Speaker pursuit road > Nagaoka backing loading sound road data the top >
Sound road data of D-58ES
Enclosure basic data
| Va(air room volume) | 10260cm3 (about 10.2L) |
| S0(sectional area of thromboresistance) | 216cm2 |
| L(total length of horn) | 277.5cm |
| S(opening space of horn) | 1980cm2 |
| SR(drawing rate of thromboresistance) | 1.04 |
| fx(crossover frequency) | 209Hz |
| Frequency by return | Five times |
Internal enclosure structural data
| The first sound road part [ Air room ] | The second sound road part Thromboresistance ..[.. department | The third sound road part | |
| Length of horn | - | 40.7cm | 38.6cm |
| Length | 30cm | 6cm | 7cm |
| Side | 36cm | 36cm | 36cm |
| Depth | 9.5cm | 40.7cm | 38.6cm |
| ..decrease in the volume by reinforcement.. | 0cm3 | 512.8cm3 | 0cm3 |
| ..rise of the volume of the part by return.. | 0cm3 | 582.1cm3 | 0cm3 |
| Volume | 10260cm3 | 8861cm3 | 9727cm3 |
| Angle by return | 180 degrees | 360 degrees | 90 degrees |
| The fourth sound road part | The fifth sound road part | The sixth sound road part | |
| Length of horn | 47.9cm | 45.8cm | 80.7cm |
| Length | 47.9cm | 45.8cm | 80.7cm |
| Side | 36cm | 36cm | 36cm |
| Depth | 8.5cm | 11.4cm | 14.5cm |
| ..decrease in the volume by reinforcement.. | 184.8cm3 | 284.8cm3 | 7448.3cm3 |
| ..rise of the volume of the part by return.. | 899.6cm3 | 1126.4cm3 | 0cm3 |
| Volume | 15372cm3 | 19638cm3 | 34677cm3 |
| Angle by return | 360 degrees | 360 degrees | 90 degrees |
| The seventh sound road part | The eighth sound road part [ Opening ] | |
| Length of horn | 26.2cm | 13.7cm |
| Length | 32.8cm | 47cm |
| Side | 36cm | 36cm |
| Depth | 26.2cm | 13.7cm |
| ..decrease in the volume by reinforcement.. | 4716cm3 | 2494.8cm3 |
| ..rise of the volume of the part by return.. | 0cm3 | 0cm3 |
| Volume | 26221cm3 | 20686cm3 |
| Angle by return | 180 degrees | - |
2D image drawing
