The API Select T12 is a classic 2-channel, all-tube, Class-A microphone preamplifier designed with API's proprietary AP2516 transformer in the input stage and a custom API transformer on the output stage. Built with 12AT7WC and 12BH7 dual-triode vacuum tubes, the T12 represents a new and exciting variation in API's preamplifier technology and provides the user with unique tonal options.
The V 402 is a state-of-the art dual channel microphone preamplifier with an integrated studio grade headphone amplifier.
Single channel Mic/Line Preamp, Class A, Impedance Switch, 20dB Pad, Hi pass Filter, Phase, 48V, DI, Ground Lift
8 Channel Microphone Preamp and ADC with 2 Discrete JFET DIs and 2 Retro Channels
2-channel Zero Distortion Technology Mic Preamp with 1Hz to 200kHz Frequency Response
500 Series Zero Distortion Technology Mic Preamp with 1Hz to 200kHz Frequency Response
An impedance switch to match the input perfectly to all types of microphones, an overload indicator and 2 dB gain steps.
The OS1 was developed around the 6SN7 vacuum tube. The 6SN7 was developed in 1939 and, over the years, has become my personal favorite and often considered king of the general-purpose audio triodes.
Millennia HV-3D4 Four Channel Microphone Preamp Authentic Transparency for Unrestricted Creativity Unsurpassed ambience retrieval Transformerless design with matched hi-speed discrete transistor octet has +23 dBu input headroom: no attenuator “pads” needed Uncolored timbral accuracy at all dynamic levels Entirely balanced audio path with precision components maintains signal integrity: THD under 5 ppm (.0005%) Effortless, vividly [...]
Dual Channel Microphone Preamplifier with Transformerless Design and FET Based Output Stage