HP129a
12” High Power Coaxial Open-Ceiling Speaker
Patented BroadBeamHP® waveguide technology providing smooth response and maximum SPL across the audio spectrum. One 12 inch (305 mm) treated fiber cone with a treated cloth surround and one 1.375 inch (35 mm) Mylar compression driver with waveguide. Ported enclosure for added bass response (down to 73 Hz, – 10 dB). High-SPL, high-efficiency system for the sound reinforcement and PA markets. Easy-access, five-position tap switch for 25/70.7/100-volt applications with transformer bypass position. Reduced amplification costs and maximum efficiency (97 dB sensitivity), with 8-ohm impedance. UL 1480 (UEAY) and 2239 (hanging cable) approved. Included accessories: hanging hardware, Euroblock connector, terminal weather boot.
| Nominal Impedance |
8 ohm |
| Impedance (min) |
7.0 ohm |
| Sensitivity dB @ 2.83V/1M |
97.0dB |
| Sensitivity dB @ 1W/1M (2) |
97.0dB |
| Frequency Response (± 3 dB) |
118 Hz - 16 kHz |
| Frequency Response (±10 dB) |
73 Hz - 19 kHz |
| Max. Program Power |
300w |
| Max. Continuous Power RMS |
150w |
| Max. Power SPL @ 1 M |
119.0dB |
| Tap Selector |
5 Position rotary switch with transformer bypass |
| 70.7 Volt Transformer Taps |
150w / 119.0dB |
| 100 Volt Transformer Taps (dB) |
150w / 119.0dB |
| 25 Volt Transformer Taps (dB) |
19w / 110.0dB |
| Transformer Options |
25 / 70.7 / 100 Volt option with a 8 Ohm direct |
| Colors |
Black or white |
| Port length |
3.00 in |
| Tweeter - part |
1.37" Mylar Compression Driver w/ Waveguide |
| Woofer - part |
12" Treated Fiber Cone w/ Treated Cloth Surround |
| Inputs |
4 Pin, 5.08 mm Euroblock for individual or daisy chain connection |
| Height (SM = Height) |
452.1 mm / 17.79 in |
| Diameter (SM = Width) |
457.2 mm / 18.00 in |
| Weight |
16.4 kg / 36.15 lb |
| Shipping Weight |
18.9 kg / 41.66 lb |
| Accessories Optional |
Surface-Mount Bracket (AC-HP-SM129), Beam Clamp (AC-BC-1), Split Loom Tubing (AC-SLT-10), Hanging Kit (AC-HP-HD10), Hanging Kit (AC-HP-HD20), Hanging Kit (AC-HP-HD50), Forged Eyebolt (AC-FE1), Snap Link (AC-SL-1) |
| Packaging |
1 per box |
| Regulatory - UL |
Approved 1480 |
| Regulatory - CE |
Approved |
| Regulatory - RoHS |
approved |
| Regulatory - IP |
not planned |
| Regulatory - CCC |
approved |
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 WARNING: This product contains chemicals including Styrene which is known to the state of California to cause cancer, and Bisphenol A (BPA), which is known to the state of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
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