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Troubleshooting

Signal Injector Circuits for Quick Troubleshooting of all Audio Equipment

Last Updated on September 17, 2023 by Swagatam 14 Comments

signal injector

This simple signal injector circuits I have explained below can be accurately used for troubleshooting and alignment applications of all kinds of audio and high frequency equipment. 1) Using a Single IC 7400 One of the extremely handy devices for repairing audio and high frequency instruments is without question a equipment that will give you […]

Filed Under: Meters and Testers Tagged With: Audio, Circuits, Injector, Quick, Signal, Troubleshooting

Troubleshooting Inverter Output Voltage Drop Issue

Last Updated on October 29, 2021 by Swagatam 23 Comments

The post presents a discussion regarding the troubleshooting of a 4047 IC based inverter output voltage drop problem on connecting a load. The solution was requested by Mr. Isaac Johnson. The Issue Good day sir, I am a reader of your blog and an electronics hobbyist. I constructed a square wave inverter with a filter […]

Filed Under: Inverter Circuits Tagged With: Drop, Inverter, Issue, Output, Troubleshooting, Voltage

Battery Charger Problems Troubleshooting Discussed

Last Updated on August 3, 2019 by Swagatam 14 Comments

battery charger circuit

The included battery charger circuit was designed and built by Mr.Vinod Chandran, however there’s some issues and problems  with the circuit the troubleshooting of the same is addressed in this article. I have explained the discussion between Vinod and me. Discussing a Transistor Battery Charger Problem Vinod: I am attaching the circuit image of the […]

Filed Under: Battery Charger Circuits Tagged With: Battery, Charger, Discussed, Problems, Troubleshooting

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