Datasheet: https://siliconpr0n.org/media/camac/CAMAC3/621bl-spec.htm
Quad Discriminator Module (LeCroy)
SKU: 621BL
Serial Number Location 20350 In lab rack 25429 In lab rack 25477 In lab rack 19827 In lab rack 13180 In lab rack 13166 In lab rack 12478 In lab rack 48013 In lab rack