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SM Pro Audio Q-AMP 4-Channel Stereo Headphone Amplifier

B&H # SMPQAMP1 Mfr # Q-AMP
In Stock
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You Pay: $99.99
Product Highlights
  • Compact Aluminum Chassis
  • E-Series Circuit
  • 1/4" Inputs
  • 1/4" and 3.5mm Outputs
  • Individual Volume Controls

The Q-AMP 4-Channel Stereo Headphone Amplifier from SM Pro Audio is a compact and durable headphone amplifier that allows up to 4 users to listen to the same audio sources. The amp has a durable extruded aluminum chassis that stands up to the demands of professional use. Inside, there are 4 individual amplifier circuits, each of which has SM Pro Audio's "E-Series" design and components to offer terrific audio quality and clarity with a wide frequency response and low distortion.

The rear panel has 2 stereo inputs, each with a pair of 1/4" connectors for separate left/right channel input. The front panel has 1/4" and 3.5mm headphone jacks for each channel to support a variety of different kind of headphones. Each output channel has a selector switch to alternate between the 2 input signals. Each channel also has its own volume control so users can set their preferred level without affecting others.

Note! This item can be rack-mounted with the Q-Rack adapter, available separately.

The durable extruded aluminum chassis stands up to the demands of professional use
There are 4 individual amplifier circuits, each of which has SM Pro Audio's "E-Series" design and components to offer terrific audio quality and clarity with a wide frequency response and low distortion
The rear panel has 2 stereo inputs, each with a pair of 1/4" connectors for separate left/right channel input
The front panel has 1/4" and 3.5mm headphone jacks for each channel to support a variety of different kind of headphones
Each output channel has its own input selector switch and volume control so listeners can choose either audio source at their preferred volume level
# Of Channels Input: 2
Output: 4
Frequency Response 20 Hz - 20 kHz (0 dB ~ -2 dB)
Distortion 0.02%
Signal to Noise Ratio > 80 dB
Crosstalk Rejection Typically @ 1 kHz > 72 dB (-20 dB input)
Gain Range 40 dB
Controls and Indicators 4 x Channel selector switches
4 x Volume knobs
1 x Power LED
Connectors 2 x Stereo 1/4" TRS inputs, unbalanced (2 jacks each, L/R)
4 x Stereo 1/4" headphone jacks
4 x Stereo 3.5mm headphone jacks
1 x DC power input
Input Level +25 dB
Input Impedance 47k ohms
Output Level 300 mW @ 32 ohms (max 1 W @ 32 ohms)
Output Impedance 22 ohms
Output Gain +20 dB
Construction Extruded aluminum
Dimensions (HxWxD) 1.75 x 19 x 8.5" (45 x 483 x 217 mm)
Weight Approx 2.2 lbs (1 kg)
SM Pro Audio Q-AMP 4-Channel Stereo Headphone Amplifier
  • Power Adapter
  • 1-Year Limited Warranty
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