With the Liberator 80, we took our classic ET65 and fattened up the midrange. This speaker has a lot of punch and presence. A speaker that definitely won't get lost in the mix. We also, beefed up the coil to handle up to 80 watts.
| Resonant Frequency (Fs) | Hz |
| DC Resistance (Re) | Ohm |
| Coil Inductance (Le) | mH |
| Mechanical Q (Qms) | |
| Electromagnetic Q (Qes) | |
| Total Q (Qts) | |
| Compliance Equivalent Volume (Vas) | cu ft |
| Mechanical Compliance of Suspension (Cms) | mm/N |
| BL Product (BL) | T-M |
| Diaphragm Mass Inc. Airload (Mms) | grams |
| Surface Area of Cone (Sd) | cm squared |
| Sound Pressure Level (spl) | db |