The CMC Trub-L-Shooter 7774 is a rugged, lineman’s test phone designed for legacy telecommunications troubleshooting.
Built to the demanding standards of field technicians, this “butt set” allows for seamless line monitoring,
testing, and communication on copper loop networks.
Utilizing premium Western Electric components, the 7774 model is a highly reliable piece of telephone equipment.
- Dual Dialing Modes: Supports both classic Rotary (Pulse) and standard Tone (DTMF) dialing for compatibility across different generations of switching systems.
- Western Electric Infrastructure: Engineered using durable, field-tested Western Electric internal components for superior acoustic quality and long-term reliability.
- Line Monitoring: High-impedance monitoring capabilities allow technicians to listen to lines without disrupting data traffic or ongoing calls.
- Heavy-Duty Construction: Built with weather-resistant housings and impact-absorbing materials designed to withstand harsh field environments.
- The 7770 Series Legacy: Shares core operational logic and parts compatibility with sister models in the CMC portfolio (7770, 7771, 7775, and 7776).
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