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New AC-AUDIO Pro Series Advance Quality and Performance of World’s Most Popular Tube Preamp

To enhance the quality and performance of Tube Preamp, AC-AUDIO today introduced a series of newly-designed equipments, which utilized Military High-Precision Tube Technology. The new Pro Series Tube Preamp —G51 pro and G52 pro— offers customers the completely integrated use experience, perfect sound quality and outstanding performance.  

The new Generation Tube Preamp enable customers to achieve the highest-quality audio with improvements to Tube Technology, and the Comprehensive functions, universal connectors, allowing the equipment to integrate into any system easily. For example, on the front panel, without the need for a separate DI box, a pair of high impedance instrument inputs allows keyboards, guitars and basses to feed into the equipment directly. Both the G51 pro and G52 pro include following main features:

- Preamp with Military High-Precision Tube Technology
- 48V phantom power switch
- Two high impedance instrument inputs
- The Mic input is provided on an electronically balanced XLR connector
- The line inputs are provided on balanced TRS stereo 0.25” jack connectors
- VU metering of output level and compressor gain reduction
- Drive LED gives a visual indication of the signal level through valve stages
- Hi-pass 90Hz filter on the input stage
- Insert function(only the G51 pro)


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