JLCPCB Prototype for $2(Any Color): Using a 1N4005 diode to quench the high flyback voltage from a 12V fan motor. But the 33V transient suppression diode didn’t work. My other channel (Julian’s Shorts): , sourceContinue Reading

Are you afraid of spiders? Don’t be afraid of the new spider mower. This remote control lawn mower is specifically used to mow steep slopes that can’t be mowed conventionally. It’s a safer way to keep our city looking good. sourceContinue Reading