Recent content by M-Funf

"Dry" Air Evaporative cooler. You could also make a "dry-air" evaporative cooler. This was invented some time ago, and my father's company manufactured these until about 15 years ago. Basically, it's an evaporative cooler with a twist: Instead of using a wet fiber/wet cardboard medium and...

Please explain "shocking the patient with Ldi/dt"? I have some experience with generating muscle motion from low freq. AC and DC current due to inadequate filtering of the output on an Electro-Cautery unit, but how does an inductive coil shock the patient?

response time. I would think that it should respond or complete it's movement (approx. .10") within 15 seconds. Any longer and the user will become impatient. I, too, like the pulsed application of power. I don't want this device to get too warm since it's inside the human body...

willib, The solenoid will be housed inside a Titanium housing, so it doesn't need any additional housing. It would need to be normally off, and I'd prefer pulsed power to energize. The solenoid will be moving a small pin as a "release" mechanism. The force required to move the pin has yet to...

Hey Guys, I'm new here, this is my first post. I am a member of other message boards, but they are primarily for fun. I think this board may acutally help me out with some of the work "opportunities" I run into now and again. First, I should tell you that I'm a ME, not an EE, so although...