circuits to-day: 2021

Saturday, 25 December 2021

How to assemble a super simple Stereo Balance Indicator

Introduction Nowadays stereo audio amplifiers are in use aplenty among all walks of people. They may be music lovers, professionals, learner...

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Tuesday, 14 December 2021

Low cost mini Audio Amplifier using IC LA 4510

How to build a mini Audio Amplifier using IC LA 4510

msrini 17:23 0 Comments

Introduction You can come across thousands of audio amplifier circuits on the web. Some with built around transistors alone, but some are wi...

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Monday, 22 November 2021

6V DC Power Adaptor

How to build 6V DC Power Adaptor

msrini 22:14 0 Comments

DC power adaptor Compact DC power adaptor that delivers fairly regulated voltage that too with standard voltage is always preferable for e...

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Sunday, 7 November 2021

Ambulance siren

How to build Ambulance siren circuit

msrini 15:22 0 Comments

Ambulance Siren You are familiar with the siren attached to various ambulance vehicles. There are various siren sounds attached to different...

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Sunday, 31 October 2021

8 Watts Audio Power Amplifier

msrini 15:00 1 Comments

Audio Power Amplifiers There are plenty of audio power amplifier circuits are available over the net. They give different audio power output...

Car reverse horn with musical sound you would love to use

msrini 12:37 0 Comments

Car reverse horn You are familiar with cars fitted with reverse horns. When the car is taken back in rather than reverse direction a sound i...

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Saturday, 25 September 2021

3 minutes timer circuit

msrini 11:12 1 Comments

Introduction Timer circuits are always helpful in performing a crucial task exactly at the required time. In our day-to-day life, people ar...

Sunday, 12 September 2021

Hobbyist Door Bell

Door Bell circuit

msrini 19:23 0 Comments

Introduction Door Bell is an indispensable item for every household. Varieties of doorbell circuit designs are available in the market. Yo...

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Friday, 10 September 2021

1W audio power amplifier using IC LM 390

How to assemble 1W audio power amplifier using IC LM 390

msrini 19:49 0 Comments

Introduction A simple easy to build audio power amplifiers are always beneficial to novice and small builders for their requirements. Especi...

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Saturday, 4 September 2021

Twilight switch

Automatic Twilight Switch

msrini 10:28 0 Comments

Introduction Twilight switch Twilight is exactly the transition period of time from sunset to the beginning of the night. At that time light...

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Thursday, 26 August 2021

Popular IC 555 flasher circuit

2 LED Flasher Circuit

msrini 19:29 0 Comments

Introduction One can find numerous 2 LED flasher circuit designs using transistors alone or IC based on the internet. All of them use LEDs f...

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Thursday, 19 August 2021

1 minute Timer

Timer special

msrini 19:38 0 Comments

Introduction For any electronics projects associated with timing, the sequence will require definitely a reliable timer to perform the funct...

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Wednesday, 18 August 2021

flame detector

Flame detector

msrini 21:15 0 Comments

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Tuesday, 17 August 2021

Best continuity tester

2 Transistor continuity tester

msrini 15:18 0 Comments

Introduction A simple and at the same time very much utility-oriented best continuity tester circuit is described here for assembling and ...

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Monday, 16 August 2021

Automatic light flasher unit

msrini 12:40 1 Comments

Automatic l ight flasher unit Introduction Many times a simple low-cost automatic flasher light may be required for many of our project co...

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circuits to-day

Saturday, 25 December 2021

How to assemble a super simple Stereo Balance Indicator

Tuesday, 14 December 2021

How to build a mini Audio Amplifier using IC LA 4510

Monday, 22 November 2021

How to build 6V DC Power Adaptor

Sunday, 7 November 2021

How to build Ambulance siren circuit

Sunday, 31 October 2021

8 Watts Audio Power Amplifier

Car reverse horn with musical sound you would love to use

Saturday, 25 September 2021

3 minutes timer circuit

Sunday, 12 September 2021

Door Bell circuit

Friday, 10 September 2021

How to assemble 1W audio power amplifier using IC LM 390

Saturday, 4 September 2021

Automatic Twilight Switch

Thursday, 26 August 2021

2 LED Flasher Circuit

Thursday, 19 August 2021

Timer special

Wednesday, 18 August 2021

Flame detector

Tuesday, 17 August 2021

2 Transistor continuity tester

Monday, 16 August 2021

Automatic light flasher unit

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