Maker
Solar

#### Should You Build or Buy a 5V USB Portable Solar Power Charger?

- Frank
- August 3, 2020
- 4W
- 5V
- Amazon
- Beginner
- beginners
- boost
- buck
- buy
- cell
- charge
- charger
- circuit
- constant
- converter
- current
- DIY
- do
- electronic
- Electronics
- epoxy
- flux
- fold
- foldable
- garden
- Go
- greatscott
- Guide
- it
- light
- load
- make
- maximum
- measure
- mppt
- on
- open
- or
- output
- panel
- pen
- point
- portable
- Power
- project
- resin
- review
- short
- Solar
- solder
- sun
- tapping
- test
- tester
- the
- track
- tracking
- Tutorial
- usb
- voltage
- wire
- yourself

In this video, GreatScott! takes a closer look at a commercial 5V USB portable solar power charger. After measuring its output power and pretty much “short reviewing” the product, I will try to make my own DIY version that should cost around the same while outputting more power! Let’s get started!

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Funny
Mathematics

#### Calculus Rhapsody

- Frank
- March 14, 2020
- add a constant
- ap calculus
- bohemian
- bohemian rhapsody
- calc
- Calculus
- calculus AB
- calculus bc
- Calculus Rhapsody
- chain rule
- college
- Comedy
- comedy song
- constant
- derivative
- differentiate
- freddie
- freddie mercury
- guitar hero
- high school
- i will derive
- integrate
- integration
- Math
- math video
- Mathematics
- maths
- Meme
- mercury
- Mike Gospel
- Music
- Parody
- Phil Kirk
- Pi Day
- product rule
- queen
- quotient rule
- rhapsody
- school
- school project
- song parody
- university

In honor or Pi Day, here is Calculus Rhapsody.

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