Listing is for the entire lot seen in the photo.  Includes Avantek can amps in various states.

 1- some are pullouts - likely working

 2- some are new

 3- there are some chassis and connectors for boxing them up

 4- there are some that are assembled into a gain chain with a splitter on the output

A cross referenced set of datasheets is available here: http://www.spectrummicrowave.com/xref.asp?xn=avantek&type=GoogleAdwordsSearch&Adgroup=avantek