Studio Projects VTB1 Single-Channel Tube Blend Mic Preamp

$179.00
 
   

SKU
STUDIOPROJECTS-VTB1
• 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

Studio Projects VTB1 Single-Channel Tube Blend Mic Preamp

Single-Channel Tube Blend Mic Preamp. VTB1

The new Studio Projects VTB-1 is the ultimate in low cost mic preamplifier technology. Incorporating true class A/B switching, the VTB-1 is a totally discreet circuit. Unique to the VTB-1 is the Tube Drive. The Tube Drive is a variable drive to a 12AX7, that allows the user to blend as little, or as much of the Tube Drive they want. This VTB-1 allows the user the most flexibility of any mic preamplifier in it's price class.

The VTB-1 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! The VTB-1 is a must have device as the perfect mic preamplifier for any microphone!

More Information
SKU STUDIOPROJECTS-VTB1
Freeshipping Free Shipping
UPC (Universal Product Code) 00850207000217
MPN (manufacturer part number) VTB-1
Condition New
Features • 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
Specs Maximum Gain : Mic In to Bal Out: 72dB (60dB preamp gain, 12dB output gain) Line In to Bal Out: 42dB (30dB preamp gain, 12dB output gain) Distortion/Noise (THD + Noise): -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) Frequency response (20-20kHz, ref 1kHz): -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 Phase response <+/- 15 degrees Input impedance: 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 Output impedance: Male-XLR Balanced Output: 100 ohms (50 ohms each leg) TRS Line Out: 300 ohms (Impedance Balanced) Insert Jack (TRS): 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
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