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BMS 4538 60 Watt 1" Compression Driver

Condition: New
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Compact, powerful lightweight 1" compression driver.
What more can be said about the 4538? The almost perfect combination of sound quality, power handling, weight and price.
If you're looking for a 1" compression driver for refurbishment or self build projects then take a close look at the 4538 .
Our hire department have been using them in our multi-purpose 1 x 12" wedge monitors for years and can testify to their performance and reliability. 


Throat diameter: 1" (25.4mm)
Mouting type: Flange type mounting. 2 x M5, 76.2mm diameter.
Voice coil diameter: 1.5" (38mm)
Power Handling (AES): 60 watts
Sensitivity (mounted on 90 x 75 degree CD horn): 114db
Max SPL: 132db @ 60w
Frequency range: 1200hz - 30khz.
Lowest recommended crossover freq': 1900hz
Magnet material: Ferrite
Voice coil material: Copper clad aluminium. 
Voice coil material: Polyester.
Overall diameter: 96mm
Depth: 40mm
Net weight: 0.98kg

Full specs and response curves, etc are available on the BMS website:

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