DavidStonier-Gibson 1 DS 等级 75 积分 0 关注者 5 question_answer 05 Apr 2017 07:47 Seriously, this is a schematic symbol for a DPDT switch?SamacSys library. A schematic symbol is meant to convey information, not conceal it. I would never have started learning electronics 60 years ago if the schematics had been so opaque.
