YouTube series

https://www3.nhk.or.jp/nhkworld/en/tv/worldprime/20201107/3004681/

I thought I knew something about Ryukyuan textiles but this was new to me.

• Best simple explanation from Hoffman Academy.
• 12 tones in chromatic scale
• Half step between each tone
• Major chords: root + major 3rd( 4 half steps) to third + minor 3rd (3 half steps) to fifth e.g. C
• Minor chords: root + minor 3rd to third + major 3rd to fifth e.g. Cm
• Diminished chords: root + minor 3rd to third + minor 3rd to fifth e.g. C dim
• Augmented chords: root + major 3rd to third + major 3rd to fifth e.g. C aug
• 7th chords: chord + minor 3rd. e.g. C7
• maj 7th chords: chord + major 3rd e.g. C maj7

https://www.shapertools.com/en-us/
Handheld cnc router.
$2499

Oil on canvas and oil on board by artbobo

http://www.lithiumion-batteries.com/

12V 100AH Lithium Ion Battery $1299.99
The Smart Battery 12V 100AH Lithium Ion Battery features an automatic built in battery protection system (BPS) that keeps the battery running at peak performance and protects the cells for thousands of cycles. The SB100 is plug and play for any application that currently uses a lead acid, gel or agm battery