Second Life of MFM Hard Drives - Iambic Telegraph Key

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Introduction: Second Life of MFM Hard Drives - Iambic Telegraph Key

About: Partido Geozentrista de los Martianos Intruderz

timelesson.blogspot.com/2010/02/second-life-of-dead-mfm-hard-drives.html

Do you remember a MFM hard drives? Not too fast, but very large - 20 Mb in the 5 inch rack, it was a something special! Times gone and those beautiful drives decided to rest in peace. In peace? No way!

One note - if you don't know wha-da-heck is Iambic Key, visit Wiki: en.wikipedia.org/wiki/Telegraph_key As for me, this key is my way to communicate World. Our Old Good World.

Step 1: Extracting Heads From Dead Drives

There are best-of-the-best bearings inside. Because it is.

Step 2: Cut Off Fag End


Step 3: Breadboarding and Making the Plastic Base.

Breadboarding - making something using wife's bread board en.wikipedia.org/wiki/Breadboard. In my case board was slightly rustic.

Step 4: Assembling and Assembled Views

 

Step 5: Comunicating Using New Keyer






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    7 Discussions

    What are the pins on the front from? Is the speed adjustable? The two wire on top, what are the connected to on the top and bottom?

    Hey, that sounds really nice!  Of course I have no idea what the message was.  ;)