JBL 2125
Released in 1971
¥ 52,900 (1 unit, around 1973)
Commentary
30 cm cone type full range unit.
The design is optimized for line arrays and PA equipment.
It consists of a magnetic circuit using an Alnico V magnet, an edgewise wound voice coil, and a cone paper with a shallow special shape.
The high-frequency characteristics are also improved by using an aluminum center dome.
Model Rating
| Type | 30 cm cone type full range unit |
| Impedance | 8 Ω |
| Allowable input (continuous program) | 50W |
| Sound pressure level (new JIS) | 98dB |
| Playback frequency band | 50 Hz to 8 kHz |
| fo | 48Hz |
| Voice Coil Diameter | 7.6cm |
| Magnet weight | 3.1kg |
| Magnetic flux density | 10,400gauss |
| Enclosure internal volume | 43 ~ 85L |
| Depth | 10.5cm |
| Weight | 4.5kg |