Hit Buffer Board #18 - final production board pcb version 2.1 assembled in May 2000 quick test in Pisa 11-12 May 2000 full test in Trieste 20-26 May 2000 passed 60K iter of random test in TS June 19 passed 300K iter of random test in TS July 7-9 passed 200K iter of random test in TS Feb 14, 2001. Board O.K.