Stream Microphone Test Sennheiser MD21 by WhiteNoiseStudio | Listen online for free on SoundCloud
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Sennheiser MD21 (1953-onwards ) Fantastic drum overhead. Great on guitar cabs. | Martin Mitchell's Microphones
Stream 2. Vintage Microphone Recording. 1961 Sennheiser MD21. Drum overhead and also on Guitar by Martin Mitchell | Listen online for free on SoundCloud
Sennheiser Promotes Legendary MD 421-II Microphone and Popular HD 200 PRO Headphones at Special Anniversary Prices | audioXpress
Adding XLR output to vintage Sennheiser MD21 microphone - YouTube
Vintage Sennheiser MD21 Dynamic Professional Microphone – Phototek Canada