...

... It cross-band repeats, which means it will receive on on band while transmitting on the other, doesn't it?

But the AMSAT mantra for working the FM birds has been "work 'em full duplex, so you can monitor the downlink as you transmit." Being able to "cross-band repeat" does not necessarily include the ability to monitor the downlink on one band while keying up an another band.

Clint