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Posts tagged 12v

Automotive 0v to 12v InPowered Indicator

Automotive 0v to 12v Electrical Voltage Indicator using 74HC04, 74HCT04

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

3000W Inverter

3000W Inverter Parts list: R1=10Mohms R2=100ohms R3=1.2Kohms R4=560Kohms R5-6=2.2Kohms R7-8=56 ohms 5W CX=22pF trimmed capacitor C1-2=22pF ceramic C3=8.2nF 100V MKT c4=10uF 16V C5=47uF 16V C6=470nF 400V D1=5V6 0.4W D2-3=47V 1W Q1-2=BS170 Q3-4=BD139 Q5-6=BD249 IC1=4060 IC2=4013 IC3=4047 CR1=3.2768 MHZ crystal T1=220Vac/2X10V 2X2.2A F1=5A Fuse F2=0.25A Fuse L1=1H smoothing choke 1. Advanced Energy Flow Management for lowest […]

Rf Preamplifier

Rf Preamplifier using dual gate mosfet BF990A Rf Preamplifier using dual gate mosfet BF990A

Power Supplies Switching circuit

Power Supplies Switching circuit using LM5020

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