Here is an old thread that covers the Jack. http://www.rcgroups.com/forums/show...ght=switch+jack
This was my post: search for (DCJ-21) and (DCSID) at: http://www.allelectronics.com *ITEMS ORDERED: 2.1MM COAX POWER JACK, PANEL MOUNT Quantity: 10 Item: DCJ-21 Price: $ 1.00 - 2.1MM COAX POWER JACK, PANEL MOUNT 2.1MM (0.8") CO-AX POWER PLUG Quantity: 10 Item: DCSID Price: $ 0.40 - 2.1MM (0.8" CO-AX POWER PLUG P.S. they work great. RCSE-List facilities provided by Model Airplane News. Send "subscribe" and "unsubscribe" requests to [EMAIL PROTECTED] Please note that subscribe and unsubscribe messages must be sent in text only format with MIME turned off. Email sent from web based email such as Hotmail and AOL are generally NOT in text format