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AtlasIED TSD-ML11 Mic Line Preamp With EQ and Limiter

AtlasIED TSD-ML11 Mic Line Preamp With EQ and Limiter

SoundPro Item: 20014 | Part Number: TSD-ML11

Regular price $312.99
Regular price $386.99 Sale price $312.99
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MSRP: $386.99 | MAP: $312.99

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  • Switchable 24V Phantom Power Supports Condenser Microphones Without External Adapters
  • Four Preset Notch Filters Provide Feedback Control and Voice Tone Shaping
  • 125Hz High-Pass Filter Reduces Bass Rumble to Maintain Voice Clarity
  • Variable Output Limiter and Compressor Prevent Clipping and System Distortion
  • Mic Mute and Mic On Via Contact Closure Enables Push-To-Talk Configurations
  • High-Gain Output Maintains Signal Integrity Over Long Cable Runs
  • Security Covers On All Front Panel Controls Protect Commissioned Settings

The AtlasIED TSD-ML11 is designed for system integrators and AV engineers specifying audio infrastructure in conference rooms, council chambers, courtrooms, and public forum environments. Its compact footprint and removable Phoenix-style connectors make it a practical fit for rack-integrated or surface-mounted installed systems where serviceability and clean wiring are priorities.

Where generic preamps fall short in speech reinforcement applications, the TSD-ML11 addresses the full signal chain: switchable 24V phantom power supports condenser microphones, four preset notch filters handle feedback and tone correction without external processing, and a 125Hz high-pass filter keeps voice intelligibility clean by rolling off bass rumble. The variable output limiter and compressor provide system protection at the preamp stage, reducing reliance on downstream processing to catch clipping events.

Mic Mute and Mic On functions via contact closure enable push-to-talk or speaker-priority configurations without additional control hardware. The high-gain output supports long cable runs common in permanent install environments, and separate ground connections help manage noise in complex multi-unit deployments. Security covers on all front panel controls protect calibration settings once the system is commissioned.

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Specifications

Audio
Input Impedance
1.2KΩ Balanced, 600Ω Unbalanced
Output Impedance
300Ω Balanced, 150Ω Unbalanced
Mic Input Level
46dB Gain 10mV (-40dBV) Balanced
Line Input Level
1V (0dBV) Balanced 2V (+6dBV) Balanced Output
Mic Output Level
10mV (-40dBV) In
Line Output Level
1V (0dBV) In
THD
.06% @ 1kHz
Frequency Response
20Hz - 20kHz
Signal to Noise Ratio Line to Line
85dBV
Signal to Noise Ratio Mic to Line
70dBV
Phantom Power
24VDC Defeatable
Electrical
Voltage Compatibility
24V
24VDC Power Requirements
100mA
Dimensions
Height
1.5"
Width
4"
Depth
2.5"
Weight
Unit Weight
6 oz. (0.165 kg)
Certifications
Warranty Period
36 months from date of purchase

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