Aaton Magazine 493.1 ConceptThe Penelope magazine is designed to be installed or removed quickly, andto be loaded easily, it handles up to 400ft (122m) loads of 35mm film stock.The magazine sprockets are driven through a magnetic clutch by a motorlocated in the camera body itself. This system reduces noise and powerconsumption, and prevents mechanical abuse in case of misloading.The feed roll footage can be checked through a mechanical footage counterlocated on the magazine door. The remaining or elapsed footage alsoappears on the camera control panels, see Chapter 1.3.2 Pressure plate systemClaw rear pressure plateThis plate (A) is located at the front of the magazine. When the loaded mag-azine is installed on the camera body, its main function is to hold the film asthe claw engages the film perforations. Proper positioning of this element isessential to steadiness and quietness of operation.Picture rear pressure plateThe striped pressure plate (B), positioned at the camera’s picture taking gatelevel, holds the film in the right back focus position.NOTE: to keep the film in place laterally the pressure/guidance guides are onthe gate plate.BA