[Milsurplus] What is the difference between a RBM and RBSreceiver?

[WA5CAB at cs.com]

The primary intent for use of the Navy Model TBW through TBW-5 was in 
conjunction with Navy Model RBM through RBM-5  as Navy Model MM radio 
transmitting and receiving equipment.  The MM was intended for use at advance bases 
ashore.

Robert Downs - Houston
wa5cab dot com (Web Store)
MVPA 9480

In a message dated 02/13/2017 19:41:29 PM Central Standard Time, 
joeconnor53 at yahoo.com writes: 
> How did the Navy use RBMs during the war?
> 
> 
> Joe Connor
> 
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