Hi,
The question is not "could". Any BTS always
needs a proper, stable
reference
clock. So unless your BTS has a built-in GPS clock
refrence (and that
reference is configured/enabled), your E1 will have to provide a stable
clock
reference.
How does the BTS judge if the clock satisfies its needs? Less sophisticated
systems don't care and simply are unstable / off the frequency when the
master clock is unstable / off-freq. The question is just because I am
technically interested in the topic. Everyday there pops up some exciting
stuff to learn out there :)
Ralph.