Is there a maximum separation in Mhz for ARFCNs on one BTS?

Harald Welte laforge at
Fri Jul 1 19:47:02 UTC 2016

On Wed, Jun 29, 2016 at 11:34:00PM +0100, Keith Whyte wrote:
> I'm wondering if there's any issue in GSM running a dual TRX BTS with
> two ARFCNs on opposite ends of the band?

There shouldn't be any issue, you can have it anywhere you want.

Imagine you had frequency hopping, then the phone would have to hop all
over the band, not only during channel assignment but between _every_
burst it transmits.

- Harald Welte <laforge at> 
"Privacy in residential applications is a desirable marketing option."
                                                  (ETSI EN 300 175-7 Ch. A6)

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