| David Harris, a retired electronics engineer from Northampton, UK, has found a new passion in his life — repairing Hi-Fi equipment. His work...
All items tagged with Audio and Battery (8)
| In this installment: - Audio DAC for Raspberry Pi - 12-V LED Driver - OBD2 Handheld using a Raspberry Pi - Traffic Signals for Model Railro...
| When you think of vacuum tubes, I bet you the first thing you think of is a bulky, heavy audio amplifier with large glowing glass tubes humm...
| The integrated output amplifier described in this article consists of little more than one integrated circuit. It is intended especially for...
| Testing and faultfinding of audio equipment and low-frequency test instruments is all but impossible without a good signal generator. T...
| This preamplifier is intended for those audio enthusiasts who are interested in only the best. Its discrete design produces distortion...
| In this instalment, the power Inverter will be discussed. Note that this requires the car battery to be in good condttion. since at full...
| This little circuit switches off the equipment in your audio rack when this has not produced sound for some time.