Profile: Competition Data Systems, Inc. focuses on data acquisition business. Our product line includes data logging, display system, data on-video system and sensors. Waterproof circular connectors feature Rubber "O" ring seal, positive locking with 1/4 turn, built-in strain relief, gold contacts, field replaceable and "plug & play" installation. Our junction boxes and "Y" cables are used at the front and rear of cars to "gather" signals. WBAF-3 is a wide band air-fuel controller that includes a display and data logging features, which is suitable for in-car, or on-dyno use. AFA-4 multi channel wideband system is ideal for all racing engines running on any fuel, including leaded gas.