This variable notch filter circuit for enabling an adjustable audio frequency cancellation as desired by a specific application. A Notch Filter can also be named as Band Stop filter or […]
Simple Preamplifier Circuit
The circuit discussed is created to work like an universal preamplifier, by adjusting the value of one element, R1, you are able to look after the entire range of inputs […]
Audio Limiter Circuit
When generating tape recordings, particularly of “live” shows, it may be quite tough to set the right recording level. This could effortlessly result in an extreme recording level and major […]
Scratch And Rumble Filter Circuit
Scratch and rumble filtering circuit is a important element in a hi fi amplifier, however is definitely one which can be lacking through several layouts, or if this filtering exists […]
Door Buzzer Circuit
This unit is actually a two tone door buzzer of the form that generates a basic tone for around one second, accompanied by a tone of lower pitch. The result […]
1 Watt Amplifier Circuit
The majority of the Hi Fi amplifiers being used derived from circuitry such as this layout, even though they tend to be more modern. The 1 watt amplifier circuit utilizes […]