Magnetic speaker. Rear view of a magnetic speaker from a hifi system. A large permanent ring magnet is on the back | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library |
Bildgröße: | 4289 px × 4299 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |