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Schematics and Product design Notes - delabs Circuits


Pages - Contents and Sections - Schematics and Designs

Schematics of delabs - Electronic Circuit Diagrams and Design Ideas Tutorials

Process Control
  1. AD590 - temperature
  2. Thermocouple Amplifier
  3. Linearizing Thermocouple
  4. Thermocouple Amplifier
  5. 0-1V to 4-20 mA
  6. 1-5V to 4-20 mA
  7. InfraRed - Optical Switch
  8. InfraRed Detector

Analog Circuits

  1. Battery Level Indicator
  2. Simple Sample and Hold
  3. Sample and Hold Standby
  4. Voltmeter Attenuator
  5. Precision Current Source
  6. Opamp Supply Virtual Ground

SCR and Triac

  1. Solid State Relay
  2. Normally Closed AC SSR
  3. AC-AC-SSR
  4. DC-DC SSR
  5. 2N2646 based Pulser
  6. Drive SCR thyristor

Mains Power

  1. Flashing Neon Lamp
  2. Dimmer power control
  3. Edison Bulb Life Extend
  4. Mains Current LED
  5. Mains Voltage LED

Digital Circuits

  1. Simple Digital Counter
  2. Running Lights
  3. Frequency Divider
  4. Crystal Oscillator
  5. Simple High speed switch
  6. Differential TTL converter

Measureall DMM

  1. Ohmmeter Measure Resistance
  2. Precision Digital Attenuator
  3. Precision Amplifier

Mixed Circuits

  1. Monostable Multivibrator
  2. Digital to Analog
  3. LM311 Oscillator
  4. PLL using 4046
  5. VCO with LM331
  6. BCD Thumbwheel to Analog
  7. V to F Converter ICL8038
555 Circuits
  1. OR gate with two 555
  2. fixed frequency duty cycle
  3. Pulse width modulation
  4. Astable Multivibrator
  5. uC Reset Generator
  6. LM555 Voltage Doubler
  7. 555 Power Oscillator
Discrete Circuits
  1. Isolated dual supply
  2. Sound to light converter
  3. Water operated relay
  4. Telephone Indicator
  5. Passive volume control
  6. RS232 Opto-Isolation
  7. Voltage Level Indicator
  8. Relay Driver
  9. Constant Current LED
  10. Voltage Doubler
  11. FET Current Source
Opamp Circuits
  1. Three Opamp Differential
  2. Two Opamp Differential
  3. Buffer Opamps
  4. Differential Op-Amp
  5. Inverting Opamp
  6. Non Inverting Opamp
  7. Digital gain control
  8. Square Triangle Oscillator
  9. Dual Polarity Output Amps
  10. Ammeter Precision Rectifier
  11. Voltage / Current 4-20 mA
  12. Current Source for RTD
Power Electronics
  1. Dual Power Supply
  2. Single Power Supply
  3. Battery Backup Supply
  4. 5V 1A Supply LM2575
  5. 5V Power Supply L296
  6. Dual Power Supply
  7. Tubelight Electronic Choke
  8. Voltage Doublers Multipliers
  9. White LED Lamp on Ni-Cd

uC and uP

  1. PC RS232 with MAX232A
  2. Battery Backup SRAM
  3. watchdog uC uP systems
Instrumentation Circuits
  1. Mains monitor LM3914
  2. Simple Mains monitor
  3. single digit voltmeter
  4. High Resistance Meter
  5. Diode Thermometer
  6. Function Generator
  7. Diode Leakage Tester
  8. Analog LED Ohm Meter
  9. Millivolt Source Current Loop


Soldermans Basics - Circuits, Explanations, Theory, Fundamentals.

Tables, Charts, Videos

Binary and Hex
Resistor Color Code
Ohms Law
Giga, Tera, Pico, Nano
Milliamp Meter
Thumbwheel Switch
High Resistance Materials

Analog

School - Analog Design
DN Analog Basics 06
DN Op-Amps 01
TI Semiconductors



Basic Electronics

Basics of Electronics
Product Production
Work Discipline
Testing Points
Learning Electronics
Electronics Theory

Production Notes

Prototype Fabrication
Electrical Circuits
Electromechanical

Library

Scots Guide Electronics
Engineering - Wikibooks
Design Lab - Jim Svoboda
DC Circuits UOG
Socratic Electronics
Blobz Guide Electric Circuits

Product Design

Product Development
Constant Current Source
Good Voltage Regulators
Insulation Resistance
Digital Insulation Tester
DN Schematic PCB 04
DN Product Design 07

Hobby Circuits

VU Meter Circuits
LED brightness control
555 Incredible Chip

Process Control

liquid level measurement
Thermocouples and RTD
Design ADC Interface uC
Thermocouple Amplifier
IA Instrumentation 02
Temperature on DMM
Optical Proximity Switch
Analog Mux - Data Acquisition

Test Measurement

Instrumentation Automation
NI Test and Measurement
DMM Digital Multi Meter
Oscilloscope in T&M
IA Automation 01
Build Instruments
Tektronix T&M Equipment
Educators Corner – Agilent

Power Electronics

UPS Background
Transformer Connections
DN Power Electronics 03
DN Power Electronics 02
Half Bridge Convertor SG3525

Embedded

Interfacing Microcontrollers
Embedded Process Control
80C31 8052 Microcontroller
Microprocessors and uC
Embedded Systems Design


Components

Good Voltage Regulators
Relays and Contactors
Potentiometers Trimpots
Prototype Boards Types
Types of Capacitors
Types of Switches
Resistors How they Work
Coils Transformers SMPS
Mains Transformers Types
DN Components Selection 05

Tutor Gadgets

Count-Up Timer
Digital Logic Gates
Electronics Tutors

Science

Delsea Physics Page
Science Toys
Science Clips
HyperPhysics
FCC Kids Zone

History

Edison Phonograph
Miami Museum
Teaching Instruments
Charles Proteus Steinmetz
Muntzing a Circuit Design
Magic Eye Valve Tube
Teralab Electronics projects
Historical Instruments





Circuits FAQ - Electronics - Questions and Answers.

2008

  2009

2007




Digital and Analog Clocks

Tiny Web Tools
Toys and Games
Electronic Gadget Simulation
Digital Electronics Tutors
Analog Electronics Tutorials


Electronic Components
Mains Power Transformers
Resistors and Types
Coils Transformers SMPS
Relays and Contactors
Types of Switches
Types of Capacitors
Potentiometers Trimpots

Basic Electronics

Digital BCD counter
Astable 555 Timer
LED Running lights
Basic Electronics
555 Timer Circuits

Microcontroller Projects
80C31 SBC
Embedded Controller
ICL7135 and 89C51
MCS-48 and 80C39

Digital and Interface
Digital Timers Counters
Printer Port, 256 Relays.
Control Interface PC
Analog Interface PC

Instrumentation
Instrumentation
Function Generator
Insulation Tester TeraOhm
DMM digital multi meter
Voltmeter Attenuator
LM3914 analog display
Autoranging 4-1/2 DVM

Industrial Automation
Process Control
Mini RTD Transmitter
4 to 20 mA Transmitter
Sequential Timer
Timer Counter Modules
V/I Converter LM723

Power Supplies
Power Electronic Circuits
Power Supplies Section
Battery Charger L296
Battery Level Indicator
Electronic Product Design
Materials and Equipment

Engineering and Technologies


Electronic Projects PCB and Circuit Diagrams
Important Pages for EE and Electronic Product Development



delabs EE Updates
Disclaimer and Terms of usage
The documents, software, tools and links are provided to enhance the ability of an electronics student, hobbyist or professional by sharing information. The information, links etc. should be used by the website visitor, at his or her own risk and responsibility. There may be concept, design and link errors in the pages. My Creative Work, ideas and documents can be used for Product Design and Development by R&D Engineers, Hobbyists, Students and even firms for creating useful products. These cannot be used for reprint, replication or publishing online or offline.

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