I've run across 2 Norsat 2500's from the AO-40 days in my shack. One has had the crystal replaced, the other needs a 8.5Mhz crystal for 2mtr output. Both are in the original box and look like new.

Asking $45 for the modified and $35 for unmodified plus $10 each shipping USPS.

Jeff KK7WR