[Elecraft] Regarding K3 12v RCA rear socket - many thanks

Guy Olinger K2AV k2av.guy at gmail.com
Fri Sep 16 19:37:26 EDT 2016


On Friday, September 16, 2016, Robin Moseley <Robin at rmoseley.co.uk> wrote:

> RCA sockets are designed to grip the centre pin at 4mm inserion..   the
> standard pin length is 8.5mm


Hmm. Then how do you account for

http://www.farnell.com/cad/436556.pdf?_ga=1.267275786.520606856.1474066281

pin 10.1 mm beyond the shell.

http://www.farnell.com/cad/2124889.pdf?_ga=1.29765179.520606856.1474066281

pin 9.6 mm beyond the shell

http://www.digikey.com/product-detail/en/switchcraft-inc/3558-2/SC1136-ND/109664

pin 9.5 mm beyond the shell.

http://www.farnell.com/cad/42767.pdf?_ga=1.258830222.520606856.1474066281

pin 7.0 mm beyond the shell

http://www.farnell.com/cad/302013.pdf?_ga=1.90728094.520606856.1474066281

pin 7.5 mm beyond the shell.

http://www.keyelco.com/product-pdf.cfm?p=3113

pin 6.3 mm beyond the shell.


Standards?  What standards?

I quit having trouble when I started making my own cords with the 10 mm
pins. I use the kind with a wrap around solder connection to the shield
inside the cover. I also use teflon jacketed shielded coax of one size or
another. Very permanent. Very shielded. Never melts when soldering.

Bad cords and connectors are responsible for so much trouble....

73, Guy K2AV


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