SPM-165/8
A good replacement for the 73-LF58W as found in Mission 732, 733, 733i, 734, 735 + many other models.
This 6.5 inch unit features a damped pulp cone, a powerful 80mm ferrite magnet system and a rugged steel chassis. The frequency response is smooth with good midrange control and extension. An ideal replacement unit for many speakers.
| Resonant frequency (fs) | 49 Hz | Nominal impedance (Zn) | 8 Ω |
| Mechanical Q factor (Qms) | 2.70 | DC resistance (Re) | 6.5 Ω |
| Electrical Q factor (Qes) | 0.67 | Max power handling | 150W |
| Total Q factor (Qts) | 0.55 | Sensitivity (2.83V/1m) | 88 dB |
| Equivalent volume (Vas) | 33L | Chassis (pincushion style) |
159 mm |
