High quality and easy to use toolbox, reference book and electronics calculators for electricians, engineers and students. A collection of information regarding electronics, structured so everyone from advanced engineers to DIY enthusiasts and beginners can take advantage of. Big library of interfaces, resources, pinouts and calculators - from resistor color codes to voltage divider calculators. The application is a must have for students and engineers. New content is added constantly. Electronics calculators are currently added with priority. All trade names mentioned in this app or the other documentation provided by this app are trademarks or registered trademarks of their respective holder. This app is not related or affiliated in any way these companies. ALL FUNCTIONS ARE FREE AND UNLOCKED Calculators: Resistors Connecting Inductors Connecting Capacitors Connecting Sine Voltage Calculator Analog to Digital Converter Ohm's Law Resistor Color Codes to Value Voltage divider Calculator Resistor Value to Color Code SMD Resistor Calculator Inductors Color Codes Wave Parameter Converter Range Mapping Converter Battery Life Calculator * New Calculators are arriving on a regular basis Interfaces and Pinouts: USB RS232 Serial Communication Parallel Port Ethernet Registered Jack SCART DVI HDMI DisplayPort VGA S-Video VESA Analog Audio CVBS AV Composite Analog YPbPr Component Video S/PDIF Firewire DMX ATX Power Supply PATA SATA ISA EISA MCA VL-Bus PCI Bus PCI-X Bus PCI Express Bus AGP PS/2 AT Keyboard MIDI Game Port Lightning PDMI OBD II Car Audio ISO SD Card SIM Card GPIB JTAG Trailer ISO Boards: Arduino UNO R3 Arduino Nano Arduino Pro Mini Arduino Leonardo Arduino Micro Arduino Nano Every Arduino Mega2560 Rev3 Arduino Nano BLE Arduino MKR Zero Arduino Uno Wi-Fi Arduino Due Arduino MKR Vidor 4000 Arduino Zero Arduino Nano 33 IOT Arduino MKR Fox 1200 Arduino MKR WAN 1300/1310 Arduino MKR GSM 1400 Arduino MKR Wi-Fi 1000/1100 Arduino MKR NB 1500 Arduino Nano RP2040 Connect Resources: USB Power Specification USB PD - Power Delivery USB Speed Specification Electrical resistivity and conductivity AWG and SWG wire sizes Ampacity Table Standard Resistor Values Standard capacitors Values Capacitors working voltages Capacitors marking Codes SMD Size information Standard Symbols and Acronyms Unit prefixes ASCII Control characters ASCII printable characters ASCII extended characters Cylindrical cell batteries Cylindrical lithium-ion rechargeable batteries PP series batteries Button battery cells Decibel to Watt conversion Frequencies information Radio band information Platinum resistance Fuses color coding DIN47100 color coding Different voltages across countries