On Fri, 01 Apr 2005 05:59:57 +1000, Bob Bob
wrote:

In the commercial world usually a circulator is used.

Hi Bob,

This would separate the two Transceivers, but they would both be deaf.

Circulators are used in frequency split repeaters where the transmit
path and receive path and frequency are different (and further loaded
with cavity filters).

73's
Richard Clark, KB7QHC