Viking Electronics 250 Unit Apt/Office Entry System Up to 4 Entry Points

Loop & Ring Detection Board for Ring and Line In. In Usein.

Viking Electronics Part# LDB-3

Various Telecommunications – The LDB-3 Advanced Loop Detector monitors an analog phone line for ringing or an off hook condition. A built-in relay can be activated when either of these conditions are detected. This is ideal for ...

Time Delay Relay

Viking Electronics Part# TDR-1

Various Telecommunications – Relay - 2.9" Height - 2.1" Width - 1" Depth - TDR-1 - 1 Double Pole, Double Throw relay output - 8 selectable closure times - DIP switch programming - Accepts positive or negative going logic level ...

Multi-Tone Generator

Viking Electronics Part# MTG-10

Various Telecommunications – Multi-tone Generator - 2.9" Height - 2.1" Width - 1" Depth - ANSI - NFPA - MTG10 - Multi-tone Generator - 120V AC/12V DC Adapter - Foam Tape - Screws - 2 Year Limited Warranty - Applications - 15 ...