[Elecraft] KX3 what's it worth.

I have a KX3, sn 6474, that was mostly used as the tunable IF for 10GHz and up contests. In 2017 it developed a fault with the external TX control line.. This occurred just before the 10 GHz and up contest and I ending up buying a new KX3 and sending this one back to Elecraft for repair. It has

[Elecraft] Max power thru KPA 500 when off.

I have reason to connect two KPA 500s in series. What is the max power that can be input to a KPA 500 when it is turned off? Brian KF6C. __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: