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- Product 180360
Middle Atlantic VTB-1 Tube Blend Mic Preamp
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The VTB-1 from Studio Projects is a low-cost, single-channel tube blend mic preamplifier that incorporates true class A/B switching. The VTB-1 is a t...Click To Read More About This Product
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Single-channel mic preamp with Tube Drive.
The VTB-1 from Studio Projects is a low-cost, single-channel tube blend mic preamplifier that incorporates true class A/B switching. The VTB-1 is a totally discrete circuit with a unique "Tube Drive" function that gives you the ability to blend as little, or as much of the Tube Drive as you want. The VTB-a allows you to go from a pristine solid state sound, to any combination of Tube Drive you choose, even hard distortion for guitars and bass, making this a must have mic preamp for any recording application.
- 48 Volt Phantom Power
- Phase Reverse
- Variable Input Gain Control On Detented Pot
- 1/4" D.I. Jack On Front Panel
- High Pass Filter
- Descrete Solid State Class A/B Design
- TRS Insert
- Mic/Line Switch
- VariableTube Blend On Detented Pot
- Meter Read Select Between Input and Output level
- Switchable Impedance between 50/200 Ohm
- 5 position LED metering
- XLR mic input
- Balanced outputs on XLR and 1/4"
- External AC Power Supply For extreme Low Noise Operation
- Output Gain Control On Detented Pot
Choose your sound with this versatile mic preamp, order today.
- Mic In to Bal Out: 72dB (60dB preamp gain, 12dB output gain)
- Line In to Bal Out: 42dB (30dB preamp gain, 12dB output gain)
- -20dBu input-Mic; 0dBu input-Line
- Both measured at +15dBu output
- Mic or Line In to Bal or Line Out: <0.0015% (Blend set full CCW- no tube)
- Mic EIN: -128dBu (150 ohm source, 60dB gain)
- -20dBu input, +15dBu output
- Mic In to Bal Out: +0 /-0.25 dB
- 0dBu input, +15dBu output
- Line In to Bal Out: +0 /-0.5 dB
- <+/- 15 degrees
- Mic Input (Rear switch in 200 ohm position): 2000 ohms
- Mic Input (Rear switch in 50 ohm position): 300 ohms
- Line Input (Front panel TRS jack): 1.5 meg ohms
- Male-XLR Balanced Output: 100 ohms (50 ohms each leg)
- TRS Line Out: 300 ohms (Impedance Balanced)
- Nominal level approx 0dBu
- Located between SS preamp stage and tube/output stage
- Tip=Send: 50 ohms output impedance
- Ring=Return: 7500 ohms input impedance
