Warm Audio TB12/500 - Tone Beast Microphone Preamplifier for 500 Series Rack

Model #TB12/500

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Packaging Info

Package Weight 4.0 lb
Box Dimensions (LxWxH) 9.9 x 8.3 x 5.5"

General Information

Output 500 series module connector
Gain 71 dB
Transformer Selectable steel or 50% nickel CineMag output transformersSelectable transformer bypass
Op Amp Selectable between 1731 and 918 style; socketed and swappable with your choice of 2520 6-pin footprint op amps
Impedance Input Impedance: switchable between 150 and 600 Ω (labeled "Tone" on front panel)
Capacitors Switchable between Tantalum and Electrolytic for different characters
High-Pass Filter 80 Hz
Polarity Reverse Yes
Type Discrete 312 preamp design with coupled CineMag Transformers
Output Attenuation Yes; allows for saturation flexibility of both the op amps and transformers
Pad 20 dB
VU Meter LED
Power External line-lump 24 V AC power transformer for low noise
Rackmount 500 series
Dimensions Not specified by the manufacturer
Weight Not specified by the manufacturer
Phantom Power +48 V
Input 1x front-panel XLR microphone input1x front-panel 1/4" (6.3 mm) Hi-Z instrument input1x front-panel 1/4" (6.3 mm) TRS line input
Product Highlights
  • Fits 500 Series Lunchbox
  • Mic, Instrument, & Line Inputs
  • Up to 71 dB of Gain
  • Output Gain Attenuator
  • Switchable Discrete Op Amp
  • Switchable Input Impedance
  • Switchable Output Transformer
  • Switchable Capacitor
  • 48V, Polarity Switch, 20 dB Pad
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