5 models
I was refurbishing old army cw key that was missing most of its parts, one of them was key knob. J38 as inspirtion, and it fitted in nicely. Printed mine in carbon fiber enhanced pla. Donations for new trx are more than welcome via paypal
For the really hard core CW ops.. Category: Electronics
This is a replacement knob for the J38 style Morse key and probably many similar keys. Category: Electronics
I incorporated user cerberus333's excellent model of the foot that squashes the title in the Monty Python show opener, into a custom knob for a J38 style straight key. After printing, I gave it a couple of coats of spray on satin finish…
Patterned after a Russian mini spy key knob. It has a 3mm hole in the bottom for mounting to just about any J38 style key. Best printed at 1mm or lower layer height. Category: Electronics
