TekTone Apartment Intercom Amplifier/Relay/Power Supply

The PK543A Apartment Intercom Amplifier is a self-contained unit that does not require an external amplifier. The Intercom Amplifier is designed for use with 3-, 4- or 5-wire apartment remote stations and provides amplification, control and power circuits needed to operate a complete apartment intercom system. Volume control for voice and alert tones are easily adjustable through the screwdriver opening on the front panel.

Additional functions include three modes of door release operation: AC, DC or Maglock configurations, two selectable alert tones: steady or warble, LED indicator, selectable door button hold timeout, and selectable talk before door interlock (available for 4‑wire stations only).

Features:

• Power Supply/Amplifier for TekTone Apartment Entry Systems
• Three Door Timing Modes: AC, DC, or Maglock
• Two Selectable Call Tones: Steady and Warble
• Selectable Door Button Hold Timeo