Elecraft just put out a new information and spec sheet for the new KX3 portable transceiver. There are also a few working drawings which include the optional 100 watt amplifier.
You can view the specs at Elecraft's page at Elecraft XG3 Transceiver - Preliminary Information or download the PDF attached to this post.
You can view the specs at Elecraft's page at Elecraft XG3 Transceiver - Preliminary Information or download the PDF attached to this post.