The 244T's original manual was in french, so the lion kingdom never figured out how to use it. Nowadays, the english manual is online, revealing its secrets. With a modern TTL flash, the camera sends its settings to the flash, where the flash does its best to properly expose the scene. With the old fashioned 244T, data only goes from the flash to the camera. It requires putting the camera in Program mode & telling it what the camera's ISO is. Then, it commands the camera to use 1/60 shutter speed & an F stop from 2.8-5.6, depending on distance to the subject & ISO. Most of the time, it selects F 4.0 & adjusts its light output. Selecting 400 ISO makes it output less light, but most often doesn't change the F stop. Putting the camera in T, A, or M mode causes the flash settings to be ignored. The lion kingdom previously set the camera to M mode, 1/100, F 8.0, ISO 400. Then it set the flash to ISO 100. This yielded the same exposure as the F 4.0, I...