Helos 100

Ultimate-Performance In-Ceiling for Large Rooms

Lifelike imaging from a very compact, high-performance, in-ceiling speaker.

Helos 100 is ideal for any room requiring ultimate in-ceiling audio performance such as a 2-channel system in a large living room or a multi-channel system in a discrete home theater. Helos 100's aimable assembly allows a large audience to experience the full potential of the Helos 100. Featuring a 1-inch neodymium soft dome tweeter, high-rigidity aluminum cone woofer, and proprietary Vojtko crossover topology, Helos 100 effortlessly provides solid imaging with extreme sonic accuracy. An acoustic contour switch tailors dispersion assuring a top-notch performance in any installation.

Launched in 2008

Price when discontinued:



Specifications are subject to change without notice

Frequency Response

37–20,000 Hz ±3dB


Rotate Speaker Assembly

Recommended Amplifier Power

20‒200 watts per channel


92 dB/2.83 volts/meter


4 Ohms. Compatible with 4, 6, or 8 Ohm rated amplifiers.

Crossover Frequency

2000 Hz

High Frequency Transducer

1" (2.5 cm) neodymium soft-dome tweeter with heat sink

Low Frequency Transducer

8" (20.3 cm) cast basket, high rigidity aluminum cones with extended throw drive assembly, thermal protection


Air core coils, polyester capacitors

Audio Controls

Spot/wide acoustic contour switch


Binding posts


8.5 lbs. (3.9 kg)

Dimensions (overall size)

12" × 12" × 6.5"
(30.5cm × 30.5cm × 16.6cm)

Required Wall Opening (includes tolerance)

11" × 11"
(28cm × 28cm)

Projection From Wall Surface

0.625" (1.6cm)

Depth Behind Wall Surface

6" (15.3cm)

Customer Reviews For Helos 100

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