What is the recommended ported (bass reflex) box volume for Beyma LOUDSPEAKER 5"MP60/N 8 OH?

According to electroacoustic alignment calculations, Beyma LOUDSPEAKER 5"MP60/N 8 OH performs optimally in a 8.7 liter vented enclosure tuned to 53.2 Hz, reaching an F3 cutoff of approximately 52.0 Hz.

Can Beyma LOUDSPEAKER 5"MP60/N 8 OH be used in a sealed box?

Yes. In a sealed (acoustic suspension) enclosure of 4.3 liters with a Qtc of 0.707, the system exhibits an F3 of 91.4 Hz with tight transient response and natural roll-off.

What port dimensions should be used for Beyma LOUDSPEAKER 5"MP60/N 8 OH to avoid port chuffing?

To keep vent air velocity below turbulence limits at rated power, a minimum port diameter of 5.0 cm with a length of 20.3 cm is recommended.

Reflex Optimized

Beyma LOUDSPEAKER 5"MP60/N 8 OH

Complete Thiele/Small parameters, optimized ported (bass reflex) and sealed enclosure designs, F3/F6/F10 cutoffs, and vent turbulence analysis calculated by Load Forge.

Estimated Retail

66.95 EUR

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Recommended Bass Reflex (Vented)

OPTIMIZED EXTENSION

Net Box Volume (Vb)	8.7 Liters
Tuning Frequency (Fb)	53.2 Hz
F3 (-3 dB Cutoff)	52.0 Hz
F6 / F10 Extension	47.5 Hz / 42.5 Hz
Port Inner Diameter	Ø 5.0 cm
Port Physical Length	20.3 cm
First Pipe Resonance	846.0 Hz
Estimated MOL @ F3	100.1 dB SPL

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Recommended Sealed (Acoustic Suspension)

MAX TRANSIENT DAMPING

Net Box Volume (Vb)	4.3 Liters
System Q (Qtc)	0.707 (Butterworth Q=0.707)
System Resonance (Fc)	95.1 Hz
F3 (-3 dB Cutoff)	91.4 Hz
F6 / F10 Extension	63.5 Hz / 44.8 Hz
Air Spring Linearity	High (Zero port compression)

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Verified Thiele/Small Parameters

Resonance (Fs)	63.0 Hz
Total Q (Qts)	0.46
Electrical Q (Qes)	0.575
Mechanical Q (Qms)	2.3

Equivalent Volume (Vas)	5.8 Liters
Diaphragm Area (Sd)	85.0 cm²
DC Resistance (Re)	5.33 Ω
Efficiency Bandwidth Product (EBP)	109.6

Linear Excursion (Xmax)	5.5 mm
Thermal Power (Pe)	50.0 W
Nominal Diameter	5.0"
Catalog Source	Manufacturer Official Datasheet

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Beyma LOUDSPEAKER 5"MP60/N 8 OH Enclosure Card

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[url=https://loadforge.io/drivers/beyma-loudspeaker-5inmp60n-8-oh][img]https://loadforge.io/api/v1/card/beyma-loudspeaker-5inmp60n-8-oh.svg[/img][/url]
[b]Beyma LOUDSPEAKER 5"MP60/N 8 OH[/b] — 8.7L Bass Reflex tuned to 53.2Hz (F3: 52.0Hz). Designed with [url=https://loadforge.io]Load Forge[/url].

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