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sE Electronics DM2 TNT Passive Mic Preamp With Dual Gain

sE Electronics DM2 TNT Passive Mic Preamp With Dual Gain

SoundPro Item: 143378 | Part Number: DM2-BLK-MIC-PRE-U

Regular price $149.00
Regular price $199.00 Sale price $149.00
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MSRP: $199.00 | MAP: $149.00

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  • Switchable +15dB Or +30dB Gain For Flexible Microphone Level Matching
  • Eight Selectable Load Settings Ranging From 50 Ohms To 10 Megohms
  • Class-A Design With High-Grade FETs Delivers Transparent Signal Boost
  • Ultra-Low Output Impedance Eliminates Cable Run Signal Loss And RF Interference
  • Gold-Plated XLR Connectors Provide Secure Loss-Free Signal Transmission
  • Matte-Black All-Metal Housing For Reliable On-Tour And Studio Operation

The DM2 TNT is a dedicated inline preamp engineered for dynamic and passive ribbon microphones in touring, broadcast, and studio environments where microphone level needs to be matched precisely to downstream preamps. Built with class-A design and high-grade FETs, it provides switchable gain without coloration, letting you choose between moderate +15dB boost for already-hot mics or explosive +30dB lift for weak sources. Eight load settings—from 50 ohms to 10 megohms—ensure transparent impedance matching across any microphone type and cable length, eliminating the signal degradation that occurs when preamps and mics are poorly matched.

Professional integrators and live sound engineers rely on the DM2 TNT to bring marginal passive microphones into usable operating ranges without introducing noise or coloration. Its all-metal matte-black housing, gold-plated XLR connectors, and ultra-low output impedance (135 ohms) withstand tour-bus rigors and studio sessions alike. The unit draws phantom power from your preamp or mixer, eliminating a separate power supply. Frequency response extends from 10 Hz to 120 kHz, capturing the full tonal character of ribbon and dynamic sources while the output noise floor remains among the lowest in the category—1 μV at +15dB gain, 6.6 μV at +30dB—ensuring that gain comes with clarity, not hiss or interference.

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Specifications

Electrical
Input Impedance
135 Ohms
Recommended Load Impedance
>1K Ohms
Current Consumption
3.1 mA
Power Source
48V Phantom Power (P48 Per IEC 61938)
Audio
Frequency Response
10 Hz - 120 kHz (-0.3 dB)
Gain
15 dB / 30 dB
Max Output Level (0.5% THD)
9.5 dBV (3.0 V)
Output Noise Level
1 μV @ 15 dB / 6.6 μV @ 30 dB
Connectivity
Connector Type
3-pin Male/Female XLR
Dimensions
Preamp Diameter
19 mm (0.75")
Preamp Length
96 mm (3.78")
Weight
Preamp Weight
80 g (2.82 oz.)
Included Items
Preamp Unit
DM2
Accessories
sE Logo Sticker, User Manual with Warranty Card

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