On Spot Productions

The proprietary designed and developed Sentinel Amplified Loudspeaker Controllers are the “engine” behind every Alcons system and are designed to get the absolute maximum performance out of the pro-ribbon systems.

The BC543 is a self-contained, high-output cardioid subwoofer system for both permanent and portable applications. It is designed to offer a very high output, tight and accurate sub-bass response, as low-frequency extension of any Alcons pro-ribbon system.

The VR12 is a 2-way compact multi-purpose loudspeaker, for both portable and permanent applications. Featuring the patented RBN601 pro-ribbon driver, the VR12 is ideal for applications where high output, high quality reinforcement is needed.

As VR12 but enclosure/horn in horizontal orientation and with cabinet in mirrored version for 'symmetrical pair' floor/ceiling monitors. Full-range system, RBN601 + 12" Neodymium, 102dB, 60Hz-30kHz., 90x40

The VR8 is a 2-way compact multi-purpose loudspeaker, for both portable and permanent applications. The system combines a reference-quality clarity and intelligibility, with a high dynamic SPL.

The VR8 is a 2-way compact multi-purpose loudspeaker, for both portable and permanent applications. The system combines a reference-quality clarity and intelligibility, with a high dynamic SPL.