Micro in the late 50's dynamic type and bandwidth tense.
gnre it a self-noise for low trs era and a timbral rponse trsraliste even if a big enough bump is heard between 2 and 3 KHz.
Obviously though it resemble its cousin the D12 a lot, but it is smaller than one. it is an excellent micro today for times of guitar amps in clean or saturated. it is also effective as a trs mlodica, left hand accordion or voice rock 50's, 60's!