RDL DB-TPSM2A
Active Two-Pair Sender Dual Microphone Preamplifier With Black Front-Panel Laminate

OUR PART #  DB-TPSM2A


The D SERIES-TPSM2A modules are two-pair audio sending modules compatible with RDL Format-A twisted pair products. The DB-TPSM2A features a black front-panel laminate.

Note: Image shown is for display purposes only. For more information please contact your Full Compass Sales Pro.

Radio Design Labs DB-TPSM2A Features:

  • Two Balanced Microphone XLR Inputs with P48 Phantom
  • Switch-Selectable Mic Gain on Rear Panel
  • Gain Selector Provides Fixed 40 dB, 60 dB or Automatic
  • Automatic Gain: 60 dB for Dynamic Mics; 40 dB for Condenser Mics
  • Output Pair Selector to Feed RJ45 Pair (A, B or C) for Each Preamplifier
  • Signal and Power Pairs Pass Through RJ45 Connectors
  • Module is Remotely Powered Through RJ45 Connector
  • Utilizes Two Format-A Pairs
  • Daisy-Chain with a Single-Pair Format-A Sender
  • Studio-Quality Precision Active Balanced Circuitry

Radio Design Labs DB-TPSM2A Specifications:

  • Inputs (2): XLR (3 pin, 1 = GND, 2+, 3-)
  • Gain (fixed): 40 dB (LOW gain); 60 dB (HIGH gain)
  • Gain (AUTO): 40 dB for condenser mics; 60 dB fordynamic mics
  • Maximum Input Level: > -18 dBu (LOW gain); > -35dBu (HIGH gain)
  • Input Impedance: > 1 k Ohm balanced
  • Phantom Power: P48 (48 V per IEC 61938: 2013)
  • Output: RDL TP Format A
  • Format-A Signal Pair Used: Switch-selectable A, B, orC (rear panel; one switch for each preamplifier)
  • Headroom (above +4 dBu output): > 18 dB
  • Channels: 2 (1 and 2; may be used for stereo or as twoseparate mono preamplifiers)
  • Gain Selectors (2): LOW, HIGH or AUTO (rear panel; onefor each preamplifier)
  • Frequency Response: 20 Hz to 20 kHz (+/- 0.5 dB)
  • THD: < 0.05%
  • CMRR: > 80 dB (20 Hz to 5 kHz)
  • Residual Noise (below +4 dBu output):
    • < -85 dB (20 Hz to 20 kHz, 40 dB gain, 150 Ohm source)
    • < -70 dB (20 Hz to 20 kHz, 60 dB gain, 150 Ohm source)
    • < -70 dB (20 Hz to 15 kHz, 60 dB gain, 150 Ohm sources)
  • Power Requirement: 24 Vdc @ 80 mA (120 mA withphantom), Ground-referenced
  • Shipping Weight: 0.597 lbs
  • Ambient Operating Environment: 0° C to 55° C
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