Figure 1.
(a) Input channel combiner (ICC), cardiac trigger monitor (CTM), side of BrightView XCT (BVXCT) imaging bed with channel input BNC connector. [VTS is off-photo.] (b) Closeup of ICC with input coaxial BNCs and the output coaxial BNC. The ICC performs a logical AND of two “active low” TTL signals (cartoon AND-gate upper right).