Specification Sheet

The APT:80S, 150S, and 200S horn flares are available separately for use with any 1” exit driver
with 1 3/8” ext. thread.
APT Series Supertweeters
SD28 apt:30 apt:80 apt:150 apt:200
Description Soft dome tweeter Horn loaded tweeter
APT:50 Driver with
APT:80S Horn
APT:50 Driver with
APT:150S Horn
APT:50 Driver with
APT:200S Horn
Horn Type
N/A Conical Conical Constant Directivity Bi-Radial
Throat Size
N/A 1.0”, 25.4 mm 1.0”, 25.4 mm 1.0”, 25.4 mm 1.0”, 25.4 mm
Dispersion
60° 80° Conical 80° Conical 100 x 50 90 x 90
Power Rating
10 W (AES)
20 W (EIA-426B)
10 W (AES) 35 W (AES) 35 W (AES) 35 W (AES)
Nominal Impedance
4 Ω 8 Ω 8 Ω 8 Ω 8 Ω
Minimum Impedance
3.5 Ω @ 4.4 kHz 7.5 Ω @ 5 kHz 7.3 Ω @ 6 kHz 7.7 Ω @ 6 kHz 7.3 Ω @ 6.1 kHz
Sensitivity
92.5 dB 93.4 dB (116.5 max ) 102.3 dB 102.4 dB 103 dB
Resonance
1.5 kHz 2.2 kHz 1.5 kHz 2.7 kHz 2.6 kHz
Usable Frequency Range
1.5 kHz – 20 kHz 3.5 kHz – 20 kHz 3.5 kHz – 20 kHz 3.5 kHz – 20 kHz 3.5 kHz – 20 kHz
Recommended Crossover
1.5 kHz / 12 dB 3.5 kHz / 12 dB 3.5 kHz / 12 dB 3.5 kHz / 12 dB 3.5 kHz / 12 dB
Voice Coil Diameter
1.0”, 25.4 mm 0.5”, 12.7 mm 1.0”, 25.4 mm 1.0”, 25.4 mm 1.0”, 25.4 mm
Voice Coil Former
Aluminum Aluminum Kapton Kapton Kapton
Diaphragm Material
Silk Mylar Phenolic Phenolic Phenolic
Magnet Composition
Neodymium Ferrite Ferrite Ferrite Ferrite
Width/Height/Depth
1.0” height, 1.48” width
25.4 x 37.6 mm
2.61 x 2.61 x 1.78 in.,
66.2 x 66.2 x 45.2 mm
3.40 x 3.40 x 3.70 in.,
86.4 x 86.4 x 94.0 mm
7.60 x 4.50 x 5.10 in.,
193.0 x 114.3 x 129.5 mm
5.90 x 6.00 x 6.30 in.,
149.9 x 152.4 x 160.0 mm
Cut-out
Rear mounting hole diameter
1 x M4 x 0.7
2.31 x 2.31 in., 59 x 59 mm 3.15 x 3.15 in., 80 x 80 mm 6.7 x 3.4 in., 170 x 86 mm 4.3 x 4.3 in., 109 x 109 mm
Weight
0.1 lbs., 0.05 kg 0.4 lb., 0.18 kg 1.80 lb., 0.82 kg 1.90 lb., 0.86 kg 2.50 lb., 1.13 kg
Horn Material
N/A ABS ABS ABS ABS