| An active cascode amplifier circuit which includes an active cascode amplifier and an amplitude limiter. |
| Hearing aids are electronic devices made up of a microphone, an amplifier, a loudspeaker and a battery. |
| This modified Wheatstone bridge is connected to a dual phase lock-in amplifier as shown above. |
| A hatch opened on the top of the ship, revealing a Mulinyan admiral, carrying the red and yellow flag and a voice amplifier. |
| An amplifier and a sampler convert the storage medium signal into a timed sample sequence. |
| Special effects may be added by pedals plugged between the instrument and the amplifier. |
