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SB Acoustics MW19TX-4 4 Ohm woofer specs & UK prices | bits

SB Acoustics MW19TX-4 4Ω

LF Driver

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Media

SB Acoustics MW19TX-4 7 inch 4 ohm loudspeaker driver view 1

SB Acoustics MW19TX-4 7 inch 4 ohm loudspeaker driver view 2

SB Acoustics MW19TX-4 7 inch 4 ohm loudspeaker driver view 3

SB Acoustics MW19TX-4 7 inch 4 ohm loudspeaker driver view 4

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Overview

LF DriverMW19 series

SB Acoustics MW19TX-4

SB Acoustics MW19TX-4 is a 7" 4 ohm LF driver rated at 70W RMS. The validated T/S data includes Fs 32Hz, Qts 0.27, Vas 53.2L, Xmax 13.6mm, sensitivity 90dB, plus 215cm³ Vd and 114 EBP. bits tracks UK vendor pricing, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £289.88.

Size

7"

Impedance

4Ω

RMS Power

70W

Sensitivity

90.0dB

93.0dBmanufacturer; using T/S-derived value (3.0dB delta).

EBP

114

Vented alignment

V_d

215cm³

Datasheet traces

Frequency and impedance curves traced from the manufacturer PDF.

2 curves

30 degrees240 ptsp1medium

60 degrees240 ptsp1medium

Curve provenanceInspect 2 tracesHide details

These plotted lines are Bits digitizations of manufacturer evidence, not new measurements. How provenance works

30 degrees
Frequency response
Trace datasheet-response-trace-poc/v1
240 plotted pointsMedium confidence1,200 selected pixels of 3,263
Manufacturer datasheet, page 1
60 degrees
Frequency response
Trace datasheet-response-trace-poc/v1
240 plotted pointsMedium confidence1,157 selected pixels of 2,900
Manufacturer datasheet, page 1

T/S Parameters

Valid

Canonical

Fs32Hz

Qts0.27

Qes0.28

Qms5.4

Vas53.2L

Re3.4Ω

Le0.14mH

BL6.3Tm

Sd158cm²

Mms16g

Xmax13.6mm

SPL90dB

Power70W

Impedance4Ω

Voice Coil39mm

Flux Density1.10T

What this validation status means

Pricing & availability

Price definitions

Price movement

Best current price

£289.88

inc VAT·Vendor hidden

Use this driver

Open it in 00 Simulator, download it for your enclosure tool, or copy the specification values.

Files use canonical values. Required mechanical fields are derived only where the target format needs them.

Hornresp

.txt · Hornresp driver database

Driver file ready to place in Hornresp’s Drivers folder.

Download for Hornresp

WinISD

.wdr · WinISD driver editor

Native WinISD driver record with the required SI conversions.

Download for WinISD

BASTA!

.bastaelement · BASTA! loudspeaker simulator

Native BASTA! element file using its documented SI-unit fields.

Download for BASTA!

VituixCAD

.wdr · VituixCAD 2 Enclosure

A WinISD driver file that VituixCAD imports directly.

Download for VituixCAD

00 Simulator

Direct import · Web app

Start a new enclosure simulation with this driver already loaded.

Open in 00 Simulator

Copy spec sheet

Plain text · Clipboard

Copy the available values as a clean label-and-value list.

Dimensions & Physical

Weight1.5kg

Similar Drivers

Size stays fixed. Tune the T/S ranges to change what counts as a match, or add a specific driver to compare it directly.

SB Acoustics MW19TX-4 7 inch 4 ohm loudspeaker driver similar-driver reference

Reference

SB Acoustics

MW19TX-4

7"

Best current price

£289.88

Compare on

Matches sit inside every range. Size stays fixed automatically.

Q_ts

Q_es

V_as

L

X_max

mm

BL

Tm

5 active T/S params, plus size.

12 matches

Compare a specific driver

Added drivers stay at the front of the list, whatever the ranges say.

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