Equipped with both a tube and solid state preamp.

Designed in collaboration with Italian Markbass artist Faso, the TSA500 bass amp head allows you to blend a tube preamp with a solid state preamp and offers such extra features as a headphone output and an aux XLR out. It's a practical and versatile option for any bassist.

Markbass TSA 500 Bass Amp Head Features:

• 300W at 8 ohms; 500W at 4 ohms
• Blendable tube and solid stage preamp sections
• Tuner out
• 4-band EQ section with semi-parametric mids
• VPF (variable preshape filter)
• VLE (Vintage Loudspeaker Emulator)
• Headphone out with level
• Tuner output
• Aux XLR out with level control and pre/post switch
• Footswitch jack for mute to tune

Add this versatile bass head to the cart now.

Markbass TSA 500 Bass Amp Head Specifications:

• Input: Impedance 500 kOhm, max. voltage 10 Vpp
• Effect Return: Impedance 22 kOhm, max. voltage 15 Vpp
  
  Controls:
• Gain (Tube Section): -80 dB to +35 dB range
• Gain (Solid State): -45 dB to +28 dB range
• Line Out: Level control on front panel
• Pre/Post EQ (for both line outs): Switch on rear panel
• Ground Lift: Switch on rear panel
• Ground Lift (Aux Out): Switch on rear panel
• Master Volume
• Headphones Level
• Foodswitch: Mute to tune
  
  Equalization:
• Low: Center frequency: 60 Hz; level: ±16 dB
• Mid-Low (semi-parametric): Frequency 100–800Hz; level: ±16 dB
• Mid-High (semi-parametric): Frequency 700 Hz–6 kHz; level: ±16 dB
• High: Center frequency: 4.5 kHz; level: ±16 dB
• VPF (Variable Pre-shape Filter): Center frequency 380 Hz (cut)
• VLE (Vintage Loudspeaker Emulator): Max cut range 250 Hz–20 kHz
  
  Output:
• Line Out: Balanced XLR, max. voltage 25 Vpp
• Line Out Aux: Balanced XLR, max. voltage 25 Vpp
• Effects Send: Unbalanced, max. voltage 12 Vpp (pre-EQ)
• Tuner Out: Unbalanced, max. voltage 25 Vpp
• Speaker Out: Speakon, 1/4"
• Headphone Out: 30–600 ohm, max. voltage 10 Vpp
  
  Weight: 8 lb.
• Dimensions: 14.21" W x 3.36" H x 11.9" D — 2 rack units high
  
  Output power: 300W RMS @ 8 ohm, 500W RMS @ 4 ohm
• Voltage is factory preset for the U.S.