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• Category: Amplifier Guide
  • Power Amplifier Basic (Part 1)
  • Audio Amplifier
• Category: Amplifier protection
  • Amplifier Auto off Timer Circuit
• Category: Audio Amplifier
  • 1 Watt Stereo Audio Amplifier based IC KA2209
  • 40W Power Amplifier based Transistor TIP33 / TIP34
  • Stereo Pre-amp with Volume and Tone Control
  • 350 Studio Amplifier Circuit Scheme and PCB Layout
  • Car Subwoofer Amplifier with STK IC
  • 200W Mono / Stereo Power Amplifier using TDA1514A
  • 3W Stereo Audio Amplifier based Power IC BA5406
  • Headphone Amplifier based MOSFET
  • Mini Audio Amplifier using IC AN7115
  • 2 watts amplifier schematic diagram
  • 12W amplifier circuit based 741 Op Amp
  • 100 W audio amplifier based LM12CLK
  • 20W stereo amplifier based LM1876
  • 90 W audio power amplifier based on transistor
  • Two way 20 watts audio amplifier
  • 30W Stereo power amplifier based TDA 1521
  • Preamplifier for magnetic phono cartridges
  • General Purpose 5 Watt Audio Amplifier based LA4460
  • 35W Audio Amplifier based LM391
  • Mono/Stereo Preamp based on LM387
  • Electret Microphone Pre-amp based NE5532
  • Microphone Preamplifier based TLC251
  • 5.8 W Audio Power Amplifier
  • 10 Watt Transistor audio amplifier
  • Headphone Audio Amplifier based Two Transistors
  • 2x4W Stereo Tube Amplifier Circuit
  • Simple Audio Booster
  • Category: Car Amplifier
    • 150W Car Audio Amplifier
    • Quad amplifier 40W
    • 20w car audio amplifier based TDA 2004
    • Monoblock Car Amplifier TDA7294
    • Car Amplifier Circuit 2x40W based TDA8560Q
    • 2x22W Car Audio Amplifier Circuit
    • Car Power Amplifier based TDA1562
  • Category: Guitar Amplifier
    • 50 Watt Audio Amplifier based L8063
  • Category: Power Amplifier
    • 10-100W Class-D Power Audio Amplifier Using MD7120 MOSFET Driver
    • 400 Watt 70 Volt Amplifier
    • 150W Power Amplifier using Transistor
    • 1000W Stereo Audio Amplifier with Transistors 2SC5200 and 2SA1943
    • 21W Class AB Audio Amplifier
    • 4 Channel Amplifier with IC LM1877N
    • 600W MOSFET Power Amplifier
    • MOSFET Power Amplifier 5200W IRFP250
    • 260W Power Audio Amplifier
    • 1000W Power Audio Amplifier
    • 100W Power Audio Amplifier Diagram based FET K134 and J49
    • 75W Transistor Audio Amplifier
    • 12W FET audio amplifier
    • Audio Power amplifier (30W)
    • 80W power amplifier circuit with TDA7294
    • 100W Audio Amplifier based F.E.T
    • High quality 10W Audio Amplifier
    • 10 W Audio Amplifier based TDA 2003
    • 100W bridge amplifier based TDA7294
    • 100W Audio Amplifier with Integrated Circuit
    • 50W amplifier based LM3886TF
    • 30W, 4 channel car amplifier
    • 10W Amplifier for portable cd players
    • 50 watt Mosfet amplifier
    • Hi Fi headset Amplifier based LM 4880
    • 40W audio amplifier based on TDA1514
    • 15 w class B audio amplifier
    • 10 watts Mosfet Audio Amplifier
    • 36 Watt Audio Power Amplifier based on TDA1562Q
    • Car stereo amplifier based TDA1535
    • 6 Watt HI FI audio amplifier based TDA2613
    • 30 watt audio amplifier based TDA2040
    • 5 Watt Audio Amplifier based LA4460
    • 200 Watt MOSFET Amplifier
    • 100W Basic MOSFET amplifier
    • Headphones Amplifier based LM741
    • Amplifier Circuit using MOSFET Output Stage
    • Simple Amplifier Circuit 3W / 8 ohm
    • Max 1W / 8 Ohms Amplifier based on LM386 with Input for Guitar
    • 5W / 8 Ohms Bridge Amplifier based on Two LM380s
    • Non-Inverting Amplifier Using Split Supply
    • Low Voltage Bridge Audio Amplifier
    • 15W Headphone Bridge Amplifier
    • 40W / 2 ohm (24W / 4 ohms) Bridge Power Amplifier (Cheaper Version)
    • 40W / 2 ohm (24W / 4 ohms) bridge power amplifier
    • Small stereo headphone amplifier
    • 32 ohm Headphones Amplifier
    • 10 W Power amplifier based TDA2003
    • 2×50 mW Stereo Headphone amplifier
    • Headphone amplifier based OPA134PA
    • 100mW Stereo Amplifier Circuit based TL082
    • Low Power Amplifier 2×100 mW with TL082
    • 22 Watt Stereo Amplifier with Power IC TDA1554
    • 20 Watt Power Amplifier based TDA2005
    • General Purpose 10 Watt Audio Amplifier Circuit
    • Motorola Hi-Fi Power Amplifier 20W to 80W RMS
    • High Quality Monoblock Power Amplifier
    • Simple 150 Watt Amplifier with Darlington Transistor
    • High Precision Audio Frequency Amplifier based LM4702
    • 2×3 Watt Low-Frequency Amplifier based KA2206
    • 315 Watt Class D Power Amplifier
    • Compact Power Amplifier based LM386
    • Audio Frequency Amplifier 20W based LM1875
    • Power Amplifier 2x18W with TDA1516Q
    • 25 Watt Power Amplifier based MosFet
    • 105W Simple Power Amplifier
    • High Quality Audio Amplifier for Computer
    • Easy 100 Watt Power Amplifier
    • High Power Audio Amplifier 1500 Watt
    • Inexpensive 20 Watts Power Amplifier
    • 30W Quad Power Amplifier based TDA7386
    • TDA2050 Amplifier with Current Environmental Protection
    • High Quality Monoblock Power Amplifier
    • 100 Watt High Quality Power Amplifier
    • A Simple 20 Watts Amplifier
    • 25/50 W Power Amplifier Class D based MAX9709 chip
    • 60 / 120 watts Power Amplifier LM4780
    • 240W Class D Audio Amplifier based TDA8924
    • 1.4W Stereo Power Amplifier Circuit based TDA8552
    • 2.6W Two Channel Amplifier based MAX9751
    • 1W Power Amplifier with Electronic Volume Control based TDA8551
    • 1W Audio Amplifier Circuit based TDA7052
  • Category: Pre-amplifier
    • DIY Guitar Transistor Preamp
    • Pre Amplifier with low impedance input
    • Hydrophone Preamplifier based on Op-Amp OPA37
    • Simple RIAA Preamplifier using Logic IC CD4069
    • RIAA Stereo Preamplifier Classic Version based on NE5534
    • RIAA Stereo Preamplifier Classic Version based on NE5532
    • Mono Preamp Mic based BC108 Transistor
    • Mono Preamp with Small Transformer and Two Transistors
    • Mono Preamp based on CMOS IC CD4069
    • Small Electret Microphone Pre-amplifier
    • Preamp for Speakers as a Microphone 2
    • Preamp for Speaker as a Microphone
    • Mono Preamp Based on NE5534
    • Mono Preamplifier based on SSM2017 and SSM2142
    • Mono Preamplifier based on TL062
    • Guitar Pre-amp based on an FET BF245 and BF256
    • Guitar pre amp based FET
    • Guitar pre amplifier based TL071
    • Guitar Pre-amp Circuit based TL072
    • Low Cost Pre-amplifier Circuit based TL072
    • Asymetric Pre-amp Scheme for Single or Dual Power Supply
    • Asymetric Pre-amp with Dual Supply Voltage
    • Asymmetric Pre-amplifier Circuit
    • Balanced Input/Output Pre-amplifier Circuit
    • Preamplifier for ECM Microphone
    • Single Chip Audio Preamplifier LM 358
    • Simple Microphone Pre-amp
    • Stereo Pre-amplifier + Tone Control Circuit based TDA1524A
• Category: Operational Amplifier
  • Class A Power Amplifier based Op-amp TL071C
• Category: Other Amplifier
  • Absolute Value Amplifier
  • Voltage controlled variable gain amplifier
  • Voltage Controlled Amplifier
  • Power Booster based NE5535
  • Active FM Amplifier
  • Inverting Amplifier Uses Two Class AB Amplification Isolated Cells
  • Class D Amplifier for ATtiny15L
  • Subwoofer Amplifier for Computer
  • Headphone Amplifier SONY CXA1622P
  • Microphone Amplifier based K548UN1
  • Dual Channel Headphone Amplifier
  • Single Channel Headphone Amplifier
  • Microphone Amplifier with Noise Suppression
  • Microphone Amplifier using KM551UD2
• Category: Other circuit
  • Octaver-Fuzz Guitar Effects
  • Multidirectional microphone amplifier
  • Portable Sound level meter
• Category: RF Amplifier
  • Active Antenna Amplifier For FM Radio
  • 70W FM amplifier
  • 1500 Watt RF Amplifier Circuit
  • 4 Watt / 900Mhz RF Amplifier
  • 160 W (PEP) Broadband Linier Amplifier
  • 140W ( PEP ) Amateur Radio Linier Amplifier (2 -30 Mhz)
  • 100W PEP 420-450Mhz PUSH-PULL LINIER AMPLIFIER
  • Active Antenna for AM/FM/SW
  • 144MHz Power Amplifier Circuit
  • RF Amplifier Circuit : 1 Watt 2.3GHz based MRF2001
• Category: Tube Amplifier
  • 100 W valve audio amplifier
  • Simple High Quality Tube Amplifier Class A
• Category: Video Amplifier
  • Video Amplifier Circuit based IC LM359
  • Variable Gain Amplifier controlled by voltage
  • Linear Video Amplifier SECAM, PAL and NTSC

Downloads

• MD7120 Class-D Audio Amplifier Design
• CK704 - 1W Stereo Amplifier Module
• Download Stereo Preamp Circuit Manual Kit