Telefunken SD40 40mm Diffuse Field Sphere

Optimize Your Microphone’s Acoustic Performance with the Telefunken SD40 Diffuse Field Sphere
The Telefunken SD40 40mm Diffuse Field Sphere is an essential accessory for M60 and ELA M 260 microphones, designed to enhance the microphone’s off-axis response and improve spatial accuracy in diffuse field recording environments. Whether capturing orchestral performances, ambient room recordings, or intricate acoustic details, this sphere ensures a more balanced and natural sound.

Improve Sound Clarity and Diffuse Field Capture
Engineered for superior acoustic performance, the SD40 modifies the microphone’s polar response to provide more accurate diffuse field recordings. This results in a more open and transparent sound, reducing unwanted coloration and maintaining the natural tone of instruments, vocals, and ambient sources.

Secure and Stable Attachment for Reliable Performance
With a 20mm inner diameter, the SD40 fits securely onto compatible microphones using a set screw attachment. This design ensures a firm grip, preventing movement during recording sessions and maintaining consistent sound quality in any professional or live setting.

Ideal for a Variety of Studio and Live Applications
Perfect for stereo microphone setups, ambient recordings, and room mic applications, the SD40 helps engineers and producers achieve a smooth, controlled response. Whether used for capturing drum overheads, large ensembles, or room ambiance, this sphere enhances clarity and depth in your recordings.

High-Quality Construction for Professional Use
Designed to withstand the demands of studio and live environments, the SD40 is built from premium materials to ensure durability and longevity. Its precision design helps eliminate unwanted reflections and phase issues, making it an indispensable tool for engineers seeking accurate and immersive sound capture.

Designed for Multi-Microphone Setups
The SD40 is ideal for multi-mic recording scenarios where uniform off-axis response and tonal balance are crucial. Whether recording a large performance space or a tightly controlled studio environment, this accessory helps maintain sonic consistency across multiple microphone positions.