[Milsurplus] Command Set Receiver Coffee-Grinder

[C Whitaker]

de WB2CPN
The "directional beacon" is really a four-course LF
Radio Range.  The map is full of points where the leg
of one intersects the leg of another.  See the little
triangle there?  Also, some aircraft had a fixed loop,
hence the "wing tip null".   Breck ?

73  Clete