Chattahoochee Ballroom A (Opening January 2026) at Cobb Convention Center - Atlanta (formerly Cobb Galleria Centre)
Chattahoochee Ballroom A (Opening January 2026) is 13.7 x 18.3 m (45 x 60 ft), 251 m² (2,699 sq ft), with a 7.3 m (24 ft) ceiling.
Open in 3D previzPlan view
LED wall that fits
Under a 7.3 m ceiling with 1.5 m trim and 0.3 m clearance you get 11 rows of 500 mm tile flown. Along the 18.3 m wall a Absen A2 Pro wall runs 29 x 11 (4872 x 1848 px, 3,190 kg, 59 kW).
| Panel | Pitch | Wall (cols x rows) | Size | Resolution | Weight | Power (max) |
|---|---|---|---|---|---|---|
| 9thPanel DW1.9 S Pro | 1.875 mm | 24 x 16 = 384 | 14.4 x 5.4 m | 7680 x 2880 | 1,843 kg / 4,064 lb | 97.5 kW, 469 A @ 208 V |
| Absen A2 Pro | 2.97 mm | 29 x 11 = 319 | 14.5 x 5.5 m | 4872 x 1848 | 3,190 kg / 7,033 lb | 59 kW, 284 A @ 208 V |
| Absen A3 Pro | 3.9 mm | 29 x 11 = 319 | 14.5 x 5.5 m | 3712 x 1408 | 3,031 kg / 6,681 lb | 51 kW, 245 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, Chattahoochee Ballroom A (Opening January 2026) holds about 370 theater seats, 151 banquet seats at rounds of 10, or 104 classroom seats. Back row in theater is roughly 11.3 m from the downstage edge; the previz checks whether the bottom of the wall clears the heads in front.
Other rooms at Cobb Convention Center - Atlanta (formerly Cobb Galleria Centre)
- Exhibit Hall ABCD91.4 x 146.3 m (300 x 480 ft) · 12.5 m ceiling
- Exhibit Hall A91.4 x 36.6 m (300 x 120 ft) · 12.5 m ceiling
- Exhibit Hall B91.4 x 36.6 m (300 x 120 ft) · 12.5 m ceiling
- Exhibit Hall C91.4 x 36.6 m (300 x 120 ft) · 12.5 m ceiling
- Exhibit Hall D91.4 x 36.6 m (300 x 120 ft) · 12.5 m ceiling
- Chattahoochee Ballroom (Opening January 2026)38.1 x 61 m (125 x 200 ft) · 7.3 m ceiling
- Courtyard (Coming Early 2027)31.7 x 31.7 m (104 x 104 ft) · 3.1 m ceiling
- Savannah Ballroom (Opening January 2026)18.3 x 36.6 m (60 x 120 ft) · 4 m ceiling
- Chattahoochee Ballroom E (Opening January 2026)18.3 x 27.4 m (60 x 90 ft) · 7.3 m ceiling
- Chattahoochee Ballroom F (Opening January 2026)18.3 x 27.4 m (60 x 90 ft) · 7.3 m ceiling
- Meeting Room 101/102 (Coming Early 2027)18.3 x 24.4 m (60 x 80 ft) · 3.4 m ceiling
- Chattahoochee Ballroom G (Opening January 2026)9.1 x 36.6 m (30 x 120 ft) · 7.3 m ceiling
Published dimensions (source), fetched 2026-09-05. All rooms at Cobb Convention Center - Atlanta (formerly Cobb Galleria Centre) · Venues in Atlanta