Thanks Greg for the Kester forward and the Indium URL. Both look very good as information sources. I wish we knew what the material was on the connection edge of the solar cell! Cliff K7RR ---- Via the amsat-bb mailing list at AMSAT.ORG courtesy of AMSAT-NA. To unsubscribe, send "unsubscribe amsat-bb" to Majordomo@amsat.org