They could talk to her, but only over the audio circuits.

Amalfi cut in the audio circuit, filling the control room with a howl of static.

Their audio circuits, when turned on, brought in the same jumble as radio receivers.

Say you have three audio circuits, common in a marauder suit.

It was not hard to form the words, and to impose them on the currents pulsing in the audio circuits.

Audio transformers are those specifically designed for use in audio circuits.

Rubra activated the audio circuit on in the shop's net processor.

Adjustable control: The audio circuit is analog with electronic components that can be adjusted.

The audio circuit of the communicator on Gleason's desk came to life.

I reached forward and punched the audio circuit.