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Beyma 8BR40 8Ω

LF Driver
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Beyma 8BR40 8 inch 8 ohm loudspeaker driver

Overview

LF Driver
Beyma

Beyma 8BR40

Beyma 8BR40 is a 8" 8 ohm LF driver rated at 50W RMS. The validated T/S data includes Fs 30Hz, Qts 0.39, Vas 89.1L, Xmax 6.7mm, sensitivity 89dB, plus 147cm³ Vd and 63 EBP. bits tracks UK vendor pricing, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £54.18.

Size
8"
Impedance
8Ω
RMS Power
50W
Sensitivity
89.0dB
91.0dBmanufacturer; using T/S-derived value (2.0dB delta).
EBP
63
Either alignment
Vd
147cm³
Datasheet

Datasheet traces

Frequency and impedance curves traced from the manufacturer PDF.

2 curves
1049280685620501002005001k2k5k10kHzdBfrequency response
frequency response240 ptsp2medium
Curve provenanceInspect 2 tracesHide details

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

  • frequency response

    Frequency response

    Trace datasheet-response-trace-poc/v1
    240 plotted pointsMedium confidence4,054 selected pixels of 4,392
    Manufacturer datasheet, page 2

  • impedance

    Impedance response

    Trace datasheet-response-trace-poc/v1
    240 plotted pointsMedium confidence2,899 selected pixels of 2,899
    Manufacturer datasheet, page 2

Frequency response

Manufacturer-provided response plots and related charts.

1 image
Beyma 8BR40 response graph 1

T/S Parameters

Valid
Canonical
Fs30Hz
Qts0.39
Qes0.48
Qms2.1
Vas89.1L
Re5.5Ω
Le0.50mH
BL6.8Tm
Sd220cm²
Mms21g
Xmax6.7mm
SPL89dB
Power50W
Impedance8Ω
F Low30Hz
F High6000Hz
What this validation status means

Pricing & availability

Price definitions

Price movement

Other offers

1 vendor
soundimports
Updated 24 Sept 2026
Source: inc VAT
£57.54
inc VAT
10 in stock

Best current price

Updated 24 Sept 2026

bluearan
£54.18
Avg £55.86£1.68 below avg (-3.0%)
inc VAT·1 in stock
Buy now

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

Weight1.4kg

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.

Search Similar
Beyma 8BR40 8 inch 8 ohm loudspeaker driver similar-driver reference
Reference
Beyma
8BR40
8"
Best current price
£54.18
Compare on

Matches sit inside every range. Size stays fixed automatically.

Qts
Qes
Vas
L
Xmax
mm
BL
Tm

5 active T/S params, plus size. Pin a driver to open a side-by-side comparison.

12 matches

Compare a specific driver

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

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