Electronics Toolbox Pro

In-app purchases
4.7
162 reviews
1K+
Downloads
Content rating
Everyone
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About this app

This app is a collection of basic electronic calculators. It is suitable for hobbyist, electronic engineers or professionals.

Basic tools
• Resistor color code
• Inductor color code
• Resistor SMD marking & EIA-96
• dBm, dbW, dBuV converter
• Resistors in series
• Resistors in parallel
• Two resistors in ratio
• Voltage divider
• Ohm's law
• Y-Δ converter
• L, C reactance
• Complex number operation
• RC charging time constant
• RC filter
• RL filter
• LC circuit
• 555 monostable
• 555 astable
• Wheatstone bridge
• Trace width calculator
• Battery capacity
• Operational amplifier
• LED calculator
• RMS calculator
• Range calculator
• Temperature conversion
• BJT bias voltage
• Voltage regulator
• Shunt regulator
• Length converter
• Limit 10 combinations of component values


Digital Tools
• Number converter
• Logic gates
• DAC R-2R
• Analog-to-digital
• 7-segment display
• Minimization of boolean function
• Half adder & full adder
• Synchronous counter up to 6 states
• Cyclic redundancy check CRC-8, CRC-16, CRC-32
• Hamming code


Electronics resources
• SI unit prefix
• Physical quantities
• Circuit symbol
• ASCII table
• 74xx series
• CMOS 40xx series
• Pinouts
• C programming language
• Python language
• Common linux command for Raspberry Pi
• Resistivity table
• Permeability table
• Permittivity table
• Ampacity table
• AWG table
• Standard wire guage (SWG) table
• World plug
• EDA software
• Flip-flop
• SMD marking
• Formulas

Features in PRO version only
• No Ads
• No limitation of component values
• Selectable 1%,5%,10%,20% of values
• Complex matrix
• Pi-pad attenuator
• T-pad attenuator
• Coil inductance
• Poles & zeros calculator

Pro version :
http://play.google.com/store/apps/details?id=com.peterhohsy.eecalculatorpro


Note :
1. For those who need support please email to the designated email.
Do NOT use either the feedback area to write questions, it is not appropriate and that is not guaranteed that can read them.

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.
Updated on
Apr 11, 2024

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
Learn more about how developers declare collection

Ratings and reviews

4.7
148 reviews
Frank Pepper
September 1, 2021
Everything that it claims it is a simple easy use formula books like basically world of tools at your fingertips it's great freaking out amazing out I never do these reviews ever but this app is dope
7 people found this review helpful
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grYnnAn
March 11, 2024
My go to, when it comes to pin-out.
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Nick DiBartolomeo
November 6, 2022
An incredibly useful tool, even the free version is worth the install.
1 person found this review helpful
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Peter Ho
November 15, 2022
Thank you for your best review and encouraging support! I'm very glad that you like the app. Please recommend the app to your friends. Don't hesitate to send me a note at peterhohsy@gmail.com if you have any queries or suggestions

What's new

5.4.60
- Fix minor bugs

4.4.5
- Support landscape mode in tablet

4.0.5
- Support dark theme

4.0.0
- Remove storage permission