Preface -- 1. The basics of x-rays -- 1.1. What are x-rays? -- 1.2. Characteristics and properties of x-rays -- 1.3. Substances and x-rays -- 1.4. The effect of x-rays on radiographic film2. Radiographic quality -- 2.1. Properties of radiographic quality -- 2.2. Quality control factors -- 2.3. Density and current -- 2.4. The relationship between current and time -- 2.5. Other factors affecting density -- 2.6. Kilovolts and contrast -- 2.7. Other factors controlling the contrast -- 2.8. Definition -- 2.9. Distortion -- 2.10. Rules for good quality x-ray images3. Radiology devices -- 3.1. The basics of radiology devices -- 3.2. A self-rectifying x-ray generator -- 3.3. The difference between x-ray tubes in systems of low and high power4. Imaging systems -- 4.1. Introduction -- 4.2. Tomography -- 4.3. Angiographic systems -- 4.4. Radiography and fluoroscopy devices (R/F) -- 4.5. Devices for neurology -- 4.6. Mobile devices -- 4.7. Portable devices -- 4.8. Mammography -- 4.9. Photofluorography devices -- 4.10. Urology devices -- 4.11. Therapeutic x-ray devices5. X-ray tubes -- 5.1. Introduction -- 5.2. Structure and operation -- 5.3. Different types of tubes -- 5.4. Characteristics of the focal spot6. The components of x-ray devices -- 6.1. The x-ray generator -- 6.2. Autotransformer -- 6.3. The exposure switch -- 6.4. The x-ray contactor -- 6.5. The timer -- 6.6. The rotation circuit -- 6.7. Additional functions -- 6.8. Classification of generators -- 6.9. The transformer cabinet -- 6.10. Rectification and power -- 6.11. High voltage cables -- 6.12. The radiographic tube -- 6.13. Electromechanical accessories -- 6.14. Radiographic tables -- 6.15. Tomography7. Electromechanical accessories -- 7.1. The wall cassette holder with an anti-scatter grid -- 7.2. Column tube stand -- 7.3. Ceiling suspensions -- 7.4. The spot film device -- 7.5. Restrictors and collimators -- 7.6. Anti-scatter grids8. Automatic exposure control -- 8.1. Introduction -- 8.2. Ionization chambers -- 8.3. Photoelectric systems -- 8.4. SSRDs9. Film changer -- 9.1. Introduction -- 9.2. The AOT system -- 9.3. The PUCK system10. Cinefluorography systems -- 10.1. Introduction -- 10.2. The components of a cinefluorographic system -- 10.3. Radiological TV systems -- 10.4. The fluoroscopy generator -- 10.5. The image intensifier -- 10.6. The TV center -- 10.7. The TV monitor11. Servo control -- 11.1. Introduction -- 11.2. Power supply controller -- 11.3. Types of regulators -- 11.4. Servo adjustment of voltage power -- 11.5. Servo adjustment of high voltage applied to the tube -- 11.6. Servo systems for tomography -- 11.7. Servo-adjustment of spot film devices -- 11.8. Servo systems for video control12. High frequency technique (multipulse) -- 12.1. Introduction -- 12.2. How to obtain a high voltage variable frequency -- 12.3. A complete multipulse circuit13. CT principles and fundamentals -- 13.1. Introduction -- 13.2. A historical summary of CT14. On-screen CT -- 14.1. Introduction -- 14.2. In comparison to conventional radiography -- 14.3. Concepts associated with the explored layer15. Principles of CT -- 15.1. Introduction -- 15.2. Density and attenuation -- 15.3. Absorption of radiation -- 15.4. The axial irradiation procedure -- 15.5. The procedure for calculated attenuation coefficents16. Mathematical analysis of convolution -- 16.1. Introduction -- 16.2. Fourier analysis -- 16.3. Convolution -- 16.4. Application to CT.