Dynamic Microphone Amplifier
Dynamic microphones are versatile and ideal for general-purpose use. They use a simple design with few moving parts. They are relatively sturdy and resilient to...
25W HiFi Audio Amplifier with MOSFET
Can be directly connected to CD players, tuners and tape recorders. Simply add a 10K Log potentiometer (dual gang for stereo) and a switch to cope with the vari...
20W Power Tube Amplifier with EL34
The following diagram is the circuit diagram of 20W power amplifier which build based tube component EL34. EL34 is very famous tube and great for power tube amp...
Split Power Supply Circuit for Power Amplifier
This is the very simple circuit diagram of 150W power amplifier. The circuit is easy enough to built without PCB. The power output range is about 100-150W depen...
150W Power Amplifier
150W power amplifier circuit diagram based power transistor TIP41/TIP142/TIP147.It is easy enough to built without PCB. The power output range is about 100-150W...
1500W Power Amplifier
1500W power amplifier circuit design diagram by Rod Elliott. The circuit is built using 10 pairs of power transistor MJ15024 and MJ15025 (or MJ21193/MJ21194)...
1.3W RF Amplifier Circuit
The following diagram is the circuit diagram of 20W power amplifier which build based tube component EL34. EL34 is very famous tube and great for power tube amp...
10 w amplifier using tda2003
This is a circuit diagram of amplifier circuit, these circuits have a 10W audio power amplifier using TDA2003 IC from SGS Thomson popular. The IC can easily pro...
2 channel 100W min AF Power Amplifier STK4231II
If you want to create the 100 watt OCL audio amplifier circuit. I want you to consider this circuit as one. It uses STK4231 IC products to create a simple, smal...
Video Wire: Enable Video Transmission Via Long Cables
This circuit enables you to connect your camera with very long wire. The circuit is actually a video amplifiers. At the sender part, the amplifier is used to....
Video Preamp Circuit
An NE592 or LM733 is used as a general-purpose video amplifier in this schematic.J2 and J3 provide two anti-phase outputs.R2 is a gain control.The bandwidth is ...
Video Line Driver
LT1206 is suitable for driving multiple video cables since it has 60MHz bandwidth, 250mA output current capability, and low output impedance. Please keep in....
Video Amplifier Circuit based IC LM359
Video amplifier circuit based IC LM359 which a Dual, high speed, programmable, Current Mode (Norton) amplifier, can be used for general purpose video amplifiers...
Variable Gain Amplifier controlled by voltage
Variable Gain Amplifier controlled by voltage, works as video amplifier. It use 3 Field Effect Transistor (FET) type U1897E. U1897E can be replaced with 2N4091...
TDA2004 Car Stereo Amplifier Circuit
// TDA2004 Car Battery 12W Stereo Amplifier Circuit Its main features are : Low distortion. Low noise. High reliability of the chip and of the....
Stereo Tube Amplifier
The circuit is simple, yet is capable of excellent performance. I designed it specifically for use as an amplifier for the digital sound card in my computer. Au...
Single Cell Battery 1.5V 20dB Inverting Amplifier
Featuring very low power consumption, 675 nA is the total current? consumption for this amplifier? circuit. The output voltage swing is 300 mVpp with a 20....
Simple PreAmp MIC Circuit
preamp circuits use infront an RF oscilator to make an RF transmitter that is very sensitive to sound. A microphone preamp must provide stable gain....
Motor-Speed Control Employs Class-D Power Amplifier
A dual benefit for battery-powered portable devices is provided by Class D audio amplifier. The produce much less power dissipation than do their linear cousins...
Moduler Preamplifier
To complement the 60 Watt MosFet Audio Amplifier a High Quality Preamplifier design was necessary. A discrete components topology, using and - 24V supply rails ...