Description

CBS Laboratories FM 410 Automatic Peak Controller, $599! Physically fair condition, no issues with functionality.

A solid-state automatic peak controller from the 1970s designed for precise program level management in professional broadcast and studio environments.

Type: Automatic Peak Controller
Model: FM 410
Manufacturer: CBS Laboratories
Country of Manufacture: United States
Year of Introduction: 1970s

Function:

  • Provides automatic gain control to prevent program level overshoots

  • Maintains consistent output levels without introducing excessive compression artifacts

  • Designed specifically for FM broadcast, recording, and post-production environments

Controls:

  • Input Level

  • Output Level

  • Gain Reduction

  • Recovery Time

  • Bypass switch

Inputs:

  • Balanced line-level input (XLR or terminal strip depending on version)

Outputs:

  • Balanced line-level output (XLR or terminal strip depending on version)

Power Supply: Internal AC

Notable Features:

  • Transparent gain reduction optimized for FM transmission requirements

  • High headroom and low distortion solid-state design

  • Adjustable recovery characteristics to suit various program materials

  • Often rack-mounted in mastering and broadcast chains

  • Part of CBS Labs’ influential series of dynamic range proces