Electrohelper is carefully designed to address the need for electronics engineers and electronics hobbyists in designing an electronic circuit. The app contains the electronic components reference section circuit reference section and circuit calculation section.
Tedious electronics circuit calculation such as Butterworth Sallen-Key Chebychev and Bessel filter is made easier with the app.
The App features are:
Electronic components reference section:- In this section detailed information about the popular electronic components is given like Arduino board Atmega 328 Transistor both Bipolar junction and MOSFET Diode signal and Zener diode TVS Ceramic and electrolytic capacitor Resistor capacitor etc.
Electronic circuits reference section:- In this section detailed information about common electronics circuits are given such as Amplifiers both class A ClassB and Class AB amplifier oscillators Rectifier Filter circuits etc.
Electronic circuit calculations section:- This section contains a lot of common electronics calculations like filter capacitor resistor code 555 timer etc.
Electronic components section:-

Resistor
Capacitor
Inductor
Transient voltage suppressor(TVS)
Rectifier diode
Signal diode
Zener diode
Bipolar junction transistor(BJT)
Metal oxide field effect transistor(MOSFET)
555 timer
Operational amplifier (Op-amp)
Arduino boards (arduino uno and arduino nano)
Atmega 328
Voltage regulator integrated circuit(IC)

Circuit section:-

Class A amplifier circuit

Class B amplifier circuit

Class AB amplifier circuit

Relaxation oscillators circuit

Sinusoidal oscillators circuit

Resistor-Capacitor filter (RC filter) circuit

Inductor-Capacitor filter (LC filter)

Active rectifier circuit

Bridge rectifier circuit

Active rectifier circuit

and many more

Calculator section:-

NE555 timer Astable multivibrator

NE555 timer monostable multivibrator

Bipolar junction transistor (BJT) analysos

Inductor winding

Toroidal inductor winding

Transformer winding

ButterworthBesselChebychev passive filter calculator

Sallen-Key active filter calculator

Inverting noninverting and difference opearational amplifier calculator

Resistor in series calculator

Resistor in parallel calculator

Capacitor in series calculator

Capacitor in parallel calculator

Capacitance of a capacitor calculator

Resistance calculator

Series LRC circuit impedance and reactance calculator

Parallel LRC circuit impedance and reactance

Charging and discharging a capacitor

Charging and discharging an inductor

Polyester film capacitor code

Ceramic capacitor code

Color coded resistor

Air core inductor

Voltage divider

Current divider

Ohms law (currentvoltage and resistance relation in a circuit)

Delta to star resistor network conversion

Star to delta resistor network conversion

Light emitting diode (LED) resistor calculator

Double pole Sallen-Key

Butterworth filter components value calculator

Surface mounted (SMD) resistor code calculator

Pi Tee and Bridge attenuator

Radio frequency(RF) calculator

Alternating current (AC) power

Direct current(DC) power