Devonshire Ballroom with Pre-Function at The Langham, Chicago
Devonshire Ballroom with Pre-Function is 25.5 x 25.5 m (84 x 84 ft), 650 m² (7,000 sq ft), with a 3.1 m (10 ft) ceiling.
Open in 3D previzPlan view
Shape approximate: the venue publishes area only, so this room is drawn as a square of equal area.
LED wall that fits
Under a 3.1 m ceiling with 1.5 m trim and 0.3 m clearance you get 2 rows of 500 mm tile flown, which is tight; ground-stack or go lower on trim. Along the 25.5 m wall a Absen PL2.5 Plus V2 wall runs 40 x 2 (8000 x 400 px, 624 kg, 12.8 kW).
| Panel | Pitch | Wall (cols x rows) | Size | Resolution | Weight | Power (max) |
|---|---|---|---|---|---|---|
| Absen KLCOB 0.78 | 0.78 mm | 34 x 3 = 102 | 20.4 x 1 m | 26112 x 1296 | 459 kg / 1,012 lb | 9 kW, 43 A @ 208 V |
| Absen PL2.5 Plus V2 | 2.5 mm | 40 x 2 = 80 | 20 x 1 m | 8000 x 400 | 624 kg / 1,376 lb | 12.8 kW, 62 A @ 208 V |
| Absen PL3.9 Plus V2 | 3.9 mm | 40 x 2 = 80 | 20 x 1 m | 5120 x 256 | 624 kg / 1,376 lb | 11.2 kW, 54 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, Devonshire Ballroom with Pre-Function holds about 1,258 theater seats, 514 banquet seats at rounds of 10, or 353 classroom seats. Back row in theater is roughly 18.5 m from the downstage edge; the previz checks whether the bottom of the wall clears the heads in front.
Other rooms at The Langham, Chicago
- Devonshire Ballroom37.2 x 12.2 m (122 x 40 ft) · 6.7 m ceiling
- Plaza (Outdoor)30.5 x 12.2 m (100 x 40 ft) · 3.1 m ceiling
- Devonshire I/II/III28 x 12.2 m (92 x 40 ft) · 6.7 m ceiling
- Devonshire II/III/IV27.4 x 12.2 m (90 x 40 ft) · 6.7 m ceiling
- Cambridge Ballroom with Pre-Function17.9 x 17.9 m (59 x 59 ft) · 3.1 m ceiling
- Pavilion16.4 x 16.4 m (54 x 54 ft) · 6.7 m ceiling
- Cambridge27.7 x 8.8 m (91 x 29 ft) · 2.9 m ceiling
- Devonshire I/II18.9 x 12.2 m (62 x 40 ft) · 6.7 m ceiling
- Devonshire II/III18.6 x 12.2 m (61 x 40 ft) · 6.7 m ceiling
- Devonshire III/IV18.3 x 12.2 m (60 x 40 ft) · 6.7 m ceiling
- Devonshire Foyer14.2 x 14.2 m (47 x 47 ft) · 3.4 m ceiling
- Chelsea28 x 7 m (92 x 23 ft) · 3.4 m ceiling
Published dimensions (source), fetched 2026-09-05. All rooms at The Langham, Chicago · Venues in Chicago