Add headset jack to RF-45 pack

[hcarter333]

Doing dead bug construction via super-glue

This, sadly is behind a paywall https://spectrum.ieee.org/with-the-dead-bug-method-hobbyists-can-break-through-the-highfrequency-barrier

Using this headset

Looks like I'll be wiring pins 5 and 2 together. May do that before I head to the super-glue lab

Headset jack pinout: https://www.kycon.com/Pub_Eng_Draw/STX-3120-5B.pdf

Headset jack datasheet https://cdn-shop.adafruit.com/product-files/1699/STX3120.pdf

[hcarter333]

Bring the current headset hot wire (yellow wire) out through one of the keyer holes:

[hcarter333]

Headset jack is on the device, and functioning.