1. IEC 60235-1A:1975 Measurement of the electrical properties of microwave tubes - Part 1: Terminology - First supplement

2. IEC 60235-2:1972 Measurement of the electrical properties of microwave tubes - Part 2: General measurements

3. IEC 60235-2A:1974 Measurement of the electrical properties of microwave tubes - Part 2: General measurements - Chapter V Methods of measuring parasitic noise

4. IEC 60235-2B:1975 Supplement B - Measurement of the electrical properties of microwave tubes - Part 2: General measurements

5. IEC 60235-2C:1976 Supplement C - Measurement of the electrical properties of microwave tubes - Part 2: General measurements

6. IEC 60235-2D:1976 Supplement D - Measurement of the electrical properties of microwave tubes - Part 2: General measurements

7. IEC 60235-2E:1976 Supplement E - Measurement of the electrical properties of microwave tubes - Part 2: General measurements - Methods of measuring the effects of non-linearity

8. IEC 60235-3:1972 Measurement of the electrical properties of microwave tubes. Part 3: Disk seal tubes

9. IEC 60235-4:1972 Measurement of the electrical properties of microwave tubes. Part 4: Magnetrons

10. IEC 60235-4A:1975 Measurement of the electrical properties of microwave tubes - Part 4: Magnetrons - First supplement Clause 4 Voltage tunable magnetron