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Posts tagged C828

Simple op-amp circuit using tr c828

Simple op-amp circuit using tr c828 Simple op-amp circuit using tr c828

Alarm temperature circuit

Alarm temperature circuit using C828, C458 Alarm temperature circuit using C828, C458

Touch switch circuit for PC board

Touch switch circuit for PC board using B5584ZX, B55138ZX, 74HC14

car sound generator schematic

car sound generator circuit car sound generator schematic diagram 555 4017 557 car sound generator schematic 555 Here we have an astable oscillator built around 555, which gives an alarm tone of 1.8 KHz directly driving a speaker. This is basic alarm circuit, which is later used in many other projects in the book. While […]

How The History of Logic PLC ?

When production requirements changed so did the control system. This becomes very expensive when the change is frequent. Since relays are mechanical devices they also have a limited lifetime which required strict adhesion to maintenance schedules. Troubleshooting was also quite tedious when so many relays are involved. Now picture a machine control panel that included […]

The input, effects and output connections Internal Wiring diagram

The input, effects and output connections are shown Input – these are quite the opposite of what you might think. The same basic idea is used on Fender amps, as well as nearly all others that have dual inputs for a channel. The Hi input is used for normal (relatively low output) guitar pickups, and […]

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