18SOUND 6NMB420
18SOUND (Eighteen Sound) 6NMB420 — 6" / 6 inch · Midrange without Bass (Mid) · Midrange · Neodymium
1.77" voice coil · 8/16 Ω
Part no.: 42A-CHS-MT-18S-0031
Documents
18SOUND 6NMB420 — 6" · Midrange Driver
200 W AES · 100 dB Sensitivity · Frequency range 200 Hz – 7000 Hz
Technical data
- Diameter: 6 "
- Voice coil: 1.75 "
- Power handling: 200 W AES
- Sensitivity: 100 dB
- Impedance: 8 Ω
- Magnet: Neo
- Weight: 1.25 kg
- Mounting depth: 73 mm
- Frequency range: 200 – 7000 Hz
Datasheet (PDF) · Manufacturer page
Series: NMB · Part no.: 42A-CHS-MT-18S-0031
Thiele-Small parameters
| Nominal impedance | 8 Ω |
|---|---|
| Resonance frequency fs | 110 Hz |
| Total Q Qts | 0.33 |
| Electrical Q Qes | 0.38 |
| Mechanical Q Qms | 2.7 |
| Equivalent volume Vas | 6.1 l |
| Moving mass Mms | 8.5 g |
| Cone area Sd | 130 cm² |
| Linear excursion Xmax | 3 mm |
| Force factor BL | 9 Tm |
| DC resistance Re | 5.3 Ω |
| Voice coil inductance Le | 0.1 mH |
Comparable drivers
Same size, same type, Qts within ±30 %.
- 18 Sound 6NMB900fs 100 Hz · Qts 0.34 · Vas 6.65 l · in the database
- 18 Sound 6NMB900fs 95 Hz · Qts 0.32 · Vas 10.3 l · in the database
- 18 Sound 6NTLW2000fs 86 Hz · Qts 0.35 · Vas 4.6 l · in the database
- 18 Sound 6M44fs 102 Hz · Qts 0.29 · Vas 3.8 l · in the database
- 18 Sound 6NTLW2000fs 86 Hz · Qts 0.38 · Vas 4.8 l · in the database
- SB Acoustics MR16TX-8fs 35 Hz · Qts 0.31 · in the database
Specifications
| Allgemein | |
|---|---|
| Manufacturer | 18SOUND |
| Category | Mid Frequency |
| Series | NMB |
| Magnet | Neo |
| Impedance (Ω) | 8 |
| Power handling (W) | 200 |
| Sensitivity (dB) | 100 |
| Frequency from (Hz) | 200 |
| Frequency to (Hz) | 7000 |
| Abmessungen & Korb | |
|---|---|
| Diameter | 6 |
| Voice coil (inch) | 1.75 |
| Mounting depth (mm) | 73 |
| Weight (kg) | 1.25 |
| Thiele-Small-Parameter | |
|---|---|
| Re (Ω) | 5.3 |
| Le (mH) | 0.1 |
| Fs (Hz) | 110 |
| Qms | 2.7 |
| Qes | 0.38 |
| Qts | 0.33 |
| Vas (l) | 6.1 |
| Xmax (mm) | 3 |
| BL (Tm) | 9 |
| Mms (kg) | 0.0085 |
| Sd (m²) | 0.013 |