I have two Torn Radio's with no Battery Boxe's.

To make the battery box i have constructed a former to help assemble the parts and keep them square. it is basically   the same setup as making the box for the Torn fu,d2,

Constructing the battery box side latches

follow sequence of construction of battery box latches from picture number one. 

Completed battery box.

Constructing the internal junction box  ( brown connector box on back internal wall of battery box )

Frame work for power supply unit.

making and fitting of trim to fit  front of Power supply unit.