Doctronics - electronics DIY

4.4
171 reviews
1K+
Downloads
Content rating
All ages
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About this app

Electronics helper is carefully designed to address the need for electronic engineers and electronics hobbyists in designing an electronic circuit.

The app contains the electronic components reference section, electronics circuit reference section, and electronics circuit calculation section.
Tedious electronic circuit calculation such as Butterworth, Sallen-Key, Chebychev, and Bessel filter is made easier with the app.

The App features are:
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)

  • Multiplexers

  • Demultiplexers

  • Encoders

  • Decoders

  • Flip-flops

  • Counters

  • Shift registers


Electronics 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

  • and many more

Electronics calculator section:-

  • NE555 timer Astable multivibrator

  • NE555 timer monostable multivibrator

  • Bipolar junction transistor (BJT) analysos

  • Inductor winding

  • Toroidal inductor winding

  • Transformer winding

  • Butterworth, Bessel, Chebychev passive filter calculator

  • Sallen - Key active filter calculator

  • Inverting, noninverting and difference operational 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

  • Resistor color code

  • Air core inductor

  • Voltage divider

  • Current divider

  • Ohms law (current, voltage 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


The app is ideal for electronics troubleshooting, electronics design and for electronics course study
Updated on
Dec 11, 2023

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
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Ratings and reviews

4.4
159 reviews
S Orie
January 13, 2024
A very powerful handy reference tool in my hand. I am in the automotive industry and this package of very important data is just worth carrying around on my phone for quick reference. A wonderful app . Keep on improving it.
1 person found this review helpful
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Anas Abubakar
January 13, 2024
Thank you very much. I'm glad you like the app 😀. We will keep improving the app
Bill Botkovich
March 3, 2024
Love the app. Suggestion for enhancement - the possibility to export the graphic layouts to some full page format for printing (pdf? jpg? png?). I'd pay another 49¢ for this capability!
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Its Me . “Mr C”
February 8, 2024
This app just helps in every way , without bursting brain cells. To sum it up in one word , " Excellent "
1 person found this review helpful
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