PM220-8 8" Neo Wideband Midbass Driver
Quick Overview
Dayton Audio designed the PM220-8 8" midbass driver for wide-bandwidth midrange and midbass applications in multi-way speakers.Product Highlights
- Kevlar-reinforced paper cone for excellent detail
- Klippel-optimized, high-performance design
- Wide 43 to 10,000 Hz bandwidth meets high 95 dB sensitivity
- Perfect complement for ribbon and planar tweeters
- Neodymium ring motor with underhung geometry
Product Manuals / Spec Sheets / Downloads
Dayton Audio PM220-8 Specification SheetDayton Audio PM220-8 Data Files
Buying Options
The Dayton Audio PM220-8 8" midbass driver is based on the same platform as the acclaimed Point Source full-range drivers, but designed for esoteric high-performance applications requiring an extremely wide-bandwidth midrange or midbass driver. The PM220-8 model provides the ultimate in high-efficiency performance in a variety of system designs, including vented, transmission line, folded horn, or open baffle applications.
The PM Series mid-bass drivers feature ultra-linear Klippel-optimized neodymium motors with copper cap and shorting ring for low distortion, and lightweight, low-loss Kevlar-reinforced paper cones for exceptional detail and high efficiency. The wide bandwidth and extended upper range of these drivers makes them the perfect complement to ribbon and planar-magnetic tweeters.
| Speaker Series | PM Series |
| Model Number | PM220-8 |
| Color | Black |
| Unit of Measure | Each |
| UPC | 848791000539 |
| Warranty - Parts | 5 Years |
| Warranty - Labor | 5 Years |
| Product Shipping Weight (lbs.) | 4.65 |
| Speaker Type | Midrange |
| Power Handling (RMS) | 40 watts |
| Power Handling (max) | 80 watts |
| Continuous Program Power | -- |
| Impedance | 8 ohms |
| Sensitivity | 95.4 dB @ 2.83V/1m |
| Frequency Response | 43 - 10,000 Hz |
| Voice Coil Diameter | 25 mm |
| Magnet Weight | -- |
| DC Resistance (Re) | 6.5 ohms |
| Voice Coil Inductance (Le) | 0.8 mH @ 1 kHz |
| Resonant Frequency (Fs) | 49.1 Hz |
| Mechanical Q (Qms) | 5.08 |
| Electromagnetic Q (Qes) | 0.41 |
| Total Q (Qts) | 0.38 |
| Diaphragm Mass Inc. Airload (Mms) | 10.7g |
| Moving Mass Of Diaphragm (Mmd) | -- |
| Mechanical Compliance of Suspension (Cms) | 0.98 mm/N |
| Surface Area Of Cone (Sd) | 205.3 cm² |
| Volume of Displacement (Vd) | 1.026 cm³ |
| BL Product (BL) | 7.21 Tm |
| Compliance Equivalent Volume (Vas) | 63 liters |
| Maximum Linear Excursion (Xmax) | 4.6 mm |
| Drivers Mechanical Losses (Rms) | -- |
| Cone / Diaphragm Material | Paper Cone |
| Entry / Exit Diameter | -- |
| Surround Material | Cloth |
| Voice Coil Wire Material | Copper |
| Voice Coil Former | Aluminum |
| Basket/Frame Material | Cast Aluminum |
| Magnet Material | Neodymium |
| Overall Outside Diameter | 221.5 mm |
| Overall Depth | 94 mm |
| Baffle Cutout Diameter | 181 mm |
| # Mounting Holes | 6 |
| Mounting Hole Diameter | -- |
| Bolt Circle Diameter | -- |
| Product Weight | -- |

