Standard
8" Paper Cone Woofer
20RC6EHC17055F
Features
8", Steel Frame
1.4" PISV2W Voice Coil, GFB-G Former
Paper Cone, Foam Surround
Dual Ferrite Magnet Motor System
High Sensitivity
Parameters
Size
8 Inch
Fs
65 Hz
Re
3.22 Ohms
Sensitivity
94 dB
Quality Factor
0.66 Qts
Rated Power
50 W
| T-S Parameters | |
|---|---|
| Resonance frequency [fs] | 63.6 Hz |
| Mechanical Q factor [Qms] | 17.699 |
| Electrical Q factor [Qes] | 0.683 |
| Total Q factor [Qts] | 0.658 |
| Force factor [Bl] | 7.665 Tm |
| Mechanical resistance [Rms] | 0.704 kg/s |
| Moving mass [Mms] | 31.171 g |
| Compliance [Cms] | 0.201 mm/N |
| Effective diaph. diameter [D] | 162 mm |
| Effective piston area [Sd] | 206.12 cm² |
| Equivalent volume [Vas] | 12.0682 l |
| Sensitivity (2.83V/1m) | 94 dB |
| Ratio Bl/√Re | 4.2716 N/√W |
| Ratio fs/Qts | 96.656 Hz |
| Electrical Data | |
|---|---|
| Nominal impedance [Zn] | 4 Ω |
| Minimum impedance [Zmin] | 3.61 Ω |
| Maximum impedance [Zo] | 55.636 Ω |
| DC resistance [Re] | 3.22 Ω |
| Voice coil inductance [Le] | 0.442 mH |
| Power Handling | |
|---|---|
| 100h RMS noise test (IEC 18.4) | 50 W |
| Long-term max power (IEC 18.2) | - W |
| Voice Coil & Magnet Data | |
|---|---|
| Voice coil diameter | 35.5 mm |
| Voice coil height | 14.5 mm |
| Voice coil layers | 2 |
| Height of gap | 6 mm |
| Linear excursion | ± 4.25 mm |
| Max mech. excursion | ± - mm |
| Unit weight | 2.3 kg |
