Mode-S is showing 4 A/C up. Jack -- I am using the free version of SPAMfighter. SPAMfighter has removed 212 of my spam emails to date. Get the free SPAMfighter here: http://www.spamfighter.com/len Do you have a slow PC? Try Free scan http://www.spamfighter.com/SLOW-PCfighter?cid=sigen