PA System

Bosch LB1-UM20E-D Premium-sound Cabinet Loudspeaker 20W Charcoal, SPL at rated power / 1 W (1 kHz, 1 m) : 101 dB / 88 dB, Effective frequency range (-10 dB) : 90 Hz to 20 kHz, Opening angle at 1 kHz / 4 kHz (-6 dB) : horizontal 174° / 136°, Vertical 127° / 141°, Aluminum Enclosure

Bosch LB1-UM20E-D Premium-sound Cabinet Loudspeaker 20W Charcoal, SPL at rated power / 1 W (1 kHz, 1 m) : 101 dB / 88 dB, Effective frequency range (-10 dB) : 90 Hz to 20 kHz, Opening angle at 1 kHz / 4 kHz (-6 dB) : horizontal 174° / 136°, Vertical 127° / 141°, Aluminum Enclosure

Bosch LB2-UC30-L1 Premium-sound Cabinet Loudspeaker, 30W, White, 105/90 dB (SPL), 100 Hz to 19 kHz Effective Frequency Range, 166° / 83° (horizontal) 140° / 76° (vertical) Opening Angle, 15.5/70/100 V rated input range, High-fidelity music and speech reproduction, Selectable 8 ohm, 70 V and 100 V inputs.

Bosch LBB 1938/30 Power Amplifier, 480 W power amplifier in a 3U high 19” housing, EN 54‑16 certified, 70 V / 100 V and 8 Ohm outputs, Dual inputs with priority switching, 100 V input for slave operation on 100V speaker line, Frequency response 50 Hz to 20 kHz (+1/‑3 dB @ ‑10 dB ref. rated output), Distortion <1% @ rated output power, 1 kHz, Dimensions (H x W x D) : 145 x 430 x 370 mm.

Bosch LBC 3472/00 Driver Unit, Horn driver 25W, for use with LBC3478/00 (14") or LBC3479/00 (20") horns, light gray RAL 7035, Rated power : 25/12.5/6.25 W, 121 dB / 107 dB (SPL), Effective Frequency Range (-10dB) : 550 Hz to 5 kHz.

Bosch LBC 3473/00 Horn driver 35W, for use with LBC3478/00 (14") or LBC3479/00 (20") horns, light gray RAL 7035, IP65, Rated Power : 35 / 17.5 / 8.75 W, 127 dB / 112 dB (SPL), Effective Frequency Range : 380 Hz to 5 kHz.