AT-1 Automatic Volume Control:

AT-1 by Formula Sound (Image)


The AT-1 Automatic Volume Control is used in conjunction with the Sentry MK2.
When the Sentry MK2 detects that the sound has gone above the pre-set level, the AT-1 reduces the signal which in turn reduces the sound being measured.

Features:

The AT-1 Automatic Volume Control is used in conjunction with the Sentry MK2.
When the Sentry MK2 detects that the sound has gone above the pre-set level, the AT-1 reduces the signal which in turn reduces the sound being measured.

Features include:

  • Led indicators on the front panel show how much the AT-1 is attenuating.

Figures:

  • Distortion <0.01% @ +10dbu
  • Noise floor <-90db

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AT-1 by Formula Sound

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