Atlas Sound Time Saving Devices TSD-PA122G 12W 2-Channel Power Amplifier (Black)

Atlas Sound Time Saving Devices TSD-PA122G 12W 2-Channel Power Amplifier (Black)

Atlas Sound Time Saving Devices TSD-PA122G 12W 2-Channel Power Amplifier (Black)

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Atlas Sound TSD-PA122G overview

  • 1Description

The black Time Saving Devices TSD-PA122G 12W 2-Channel Power Amplifier from Atlas Sound is a reliable 4Ω stereo amplifier designed for general amplification requirements. The unit adds sound reinforcement to small projector systems as it can provide ample power to drive up to four 8Ω loudspeakers in a classroom or boardroom.

The TSD-PA122G Amplifier features a balanced stereo phoenix-style connector and unbalanced RCA input options with an output of 12W per channel at 4Ω, or 24W bridge mono at 8Ω. The front panel gain controls provide adjustment for both left/right or bridged outputs and these removable knobs can easily be replaced with the included tamper-resistant security covers.

This Time Saving Devices (TSD) Amplifier is designed to overcome some common audio system problems in an easy and efficient way. It is built with high-quality components and includes removable individual I/O connectors for quick and precise wiring, separate ground terminals for all I/Os assuring secured connections, and removable level controls that can be replaced with tamper-resistant security covers.


  • Compact chassis design
  • 12W per channel into 4Ω
  • 24W bridged into 8Ω
  • 2 balanced inputs
  • Dual RCA inputs
  • Removable level controls with security covers
  • Peak indicator per channel
  • Input signal indicator per channel
  • Cable management system
  • Multiple mounting configurations
  • Separate ground connections
  • Removable phoenix style I/O connectors
  • Usable as a projector amplifier, zone amplifier, or rear-channel amplifier
  • Meets multiple energy standards


  • Courtrooms
  • Public forums
  • Restaurants
  • Schools
  • Industrial facilities
  • Houses of worship
UPC: 612079187843
In the Box
Atlas Sound Time Saving Devices TSD-PA122G 12W 2-Channel Power Amplifier (Black)
  • Industrial-Grade Hook-and-Loop Fastener
  • 2 x Bracket
  • 2 x Cable Retainer
  • Limited 3-Year Warranty
  • Table of Contents
    • 1Description

    Atlas Sound TSD-PA122G specs

    Load Rating 8 Ω: 6 W x 2 Ch
    4 Ω: 12 W x 2 Ch
    8 Ω Bridge Mode: 24 W x 1 Ch
    Inputs Type: 2 x unbalanced line
    Connection: RCA left and right
    Impedance: 10K Ω Input Level: 316 mV (-10 dBV)

    Type: 2 x balanced line
    Connection: Removable 3 position captive screw 3.5 mm spacings
    Impedance: 10K Ω balanced, 5K Ω, unbalanced
    Line Input Level: 500 mV (-6 dB) balanced
    Outputs Type: 2 x speaker output
    Connection: Removable 2 position captive screw 5 mm spacing
    Wire Size: 14 gauge maximum
    Control Level Control: 2 x removable knob with security cover
    Operation Mode Switch: Stereo or bridge
    Indicators Input Signal: Green, 2 x 25 mV on threshold
    Peak: Red, 2 x -3 dB before clip
    Power: Blue
    Frequency Response 20 Hz to 20 kHz (±3 dB)
    THD 1% @ 1 kHz
    Signal to Noise Ratio 80 dBV
    Power Requirements @ 8 Ω:
    Voltage: 24 VDC, 500 mA
    Idle Current: 40 mA
    Idle Watts: 2.7
    Average Current: 140 mA
    Average Watts: 10 W
    Maximum Current: 510 mA
    Maximum VA Watts: 38 W

    @ 4 Ω:
    Voltage: 24 VDC, 1000 mA
    Idle Current: 40 mA
    Idle Watts: 2.7 W
    Average Current: 250 mA
    Average Watts: 20 W
    Maximum Current: 510 mA
    Maximum VA Watts: 38 W suyxysfzbedtrbtzceexzya

    All Current and Watt data is based on AC power consumption using the TSD-PS24V2500mA Power Supply (not included)

    Safety Certfication External Power Supply: cUL, CE, RoHS, and TUV
    Material Chassis: Aluminum
    Dimensions (H x W x D) 1.5 x 4.0 x 2.7" (3.9 x 10.1 x 7.0 cm)
    Weight 6.0 oz (170.1 g)
    Packaging Info
    Package Weight 0.7 lb
    Box Dimensions (LxWxH) 5.2 x 3.6 x 2.4"

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