sE Electronics DM1 Dynamite Active Inline Preamp For Passive Microphones
sE Electronics DM1 Dynamite Active Inline Preamp For Passive Microphones
SoundPro Item: 143379 | Part Number: DM1-BLK-MIC-PRE-U
Usually ships in 5-7 business days
- Class-A FET Design Delivers Transparent +28dB Gain Without Coloration Or Noise Floor Rise
- Gold-Plated XLR Connectors Ensure Loss-Free Signal Integrity Across Extended Cable Runs
- Ultra-Low Output Impedance Minimizes RF Interference And Susceptibility To Hum
- All-Metal Housing With Premium Matte-Black Finish Withstands Demanding Tour And Studio Environments
- Compact 0.75" Diameter Form Factor Mounts Discreetly At Mic Clip Or Stand Connection
- Powered By 48V Phantom Power From Downstream Preamp Or Mixer—No External Supply Needed
The sE Electronics DM1 addresses a persistent challenge in professional audio: passive dynamic and ribbon microphones often arrive at the preamp or mixer with insufficient output to maximize headroom and signal-to-noise ratio. The DM1 sits inline between mic and preamp, delivering a full +28dB of clean gain tailored specifically for passive sources that cannot accept phantom power. Recording engineers, live sound technicians, and broadcasters rely on this preamp to unlock the full potential of classic ribbons and lower-output dynamics without sacrificing sonic purity.
Built around a dedicated Class-A buffer amplifier with hand-selected FETs, the DM1 achieves the lowest noise floor in its category and maintains output impedance that remains stable across long cable runs and varying load conditions. The gold-plated XLR connectors and all-metal chassis ensure reliable operation whether deployed in a touring rig, broadcast cart, or studio rack. Its ultra-slim form factor (0.75-inch diameter) allows discreet positioning at mic clip or stand connection without adding bulk to stage or studio setups.
Phantom power from the downstream preamp or interface powers the DM1 automatically—no batteries or external supplies required. The preamp is not suitable for condenser or active ribbon microphones, which derive their signal generation from phantom power themselves; the DM1 is engineered exclusively for passive ribbon and dynamic microphones that require only a clean signal path with gain boost.
Specifications
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