JBL 2213H Woofer
1978-1983
The 2213H was a professional-grade 12" woofer featuring JBL's Lancer Plus cone coating and SFG magnetic circuit. Used in the 4311B studio monitor, it represented the professional counterpart to the consumer 128H.
Specifications
| Nominal Diameter | 12" (30cm) |
|---|---|
| Magnet Type | Ferrite (Ceramic) |
| Magnetic Circuit | SFG (Symmetrical Field Geometry) |
| Cone Treatment | Lancer Plus coating |
| Impedance | 8 Ω |
| Power Handling | 100W continuous |
Key Technologies
- Lancer Plus Coating: Proprietary cone treatment for optimal mass and rigidity
- SFG Magnetic Circuit: Symmetrical flux distribution for low distortion
- Professional Grade: Built to studio monitor standards
Applications
- 4311B Studio Monitor
- Professional monitoring systems
Documentation
- JBL Loudspeaker Components 1979 Catalog - Contains professional driver specifications
- JBL 4310 Control Monitor Archive (PDF) - Related studio monitor documentation