The 8138 is an 8" ceiling speaker designed for use with a pre-install in-ceiling backcan, resulting in high-fidelity performance at a cost-effective price point. The 8138 is ideal for a wide variety of commercial sound applications from restaurant and retail to professional offices and reception areas. The built-in 6W transformer allows use on 70V or 100V distributed speaker lines. High sensitivity of 97dB delivers maximum sound levels using minimal amplifier power, allowing the use of smaller power amplifiers compared to when using lower sensitivity drivers. The driver features a 25 mm (1") voice coil with Kapton coil former for reliability. The treated cloth surround provides deeper bass response compared with typical paper-roll surrounds, for fuller sound quality. With its contemporary grill design, the 8138 provides a stylish upscale look that fits into many decórs. The 8138 brings style and performance to basic commercial sound systems.
The 8138 fits the MTC-81BB8 backcan and MTC-81TB8 tile bridge or can be used with most in-ceiling backcan/tile bridge systems designed with four mounting points on a 286 mm (11.25") diameter mounting circle.
| Component | 8" (200 mm) Full-Range, Dual-cone |
|---|---|
| Frequency Range (-10 dB) | 95 Hz - 18 kHz |
| Coverage (2 kHz) | 90° Conical |
| Sensitivity (2.83V@ 1m) | 97 dB (1 kHz - 8 kHz) |
| Driver Power Capacity | 40W (160W peak), 2 hrs 25W (100W peak), 100 hrs |
| 70V/100V Transformer Taps | 6W, 3W, 1.5W, (0.75W at 70V only) |
| Termination | Bare Wire |
| Magnet | 10oz (283 g) |
| Safety Agency | Transformer is UL registered per UL1876 |
| Mounting Points | 4 points on 11.25" (286 mm) dia. mounting circle |
| Optional Accessories | MTC-81BB8 backcan MTC-81TB8 tile bridge |
| Ceiling Cutout Dimension | 11.75" (300 mm) with tile bridge and backbox 9" (228 mm) diameter as stand alone |
| Dimensions (Dia x D) | 12.9" (327 mm) x 3.3" (84 mm depth from back of baffle) Overall Depth: 3.9" (99 mm) |
| Net Weight | 3 lbs (1.4 kg) |
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
