Test Bench: Russo 44CD-K Compression Driver from SB Audience, a New Brand from SB Acoustics
This Test Bench characterizes the Russo 44CD-K from SB Audience, a new brand from SB Acoustics. The FEA-optimized ferrite compression driver arrived with its ABS-250 90° × 90° exponential horn. The SB Audience 44CD-K features a 44 mm (1.75”) diameter voice coil wound with round copper wire on a high-temperature Kapton non-conducting former, driving a single piece polyimide diaphragm and surround. This article was originally published in Voice Coil, May 2019.