Which of the following statements is false?
◦ The metal positioning arm of standard image receptor positioning devices can interfere with the handheld backscatter ring shield causing alignment errors.
◦ Modified image receptor holding devices are not currently available for use with handheld x-ray devices.
◦ When using handheld x-ray devices, the operator must take a position behind the device.
◦ Radiographers must be thoroughly familiar with the operating instructions when using handheld x-ray devices.