Grace Design m101 Single Channel Microphone Preamplifier (with Ribbon Mode)Maintaining Grace Design pedigree throughout, the m101 employs balanced, transformerless, transimpedance circuit topology. With incredible bandwidth and headroom, the m101 is natural, musical and detailed, allowing engineers and musicians to consistently record vibrant, amazing tracks. Equally at home amplifying a vintage condenser mic or a plugged in acoustic guitar, the m101 delivers the kind of high fidelity performance previously available only to