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Pre MIC (microphone preamplifier) 2 CH by IC NE5532 or LF353 – Circuit Schematic
Pre MIC (microphone preamplifier) 2 CH by IC NE5532 or LF353
This be Pre Mic circuit or Microphone preamplifier circuit model 2 CH. By this circuit uses integrated number circuit NE5532 or LF353. It perform enlarge sound ...
Passive tone control circuit – Circuit Schematic
Passive tone control circuit
The Passive tone control circuit be the circuit fines the bass that has no the expansion but will give kind equipment R and C. It perform filter frequency then ...
The Mixer Pre MIC 3 channel by LM348-741G—4 – Circuit Schematic
The Mixer Pre MIC 3 channel by LM348-741G—4
If you are looking for a mixer with a microphone, and can easily make your own.I highly recommend this circuit.It is a.....
Micro mixer circuit by TA7137 – Circuit Schematic
Micro mixer circuit by TA7137
If you are looking for a micro mixer circuit that create a simple, affordable, small and compact, and be usable versatile, must be this circuit. We can use to m...
Many simple door buzzer sound circuits – Circuit Schematic
Many simple door buzzer sound circuits
Door Buzzer by use, IC 555. Perform sound electric bell origin. When press S1 as a result have a voice fair loud. This circuit almost must not do anything. Beca...
Low noise tone control circuit using C945 – Circuit Schematic
Low noise tone control circuit using C945
If you have electronics old equipment, keep many long ago year, unknow build Electronic Project good. I begs for to advise pre tone control circuit this. By.....
Loud ringer for phone using KA2411 – Circuit Schematic
Loud ringer for phone using KA2411
This phone is loud ringing tone circuit for generating the electricity bell in the old telephone. This circuit is relatively loud. so can use to replacement the...
Lets to build many VU Meter circuits with LM3914 – Circuit Schematic
Lets to build many VU Meter circuits with LM3914
A VU Meter is used to display the power level of the audio, it also is beautiful. When you go to the electronic equipment store to buy the VU meter kit, with t...
LED VU meter circuit by transistor – Circuit Schematic
LED VU meter circuit by transistor
The V.U. meter that works with the integrated amplifier circuit.The signal will sound, the audio amplifier circuit into VU meter circuit.And will show the level...
Music Keyboard circuit – Circuit Schematic
Music Keyboard circuit
The work of the circuit this origin frequency sound circuit model astable multi vibrator. When build the circuit suits power supply the circuit will still.....
Doorphone Intercom by IC LM386 – Circuit Schematic
Doorphone Intercom by IC LM386
From this LM386 circuits we modify is this simple Doophone intercom. you can build them. read below. In this doorphone circuit,an 8 ohm speaker is used both as....
Cricket Generator by 2N4891 – Circuit Schematic
Cricket Generator by 2N4891
This circuit gives sound handful that modifies interestedly, occurrence sound rate cricket Fixed. By R3 should experience change the value C1,R5 and C2.....
Cheap car subwoofer filter circuits – Circuit Schematic
Cheap car subwoofer filter circuits
This subwoofer filter set Suitable for use with a great car audio system. Since this circuit is designed to operate with a 12 volt DC power. But if you.....
Background music decoder – Circuit Schematic
Background music decoder
This is a background music (SCA) decoder circuit from the input demodulated (multiplex) FM signal. We use NE565 (Phase Locked Loop IC) to be base of this.....
Audio noise filter circuits – Circuit Schematic
Audio noise filter circuits
When we said to Noise signal in an audio system. everyone not likes it, wants to get rid of it all. I also not like them too. However, we can use it to get rid ...
5 Channels Graphic Equalizer by LA3600 – Circuit Schematic
5 Channels Graphic Equalizer by LA3600
This circuit 5 Channels 2 Octave Graphic Equaliser,easy to make equalizer, because using IC LA3600 (easy to use) For you who take an interest sound of music.....
5 Channels 2 Octave Graphic Equaliser by 4558 – Circuit Schematic
5 Channels 2 Octave Graphic Equaliser by 4558
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5 channel graphic equalizer by BC548 transistor – Circuit Schematic
5 channel graphic equalizer by BC548 transistor
The graphic equalizer circuit the frequency adjust circuit. For some kinds of audio frequency response is not smooth. The.....
10 Channel Graphic Equalizer by LA3600 – Circuit Schematic
10 Channel Graphic Equalizer by LA3600
In addition to using the LA3600 IC, was the 5 channel graphic equalizer. We can also be designed was the 10 Channel Graphic equalizer circuit. By connection.....
Schematic effect – Circuit Schematic
Schematic effect
The Echorec delay is a superb piece of engineering! In their quest for perfection Binson got many important aspects of the design right, maintaining a balance b...