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Repair, General Overhaul, and Chemical Cleaning for Sennheiser® MD 421 Series Microphones

StarCom1 offers a comprehensive service for older Sennheiser® MD 421 microphones. Thanks to their exceptionally robust and modular design, only a few components are typically subject to age-related wear. These include the internal wiring and the rear coupling socket for the microphone cable.

Due to their age or unknown origin, hygiene is often a concern. The front metal cage with its fine-mesh grille is an ideal place for coarse and fine dirt, as well as fungal cultures, to accumulate.

As part of a general overhaul, StarCom1 disassembles the Sennheiser® MD 421 microphone into its individual components. All non-electrical parts are subjected to a chemical cleaning. The internal wiring is replaced with a new one. The rear connector segment is cleaned of all external deposits using an ultrasonic process. The rear axial switch is checked for smooth operation and good contact, and is repaired if necessary.

Important Note:

We do not offer individual spare parts for sale, as they are practically no longer available. For incomplete or mechanically defective microphones, a repair is only economically viable in the rarest of cases.

If you are looking for special solutions or other repair services, please contact us.

Important Notice:

We are not an authorized Sennheiser® service partner. Sennheiser® is a registered trademark (Class 9 according to the Nice Classification) of Sennheiser® electronic GmbH & Co. KG. The products and services offered here are provided by Uwe Evers GmbH in Aurich and are not affiliated with Sennheiser® electronic GmbH & Co. KG.

Manufacturer and Information Obligation according to Art. 19 GPSR

Manufacturer:

Uwe Evers GmbH
Dipl.-Ing. Uwe Evers
Norderneystr. 20
26603 Aurich
Germany
Email: info@uwe-evers-gmbh.de