For all owners of ex-telecom Power Amplifiers with 2.1 circulators please note:
There are currently 125 Watt NOVA drop-in circulators for 2300-2400 MHz on offer at eBAY !!
And cheap, about 10 dollar each !! Multiple lots are offered, e.g. for 5 and 12 units, no shipping cost.
Look here: https://www.ebay.com/itm/LOT-o…id=p2047675.c100005.m1851
73 de Cor