On Thu, 13 Feb 2014 22:32:15 -0500, Michael Black
wrote:

One time I was looking into switches that couldn't be accidentally
toggled, and I thought of type F connectors.

No need to build your own. Most switch manufacturers make "locking
lever" type of switches. I've used them in various devices where I
didn't want any accidentally toggling. They're also common in
aerospace and military equipment:
http://infinityaerospace.com/LL_Toggle_Sw_for_Preoiler.jpg
http://www.chiefaircraft.com/edm-7103k2zqe.html
http://www.ebay.com/bhp/locking-toggle-switch

--
Jeff Liebermann
150 Felker St #D http://www.LearnByDestroying.com
Santa Cruz CA 95060 http://802.11junk.com
Skype: JeffLiebermann AE6KS 831-336-2558