is a professional 15-inch, two-way active loudspeaker often used for front-of-house (FOH) or monitor applications. Technical documents and manuals highlight its high-performance bi-amplified design and rotatable horn technology. Core Technical Papers & Manuals
A: Yes. The U15a’s power supply stores up to 400V DC (in Rev A with PFC) or 350V DC (Rev B/C). Discharge the main capacitors by shorting them with a 10W 1kΩ resistor as described in Section 1.3. Failure to do so can be fatal.
: Features a 15" high-power low-frequency (LF) transducer with a 50mm voice coil and a 1.7" diaphragm compression driver for high frequencies (HF).
You can choose the one that fits your audience best.
is a professional 15-inch, two-way active loudspeaker often used for front-of-house (FOH) or monitor applications. Technical documents and manuals highlight its high-performance bi-amplified design and rotatable horn technology. Core Technical Papers & Manuals
A: Yes. The U15a’s power supply stores up to 400V DC (in Rev A with PFC) or 350V DC (Rev B/C). Discharge the main capacitors by shorting them with a 10W 1kΩ resistor as described in Section 1.3. Failure to do so can be fatal. Beta 3 U15a Service Manual
: Features a 15" high-power low-frequency (LF) transducer with a 50mm voice coil and a 1.7" diaphragm compression driver for high frequencies (HF). is a professional 15-inch, two-way active loudspeaker often
You can choose the one that fits your audience best. is a professional 15-inch