Electrical and Electronics
 Analog Circuit Design, Robust Design, Sigma Delta Converters, RFID  Premium Membership Required
 Audio Transformer Audio transformer used in low power applications where a variable voltage is required.
 Bandwidth Limiting Calculator Excel Spread Sheet Premium Membership Required


 Binary to Octal Conversion Calculator
 CMOS Schmidt Trigger Oscillator Calculator Excel Spreadsheet Premium Membership Required
 Decibel Tables Calculator Excel Spreadsheet Premium Membership Required
 Multiple Feedback Band Pass Filter Calculator Premium Membership Required
 Cable Management and Wire Organizer Systems Review Cable management systems available in various materials, sizes, colors, and NEMA or UL ratings
 Capacitance Discharge Calculator Equations and a calculator for determining capacitance discharge rate of a capacitor
 Circuit Breaker Overview Circuit breaker used break the circuit and stop the current flow when current exceeds a predetermined value
 Coaxial Cable, Connectors Assemblies Review Coaxial cable is used as a electrical transmission line for radio frequency signals.
 Complex Impedance  Current in AC Circuit Table gives Complex Impedance and Current in AC Circuit Equations
 AWG American Wire Gauge Copper Wire Size Chart AWG Copper Wire Table Size and Data Chart @ 100 Degrees F
 Current in AC Circuit Equations AC Circuit Equations for RMS Current.
 Distribution Transformers Used in electrical power distribution and transmission systems.
 Distribution Transformer Excel Calculator
 Design AC Generators and Synchronous Motors
 Electric Circuits Fundamentals Premium Membership Required
 Electrical Design of Cathodic Protection Design of cathodic electrical systems
 Electrical Electronics Enclosure Classifications NEMA Standard UL Electrical Electronics Enclosure and Motors Classifications 50 & 508
 Electrical Electronics Enclosure Classifications UL Standard NEMA 250, “Enclosures for Electrical Equipment (1000 Volts Maximum)
 Electrical Equations ( Alternating Current ) AC Electrical circuits and alternating current AC equations and formulae.
 Electronic Sensors Overview Electronic sensor is a device designs to indicate or measure something Review the environment which it is operating.
 Electric Motor Repair and Use Handbook Premium Membership Required
 Emergency Electrical Power A reliable and adequate source of electric power is necessary for the operation of active industrial operations..
 Equally Tempered Scale Frequencies Musical Notes Table Calculator Excel Spreadsheet
 Frequency Converter Application Review Convert alternating current (AC) of some frequency to alternating current of another frequency.


 Hexadecimal to Octal Conversion Calculator
 HRC Fuse Design & Manufacturing RC fuse link is a very common, simple and effective electrical protection device
 Heat Shrink Tubing Review Heat shrink tubing is a material that contracts or shrinks diametrically when a specified heat source is applied
 High  Voltage Circuit Breaker Used for service on circuits with voltage ratings higher than 600 volts.
 High Voltage Engineering Fundamentals Premium Membership Required
 Inductance of Coil Calculator Inductors, also know as choke, coil
 Industrial Electrical Insulation Testing Failure of an insulation system is the most common cause of problems in electrical equipment.
 Instrument Current Transformer Instrument current transformer (CT) steps down the current of a circuit to a lower value
 Instrument Potential Transformer Instrument potential transformer (PT) steps down voltage of a circuit to a low value
 Isolation Transformer Low power transformers used to isolate noise from or to ground electronic circuits.
 Inverting OpAmp Gain Table Calculator Excel Spreadsheet Premium Membership Required
 Linear Circuit Source Calculator Excel Spreadsheet Premium Membership Required
 Low  Voltage Circuit Breaker Low  voltage circuit breaker is one which is suited for circuits rated at 600 volts or lower
 Mobile Electrification Systems Review Used to provide electrical power to moving machines and equipment.
 NE566 Function Generator Frequency Calculator Excel Spreadsheet Premium Membership Required
 NE570 Expander Output Biasing Calculator Excel Spreadsheet Premium Membership Required
 NE570 VCA Output Biasing Calculator Excel Spreadsheet Premium Membership Required
 Octal to Binary Conversion Calculator
 Octal to Decimal Conversion Calculator and Table
 Octal to Hexadecimal Conversion Calculator and Table
 Ohms Law Equations and Calculator Current through a conductor between two points is directly proportional to the potential difference across the two points.
 Potentiometer Equation and Calculator Potentiometer or a resistor a pot, is a threeterminal resistor with a sliding or rotating contact
 Power Transformer Power transformers are sometimes considered to be those with ratings of 300 voltamperes and below.
 Practical Antenna Handbook Premium Membership Required to view Document/Book
 Practical Electronics Design Handbook Premium resource membership required
 Rack Mount Enclosures, Advantages and Design Rack Mount Enclosures for electronics and electrical systems
 Radio Engineers Handbook  Premium Membership Required to view Document/Book
 Residential Electrical Load and Requirements Calculations Spreadsheet Premium membership required
 Resistors in Parallel Equation and Calculator Two or more components are connected in parallel they have the same potential difference voltage across their ends
 RF Radio Frequency Filter Review RF (radio frequency) filter is a device that is utilized to allow or stop selected signals or frequencies
 RF Circuit Design
 Schmitt Trigger Equations and Calculator Equation and calculator gives values for Schmitt Trigger and an Inverting Schmitt Trigger
 Semiconductor Flip Chip Review Flip chip, also known as Controlled Collapse Chip Connection or its acronym, C4
 Series & Parallel LED Design Calculator Determine the unknown series resistor value in ohms for the LED circuit shown.
 Starting Motor Voltage Drop Calculator
 Switchgear Review Switchgear is a general term covering switching and interrupting devices that control, meter and protect the flow of electric power.
 Surge Protectors (Surge Suppressors) Review A surge protector, also called a surge suppressor
 Transfer Switch Transfer Switch Basics
 Voltage Drop Calculations Voltage drops across internal resistance's of the source, across conductors, across contacts, and across connectors are undesired; supplied energy is lost (dissipated).
 Wire Voltage Drop Calculator This voltage drop calculator is based on public domain formula
 Voltage to Frequency Converters Review Voltage to frequency converters also called widerange voltagecontrolled oscillator
 Wheatstone Bridge Analysis and Calculator Wheatstone Bridge Calculator
 Wind Power Generation and Wind Power Turbine Design Premium Membership Required to view Document/Book

 Zener Diode and Resistor Voltage Regulator Design Calculator Zener Diodes can be used to produce a stabilized voltage output with low ripple under varying load current conditions.
Test and Instrumentation Equipment
Uninterruptible Power Supply UPS
EMI / RFI RFI Shielding
Electronic Switches and Connectors
Temperature Sensors & Detectors

Electrical Electronic Devices
 555 IC Timer Monostable and Astable Design Calculator 555 timer IC integrated circuit is the first and still one of the most popular IC timer chips in use.
 Arc Flash Calculator per. NFPA 70E Calculator Excel Spreadsheet
 Available Fault Current Calculator Excel Spreadsheet
 NCP1611 Generator Frequency Calculator Excel Spreadsheet
 NCP108x, Flyback CCM, Design Calculator Excel Spreadsheet
 Capacitor Color Codes for Identification Capacitors may be marked with 4 or more colored bands or dots.
 Capacitance Equations  Formulae Electrical Capacitance equations for various configurations.
 Ceramic Capacitors Review Ceramic capacitors are part of the family of electrostatic capacitors.
 Dynamic Braking Resistor High power wattage resistor used by a electric motor to assist in the process known as dynamic braking.
 Dynamic Braking Resistor Calculations Equations that define dynamic braking systems performance.
 Edge Wound Resistors Review Edge wound Resistors constructed from a continuous ribbon of resistance alloy material
 Fire Alarm Notification Appliance Circuit Calculator Excel Spreadsheet  Premium Membership Required
 MOSFET Spice Parameters Spreadsheet Calculator
 Motors and Generators Standards, Installation and Design Premium membership required
 Electrolytic Capacitor Review Type of capacitor that uses an electrolyte, an ionic conducting liquid, as one of its plates
 NCP1027 Design Tool Brownout Calculator Spreadsheet
 NCP1351 Inductor Calculator Spreadsheet
 NCP1562 Design Tool Calculator Spreadsheet
 NCP3063 Design Calculators NCP3063 BUCK Topology Calculator Spreadsheet , NCP3063 BOOST Topology Calculator Spreadsheet , NCP3063 VOLTAGE INVERTING Topology Calculator Spreadsheet
 NCP3163 Design Calculators BUCK Topology Calculator, BOOST Topology Calculator Spreadsheet , VOLTAGE INVERTING Topology
 NCP5252 Circuit Design Aid Calculator Excel Spreadsheet NCP5252 is a fasttransientresponse and highefficiency singlephase buck regulator with builtin MOSFETs.
 NCV8876 Boost Design Tool Calculator Excel Spreadsheet designing with the NCV8876 for continuous conduction mode boost applications
 NCP102 Design Spreadsheet Calculator Excel calculates both system and component data for use with the NCP102 in a voltage regulator configuration
 CP5222 Design Tool Calculator Spreadsheet a fasttransientresponse and highefficiency dualchannel / twophase buck controller with builtin gate drivers, provides multifunctional power solutions for notebook power system.
 Neutral Grounding Resistors Incorporated into electrical circuits to protect the system and devices.
 NUD4001 LED Design Tool Current Source Spreadsheet
 OpAmp Gain Design Equation and Calculator Determine the Gain and output voltage for both a NonInverting OpAmp and an Inverting OpAmp.
 Power Resistors  Review Power Resistors are resistors which are capable of handling a lot of power, as their name implies
 Resistors  Review Resistors are electrical or electronic components which resist the flow of current across the resistor device.
 Resistor Color Codes Resistors are normally identified with a code.
 Resistor Types Resistors are available in may different packages and made from different material
 Tantalum Capacitors Review Tantalum capacitor is comprised of a permeable tantalum center section surrounded by tantalum pentoxide.
 Volts to dBm Equation, Calculator and Table
 Wire Wound Resistors Review Wire Wound Resistors consist of a cylindrical core which is wrapped or wound with wire.
 Voltage Summing of Three Resistors Equation and Calculator
 Voltage Divider for 5% Resistors Calculator Excel Spreadsheet Premium Membership required
 XR2206 Function Generator Frequency Calculator Excel Spreadsheet Premium Membership Required
 Zener Diode Conventional solidstate diode will not allow significant current if it is reversebiased below its reverse breakdown voltage.
Pressure Detection
Transducer Detection
Level Sensors & Detectors
Synchronizing Motors
Switches
 Mechanical Limit Switch Mechanical limit switch is a mechanical device which can be used to determine the physical position of equipment.
 Reed Limit Switch Reed switch is an electrical or mechanical switch that is actuated by an applied magnetic field.
 Position indicator Typical Circuits Position Sensor is any instrumentation or device that is utilized to detect position measurement or an objects location.
Variable Output Devices Used in Position Sensing
Sensors & Detectors General
Electrical Meters and Measuring Devices
