Aqua Cobalt C50-I – 50W Industrial FM Transmitter

Product overview

The Aqua Cobalt C50-I Transmitter is a rugged 50W industrial FM transmitter designed for continuous-duty use in demanding environments. The Aqua Cobalt C50-I Transmitter combines a direct-to-channel digital modulator, RF output stage and control in a compact chassis that can be mounted in various ways. With low distortion and excellent spectral purity, it is ideal for small-area broadcast, campus coverage and industrial audio distribution where long-term reliability is critical. The unit integrates cleanly into existing FM transmitter systems and aligns with the wider Aqua Broadcast product line for consistent operation across sites.

Key features

• 50W FM RF output with adjustable power from low levels to full power
• Solid-state stereo FM transmitter with direct-to-channel DDS modulator
• VHF Band II coverage from 87–108MHz with fine frequency steps
• Integrated VSWR, over-temperature and overdrive protection circuits
• Superior audio quality with low THD+N and high stereo separation
• Analog, AES/EBU and digital MPX inputs plus built-in audio processing
• Ethernet, USB and GPIO control with SNMP and remote monitoring options
• Compact chassis allows the Aqua Cobalt C50-I Transmitter to fit easily into existing racks and industrial enclosures

Connectivity and I/O

The Aqua Cobalt C50-I Transmitter provides balanced analog audio, AES/EBU digital audio and wideband MPX inputs, along with a 50Ω RF output on an N-type connector for the antenna system. Rear connections include mains AC input, Ethernet, USB, GPIO and GPS sync where fitted, supporting remote control, SFN timing and integration into facility monitoring systems.

In operation

In daily use, the Aqua Cobalt C50-I Transmitter delivers clean, stable RF power with straightforward control and clear status indication for technical staff. Its 50W output and robust protection make it suitable for local coverage, industrial sites, campus radio and emergency information systems. The efficient RF design and Linux-based control platform support long-term continuous service, reducing intervention and simplifying maintenance planning.