Infocomm 2023 Event Recap
July 29, 2023
Thank you all for visiting our booth at Infocomm 2023 in Orlando. This was one of our most successful shows and we have had great
Speaker Systems
8" Twin Cone Open-Ceiling Speaker Systems
Description
Features
Specifications
Applications
Description
LBC8T / LBC8+T Description
The Penton Audio LBC8T and LBC8+T Series are economical wide-range assemblies designed for open-ceiling applications. Each includes a loudspeaker, transformer in an enclosure with beam clamps fastened to the rear.
This series uses proven 8″ self-edged twin-cone loudspeakers. The LBC8+T speaker uses an impressive 10-ounce magnet. Both have 70.7/25-volt transformers with 5, 2, 1, 0.5 and 0.25-watt taps.
The steel enclosure volume is 295 cubic inches. Connecton is made via, 5-conductor wire. Attached is a heavygauge CRS grille using mounting studs to show only 4 surface screws. Models are offered in non-reflecting ceiling white (-W) and black (-B).
Features
LBC8T / LBC8+T Features
- Beam Clamps Hold Speaker Assemblies Secure to I-Beams and Girders
- Easy to Install
- Twin-Cone Speaker for Good High-frequency Dispersion
- Dual 70.7/25-volt Xfrmr for Use in Most Applications
- Choose White or Black
Specifications
LBC8T / LBC8+T Specifications
| Cone speaker size: | 8″ (203 mm) |
| Frequency response: | 60 – 20,000 Hz +/- 6dB |
| Power handling (Raw Driver): | LBC8T72: 10 watts LBC7+T72: 15 watts |
| SPL @ 1w 1m: | LBC8T72: 95 db LBC7+T72: 96 db |
| Dispersion @ 2 kHz (6 dB Down): | 100 degrees |
| Directivity Q Factor @ 2 kHz: | 6.90 |
| Cone Design: | Twin Cone |
| Cone Material: | Paper |
| Magnet Weight: | LBC8T72: 5.34 oz LBC7+T72: 10 oz |
| Transformer Max Insertion Loss: | 1.5 dB |
| Connection: | Via Wire Nuts |
| Approvals: | CE |
| 70.7-Volt Transformer Taps / Impedance: | Yellow: 5 Watts / 1K Green: 2 Watts / 2.5K Blue: 1 Watt / 5K Violet: 0.5 Watt / 10K White: 0.25 Watt / 20K Black: Common / n/a |
| 25-Volt Transformer Taps / Impedance: | Brown: 5 Watts / 125 Red: 2 Watts / 312 Orange: 1 Watt / 625 Yellow: 0.625 Watt / 1K Green: 0.25 Watt / 2.5K Black: Common / n/a |
| Supplied Mounting Accessories: | 2 Attached Beam Clamps |
| Baffle / Enclosure Material: | Steel |
| Epoxy Powder-Coated Finish: | Suffix: (-W) Indicates White Suffix: (-B) Indicates Black |
| Dimensions, Inch (MM): | 12.62 x 5.9 (321 x 150) |
| Net Weight LBS (KGS): | LBC8T: 4.74 (2.15) LBC8+T: 5.29 (2.4) |
Applications
LBC8T / LBC8+T Applications
The LBC Series clamps have been designed to mount directly to I-Beams and girders for indoor, open-ceiling applications. Mounting is easy and self explanatory.
All models are equally effective for background music, voice transmission, music and signal reproduction. They are excellent for commercial, industrial and institutional installations. Applications start with open-ceiling retail stores with a warehouse look and include schools manufacturing offices and wherever precise transmission of audio is required.