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Ballroom 100A at Spokane Convention Center

Published dimensions

Ballroom 100A is 22.9 x 34.7 m (75 x 114 ft), 795 m² (8,553 sq ft), with a 3.7 m (12 ft) ceiling.

Plan view

LED wall that fits

Under a 3.7 m ceiling with 1.5 m trim and 0.3 m clearance you get 3 rows of 500 mm tile flown, which is tight; ground-stack or go lower on trim. Along the 34.7 m wall a Absen A2 Pro wall runs 55 x 3 (9240 x 504 px, 1,650 kg, 30.5 kW).

Panel	Pitch	Wall (cols x rows)	Size	Resolution	Weight	Power (max)
9thPanel DW1.9 S Pro	1.875 mm	46 x 5 = 230	27.6 x 1.7 m	14720 x 900	1,104 kg / 2,434 lb	58.4 kW, 281 A @ 208 V
Absen A2 Pro	2.97 mm	55 x 3 = 165	27.5 x 1.5 m	9240 x 504	1,650 kg / 3,638 lb	30.5 kW, 147 A @ 208 V
Absen A3 Pro	3.9 mm	55 x 3 = 165	27.5 x 1.5 m	7040 x 384	1,568 kg / 3,456 lb	26.4 kW, 127 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, Ballroom 100A holds about 1,579 theater seats, 646 banquet seats at rounds of 10, or 444 classroom seats. Back row in theater is roughly 27.7 m from the downstage edge; the previz checks whether the bottom of the wall clears the heads in front.

Other rooms at Spokane Convention Center

Exhibit Hall A-D105.6 x 105.6 m (346 x 346 ft) · 9.1 m ceiling
Exhibit Hall A49.4 x 64 m (162 x 210 ft) · 9.1 m ceiling
Exhibit Hall C64.6 x 42.7 m (212 x 140 ft) · 9.1 m ceiling
Ballroom 100ABC48.5 x 48.5 m (159 x 159 ft) · 3.7 m ceiling
Exhibit Hall B36.6 x 54.9 m (120 x 180 ft) · 9.1 m ceiling
Exhibit Hall D (Riverside Lobby)33.5 x 40.2 m (110 x 132 ft) · 9.1 m ceiling
Junior Ballroom 111ABC35.3 x 35.3 m (116 x 116 ft) · 5.2 m ceiling
Junior Ballroom 300ABCD23.8 x 45.7 m (78 x 150 ft) · 6.1 m ceiling
Exhibit Hall B124.4 x 35.4 m (80 x 116 ft) · 9.1 m ceiling
Exhibit Hall B224.4 x 35.4 m (80 x 116 ft) · 9.1 m ceiling
Ballroom 100B21.6 x 39 m (71 x 128 ft) · 3.7 m ceiling
Ballroom 100C22.9 x 34.7 m (75 x 114 ft) · 3.7 m ceiling

Published dimensions (source), fetched 2026-09-04. All rooms at Spokane Convention Center · Venues in Spokane