74
Index
| Page
| |
| Feddersen | 17 |
| Fessenden | 43 |
| Frequency of oscillations | 16 |
| | |
| Heat | 3 |
| Helmholtz | 17 |
| Henry | 17 |
| Hertz | 41 |
| | |
| Inductance | 11 |
| Inductance, the | 12, 20 |
| Induction coil | 14, 19 |
| Inertia, electrical | 20 |
| Interference | 55 |
| | |
| Kelvin | 17 |
| Keys | 34 |
| | |
| Leyden jar | 15 |
| Leyden-jar battery | 16, 19 |
| Light | 2 |
| Extreme red | 4 |
| Extreme violet | 4 |
| Ultra-violet | 4 |
| Light waves, speed of | 3 |
| vibration of | 4 |
| Lodge | 41 |
| | |
| Magnetic detector | 32 |
| Marconi | 43 |
| Mast for antenna | 22 |
| Meter, hot-wire current | 25 |
| Microphone | 28 |
| Muffler | 19 |
| | |
| Oscillations | 14 |
| Electric | 41 |
