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Posts tagged devices

Bluetooth cell phone

Bluetooth cellular phone circuit GSM SMS Controller circuit using Bluetooth cellular phone and Bt serial Bluetooth cell phone serial and GSM SMS Controller circuit using PIC16LF875

3W Audio Amplifier Circuit using TDA7057Q

3W Audio Amplifier Circuit using TDA7057Q

Variable dc power supply circuit diagram

Variable dc power supply circuit diagram Variable dc power supply circuit diagram using lm317 Variable dc power supply circuit diagram Variable dc power supply circuit diagram

Make original 100W guitar amp

The amp is rated at 100W into a 4 Ohms load, as this is typical of a “combo” type amp with two 8 Ohm speakers in parallel. Alternatively, you can run the amp into a “quad” box (4 x 8 Ohm speakers in series parallel – see Figure 5 in Project 27b, the original article) […]

Wiring schemes and kind of cable for connections vga monitor.

Wiring schemes and kind of cable for connections vga monitor. The connection of the R, G, B and sync signal shoul be made using 75 ohm coaxial cable. If you happen to use any other type of cable you will quite propably see a radical drop in picture quality (loss of details, shadowing etc.). A […]

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