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RDL EZ-ADA4 Audio Distribution Amplifier


The RDL EZ-ADA4 is a stereo audio distribution amplifier with gain adjustment and audio level metering.
List Price: $200.90
Sale Price: $173.82

The input is connected through RCA jacks or a MINI jack. A front-panel knob adjusts for high or low input levels using the left and right channel LED VU meters. Four stereo outputs are provided on RCA jacks. The RDL EZ-ADA4 is used in stores, houses of worship, restaurants, clubs, security systems and commercial A/V systems.

RDL EZ-ADA4 Highlights:

  • One Stereo Input to Four Stereo Outputs
  • Unbalanced Inputs on MINI or RCA Jacks
  • Unbalanced Outputs on RCA Jacks
  • Inputs and Outputs on Rear Panel
  • Front-Panel LEVEL Control
  • Dual-LED VU Meter for Each Channel


  • Gold-Plated Connectors
  • Front-Panel Stereo Audio Metering
  • Knob for Easy Level Adjustment
  • Inputs (2): Stereo on dual RCA jacks or stereo mini jack, > 10 kΩ, −10 dBV nominal, +22 dBV max.
  • Level control: Off to 12 dB gain above nominal
  • Outputs (4): Stereo on dual RCA jacks, −10 dBV nominal, +16 dBV max.
  • Frequency Response: 10 Hz to 20 kHz (0.01 dB)
  • THD+N: < 0.03%
  • Crosstalk: <−80 dB (1 kHz)
  • Metering: Dual-LED VU Meter for Left and Right, calibrated to -10 dBV output
  • Noise: <−85 dB (below −10 dBV output)
  • 24 Vdc power supply current: 20 mA (idle), 60 mA (max.)
  • Case dimensions: 5.75 (14.6 cm)W x 3 (7.6 cm)D
  • Mounting size: ⅓ rack width.


RDL EZ-ADA4 User Manual (PDF)

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