Audio

Low Noise Portable Mic Preamp

This is the circuit diagram of portable mic preamp. This circuit consumes low current supply (about 2mA), so will have…

54 years ago

HiFi Audio Pre-amp

This is a HiFi pre-amplifier circuit diagram with low noise output. Very wide range frequency from about 10Hz until up…

54 years ago

4W Audio Amplifier using Transistor TIP41

This 4W Audio Amplifier circuit is powered by 2 pieces of transistor TIP41. The circuit is very simple and incorporates…

54 years ago

“Hum” Remover

Here is the hum remover circuit diagram. "Hum" usually occured from live audio system, for example: input from microphone. Hum…

54 years ago

50 Watt Power Audio Amplifier

Here the circuit diagram of 50W power amplifier. The amplifier uses a pair of power transistors that are MJ2955 and…

54 years ago

Stereo Electret Mic Preamplifier

This a simple stereo electret microphone pre amplifier circuit. The below design diagram is the design for single channel, but…

54 years ago

5W Tube Amplifier with EL84

Here is the circuit diagram of the classic 5W Tube Amplifier with EL84 as the final amplification component. This is…

54 years ago

35W Tube Power Amplifier with EL34

This is the circuit diagram of 35W Tube Power Amplifier with EL34. This tube amplifier designed in 1953 and worked…

54 years ago

Portable Audio Amplifier

This is simple portable audio amplifier circuit. This circuit built based on IC TEA2025 which is a monolithic integrated audio…

54 years ago

100W RMS Audio Amplifier

Here is the 100W RMS audio amplifier schematic diagram: This circuit is quite simple but will give you high quality…

54 years ago