UK Vintage Radio Repair and Restoration Discussion Forum - View Single Post - Old coil switch thing. Identified as a Ruhmkorff induction coil.

Techman · 14th Jul 2022, 1:40 pm

Here's my small collection.

Ideally run from a 6 volt accumulator - that's a 6 volt lead acid battery.

Don't try to run one from a modern power supply - the back EMF will likely blow it into next week!

14th Jul 2022, 1:40 pm	#10
Techman Dekatron Join Date: Nov 2009 Location: Lincolnshire, UK. Posts: 5,000	Re: Old coil switch thing Here's my small collection. Ideally run from a 6 volt accumulator - that's a 6 volt lead acid battery. Don't try to run one from a modern power supply - the back EMF will likely blow it into next week! Attached Thumbnails