Universal Audio’s 710 Twin-Finity was one of the top preamp devices: versatile, innovative, and even affordable. However, it did not come in stereo. A few years later, Universal Audio addresses this concern with the 4-710d Preamp, which includes everything the 710 did plus stereo and more. It’s a four-channel preamp that includes compressors for each channel, a digital 8-channel A/D converter, switchable inserts, a clock subsystem, and soft limiting, just to name a few of its new features.
Each preamp channel has DI input and six switches. It has controls for insert, compressor, input and output gain, and a feature that blends solid-state and tube sounds. You’ll find inputs for XLR mic, line, and a balanced insert send/return, plus four extra TRS inputs. There are also AES/EBU outputs, a word clock I/O, and two ADAT outs.
The preamp outs very nice with just about any instrument. When used with a piano, for example, it can really create a nice, sweet top end that cuts through other sounds. Likewise for a guitar: it can help it cut through a lot of other sounds, giving it a bit of an edge. This preamp may not be the best for drums, however. Continue reading