4 layers106 × 29.2 mm

Batterymeter
hb020/batterymeter
Handheld Battery AC and Time Domain characterization tool on Attiny series 2
145 parts20
Printed circuit boards designed in KiCad and published on GitHub, each with its parts, layers and size, its README and its files; open any of them in PCBKit.

hb020/batterymeter
Handheld Battery AC and Time Domain characterization tool on Attiny series 2

hb020/HP6632B_relay_board
#760 relay board option for HPAK 663xB and 66332A 2 quadrant PSUs. Making them 4 quadrant.

hb020/ersaswitch
Make a Ersa i-con 1V soldering station work with 2 tools, without re-plugging

hb020/batterymeter
Handheld Battery AC and Time Domain characterization tool on Attiny series 2

hb020/batterymeter
Handheld Battery AC and Time Domain characterization tool on Attiny series 2