Mic Amp PAK Solo is a single-channel microphone preamplifier featuring an audio transformer input and a discrete input stage with gain control and a balanced output. The transformer input provides impedance matching and high signal integrity for professional mic signals, while the discrete input path aims for low noise and stable tonal performance. The unit is powered from mains (230 V AC, 3 VA; 115 V via internal links) and ships with a 2 m IEC mains cable and rackmount ears, ready for rack installation.