Cwejman MMF-1 Multimode Filter

Marsoni

M251S

$584.50

Get it in 3 business days with 1 day shipping. Friday, May 29

Cwejman MMF-1 Multimode FilterCwejmans MMF 1 is a tight, precision multi mode filter that helped define the clean, controlled sound of early high end Eurorack. Built in Sweden with Wowa Cwejmans obsessive calibration, it delivers low pass, band pass, high pass and notch responses with fast, musical resonance that stays stable even at high Q. Its crisp, low noise character made it a favourite in detail heavy electronic work, from clinical techno to sound design, offering everything

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I was dealing with night sweats almost every night. Waking up overheated, flipping my pillow over constantly, just uncomfortable and restless. It was starting to mess with my sleep in a real way. Since switching to this cooling pillowcase (and pairing it with a cooling blanket), it’s been a completely different experience. I’m actually staying cool through the night and not waking up soaked or irritated. The fabric feels cool to the touch right away and doesn’t trap heat like a regular pillowcase. It’s smooth, comfortable, and still feels good after washing. Not stiff or weird like some “cooling” materials can be. Is it magic? No. But does it noticeably reduce overheating and help you sleep better? Absolutely. If you run hot at night or deal with night sweats, this is one of those small upgrades that makes a big difference. I wish I had bought it sooner.

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Reviewed in the United States on March 19, 2026