Lobby at Alliant Energy Center
Lobby is 13.7 x 173.7 m (45 x 570 ft), 2,380 m² (25,615 sq ft), with a 9.1 m (30 ft) ceiling.
Open in 3D previzPlan view
LED wall that fits
Under a 9.1 m ceiling with 1.5 m trim and 0.3 m clearance you get 14 rows of 500 mm tile flown. Along the 173.7 m wall a Absen A2 Pro wall runs 277 x 14 (46536 x 2352 px, 38,780 kg, 717.4 kW).
| Panel | Pitch | Wall (cols x rows) | Size | Resolution | Weight | Power (max) |
|---|---|---|---|---|---|---|
| 9thPanel DW1.9 S Pro | 1.875 mm | 231 x 21 = 4851 | 138.6 x 7.1 m | 73920 x 3780 | 23,285 kg / 51,334 lb | 1232.2 kW, 5924 A @ 208 V |
| Absen A2 Pro | 2.97 mm | 277 x 14 = 3878 | 138.5 x 7 m | 46536 x 2352 | 38,780 kg / 85,494 lb | 717.4 kW, 3449 A @ 208 V |
| Absen A3 Pro | 3.9 mm | 277 x 14 = 3878 | 138.5 x 7 m | 35456 x 1792 | 36,841 kg / 81,220 lb | 620.5 kW, 2983 A @ 208 V |
Wall sizing assumes 1.5 m trim to the bottom edge, 0.3 m clearance under the ceiling, and a wall no wider than 80% of the longest wall. Weight and power are tile totals from the panel spec sheet; add processing, rigging, and cable.
Seating estimate
After a 12 x 7 m stage, Lobby holds about 5,101 theater seats, 2,086 banquet seats at rounds of 10, or 1,434 classroom seats. Back row in theater is roughly 166.7 m from the downstage edge; the previz checks whether the bottom of the wall clears the heads in front.
Other rooms at Alliant Energy Center
- Halls A-D64 x 146.3 m (210 x 480 ft) · 9.1 m ceiling
- Coliseum78.8 x 78.8 m (259 x 259 ft) · 29.3 m ceiling
- Arena Building30.5 x 67.1 m (100 x 220 ft) · 9.1 m ceiling
- Mendota 1-418.3 x 43.9 m (60 x 144 ft) · 3.7 m ceiling
- Mendota 5–813.4 x 43.9 m (44 x 144 ft) · 3.4 m ceiling
- Atrium23.5 x 23.2 m (77 x 76 ft) · 3.7 m ceiling
- Lake Rooms36.6 x 9.8 m (120 x 32 ft) · 4.7 m ceiling
- Board Room9.8 x 9.1 m (32 x 30 ft) · 4.7 m ceiling
- Madison Room4.9 x 9.1 m (16 x 30 ft) · 3 m ceiling
Published dimensions (source), fetched 2026-09-05. All rooms at Alliant Energy Center · Venues in Madison