Motor and General Control Schematics

12V Sump Pump Control
3 Phase Brushless DC Motor Xtal Based Controller
35KHz Magnetic-Radiation Remote-Control
555 Timer Monostable Circuit Using Pushbutton
6090 digital decoder schematics
9V Xenon photoflash controller (PDF)
AC switching with TRIAC from TTL
Adjustable Voltage motor controller
Anti-jam system for rotary diecut machine based on PIC16F84
Assorted relay control circuits
Block power switching module
Bridge control for PLC using PIC18F84
Bridge head
Charge coupled bi-directional power MOSFET relay (PDF)
CMOS Toggle Flip Flop With Relay(CD4013)
CO2 controller for planted tanks
Cold activated switch
Combination-controlled, fully customizable RF remote control
Constant Temperature Circuit
Control 120VAC relay with TTL
Current loop interface
Dark activated switch
DC motor controller
DC Motor Driver with L6203
DC Motor Reversing Circuit
DC Motor Speed Controller
DC Motor-Driver H-Bridge Circuit
DC Push Button Motor Control Circuit
Delayed shutter control for Kodak DC-20
Driving a relay with a CPU
DS1821 programmable thermostat
Dual Channel Servo Pulse to H-Bridge Interface
Dual Channel Servo Pulse to H-Bridge Interface
Dual Stepping motor drivers using UDN2540
Electronic thermostat
Electronic Thermostat Relay Circuit
Finger touch activated switch (PDF)
Flashing neon Christmas lights
Frequency switch
Garden moisture controller
Gasoline generator automatic throttle controller
Bipolar H -Bridge Circuits
H-Bridge motor controller (5 amps, 100 watts)
H-Bridge shematic
High And Low Voltage Cut Off With Time Delay
Hot Water Tank Indicator
Interfacing 5 volt CMOS to 12 volt loads
Latching relay driver
LDR light/dark activated relay switch
Light Activated Relay
Light activated relay
Light detector
Light/dark detector
Line-powered Xenon flash transmitter (PDF)
LM3911 temperature controller
Low voltage DC motor speed controller
Machine vibration triggers hour meter (PDF)
Micro stepping with PBM3960 and TEA3718
Modular relay system
MOSFET H-BRIDGE schematic and theory
Motor speed controllers
One component stepper motor driver
Optically isolated stepper motor controller
Overload Voltage Protection with Automatic Reset
PIC16F84 RF remote controller
Power-line Appliance Controller
Programmable light-activated relay
Pulse Width Modulation DC Motor Control
Pulse Width Modulator
Pulse Width Modulator Motor Speed Control
Pushbutton one-shot and latch (PDF)
PWM DC motor control with SG3525
PWM DC Motor Speed Control
PWM motor controller
PWM Motor Speed Controller / DC Light Dimmer
Relay delay circuit
Rolling code 4-channel UHF remote control
Serial servo controller
Servo pulse to PWM converter
Several stepper Motorola control circuits
Solenoid starter
Solid state relay (PDF)
Solid-state power controller
Sound operated switch
Stepper motor controller
Stepper motor controller
Stepper motor driver
Stepper Motor Driver using L298 and L297
Stepper Motor Driver using TEA3718/3717
Stepper motor positioner
Switching solenoid driver
Switch-on delay circuit
Temperature monitor
Thermoelectic controller (scriptable thermometer)
Thermostat
Three input first response monitor
Touch switch
Touch switch
Touch Switches
Transistor relay driver
Voice activated switch using MC2830
Voltage comparator switch
Wireless RF PWM dual motor controller

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