Figure 7
The ESRF package system. (a) The `ACE' NIM format controller module and an assembled APD detector head package. Note the front panel NIM/TTL inputs that permit external hardware synchronization. (b) The open APD head, fitted here with a 3 mm × 5 mm SPL2625 device from Hamamatsu. The layout of the three-stage preamplifier can be seen. |