Samson Servo 120 Power Amplifier

Model #SA120A

Samson sa120a 1
Samson sa120a 1
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Packaging Info

Package Weight 16.2 lb
Box Dimensions (LxWxH) 21.5 x 14.0 x 4.0"

General Information

Input Sensitivity + 4dBu to achieve rated power (level control set to maximum)
Input Impedance >10k ohms balanced/>10k ohms unbalanced
Gain Not specified by manufacturer
Frequency Response 10Hz to 20kHz
Signal-to-Noise Ratio 105dB (22Hz to 22kHz bandwidth @ dB below rated output power)
Total Harmonic Distortion (THD)
Input Connections 2 x 1/4" TRS phono, 2 x RCA coaxial
Output Connectors 4 x Push-spring terminal1 x Headphone
Power Rating Stereo @ 4 ohms: 60 watts per channelStereo @ 8 ohms: 50 watts per channelBridged @ 8 ohms: 120 watts
Controls (Rear) 1 x Stereo/Mono Bridge switch
Indicators 1 x 5 LED level metering, 1 x Protect, 1 x Power LED
Cooling Convection
Power Consumption 240W @ 120 V/60Hz
Dimensions 19" x 11 1/2" x 1 3/4"
Weight 15.6 lbs (7.08kg)
Specialties Front-panel speaker on/off switch and dedicated headphone jack enables private cue monitoring of the input signal
Controls Front Panel 2 x Rotary input level control (41 position detented)Speaker on/off switchPower switch
Damping Factor >150
Product Highlights
  • Stereo or Bridged Mono Operation
  • For Recording/Live Performance/Installs
  • 50W per Channel into 8 Ohms
  • Stable Bipolar Circuit Design
  • High-Current Transistors
  • Protection Relay Circuitry
  • Front Headphone Jack
  • 5-Segment LED Metering per Channel
  • Convection Cooled
  • Rack-Mountable (1RU)
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