EcoRenovator - View Single Post - DIY thermal differential controller (solar hot water pump controller)

Xringer · 10-05-09, 01:03 PM

Hey, I wonder if that LM324 chip is the same as the 324 chip in my antique 1981 controller?
Of course mine requires no soldering.

It's just plug-n-play!

10-05-09, 01:03 PM	#25
Xringer Lex Parsimoniae Join Date: Feb 2009 Location: Woburn, MA Posts: 4,918 Thanks: 114 Thanked 250 Times in 230 Posts	Hey, I wonder if that LM324 chip is the same as the 324 chip in my antique 1981 controller? Of course mine requires no soldering. It's just plug-n-play!