protection

Description:
The TDA7264 is class-AB dual audio power  amplifier assembled in a Multiwatt package.
It is specially designed for high-quality sound applications such as hi-fi music centers and 
stereo TV sets.

Circuit Diagram:
Circuit diagram for 25 W + 25 W stereo amplifier with mute and standby
Datasheet for TDA7264: Download

12 +12W STEREO AMPLIFIER WITH MUTING

12 +12W STEREO AMPLIFIER WITH MUTING

1.6W AUDIO AMPLIFIER

PCB Layout TDA7231A

PCB Layout TDA7231A

SINGLE OPERATIONAL AMPLIFIERS LM101A

Schematic diagram LM101A

Pin connection
Datasheet LM101A: Download

HIGH PERFORMANCE QUAD OPERATIONAL AMPLIFIER

Features:
  • SINGLE OR SPLIT SUPPLY OPERATION
  • LOW POWER CONSUMPTION
  • SHORT CIRCUIT PROTECTION
  • LOW DISTORTION, LOW NOISE
  • HIGH GAIN-BANDWIDTH PRODUCT
  • HIGH CHANNEL SEPARATION
Circuit Diagram:
Circuit Diagram for HIGH PERFORMANCE QUAD OPERATIONAL AMPLIFIER

BASIC FUNCTION AUDIO PROCESSOR

CIRCUIT DIAGRAM FOR BASIC FUNCTION AUDIO PROCESSOR

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200W Audio Amplifier Circuit

Circuit description: Connecting two TDA2030 thru cheap power transistors we can create a amplifier wich can deliver a higher power. Wi...

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