CT-1900 Linesman's Test Set Blue

The CT1900BL Lineman's Test Set is a new design to provide both DTMF (touch tone) and dial pulse output. It features line-powered operation, so no extended power is required unless operating on low voltage or dry circuits.

Features:

Offer the latest in integrated circuit design, provide the industry standard packed with popular features
Talk/Ring/Monitor three kind of tests function
Switchable tone or pulse dialing
The Hi impedance monitor will not disturb data conversation, or signaling
LED indicates reversed polarity
Protection against excesseive voltage, transient ringer signals, and direct connection to most batteries and power supplies
Volume control-3 position control for up to 12dB of gain
Water-resistant extra protection against severe weather conditions