Radio Design Labs STM3

Microphone Preamplifier

OUR PART #: STM3 Write the First Review.

  • Balanced microphone input accepts impedances from 150to 600 ohm
  • Input circuitry permits connection of unbalancedmicrophones, or even 4 or 8 ohm speakers in intercom or monitoringapplications
  • Variable gain (up to 75 dB) and ample headroom allowoperation with any microphone
  • Phantom supply input terminals allow connection ofexternal power when STM-3 is used with phantom powered microphones
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Our Price: $175.42
List Price: $234.66
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Radio Design Labs' STM-3 is part of the group of "STICK-ON" products from Radio Design Labs. The STM-3 is a quality microphone preamplifier designed for use in commercial sound, broadcast, and recording applications. Its compact size makes it ideally suited for locations where a larger or heavier preamp cannot be used. Its performances makes it the best choice, even when larger preamps could be used. The single-ended supply input makes the STM-3 the ideal choice for both permanent and mobile equipment installations.

Features:

  • Balanced microphone input accepts impedances from 150to 600 ohm
  • Input circuitry permits connection of unbalancedmicrophones, or even 4 or 8 ohm speakers in intercom or monitoringapplications
  • Variable gain (up to 75 dB) and ample headroom allowoperation with any microphone
  • Phantom supply input terminals allow connection ofexternal power when STM-3 is used with phantom powered microphones
  • Supply input is single-ended and operates from 12 Vdcto 33 Vdc
  • Two separate outputs are provided for balanced 600ohm or unbalanced 10 kohm
  • No lugs required for reliable connections
  • Convenience of STICK-ON package yields quick,efficient installation
  • Use STM-3 in conjunction with other RDL STICK-ONS to make complete audiosystems

Note:

Radio Design Labs' PS-24AS power supply is NOT included but is required in order to power this product. Please see the "Accessories" tab or click here for more information on the PS-24AS power supply.

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