I use to pre-amp for 2 years he can use my sound system as string Hi-Fi easily.
It possde input anx 4, cd, tuner, phono, input / output for a recorder or other platinum K7, there is also a microphone input mixable. SETTING THE The volume is large but not too prcis beyond mid power.

Sensitivity of impedance between
1mV micro 3Kohm thd 0.02% S / N 70dB
phono 3mV 47kohm thd 0.04% S / N 90dB
machine 150mV 22Kohm 0.01% THD S / N 100dB

Output:
Registration 150mV 3Kohm
pr-11V output 1Kohm

gnralite:
5Hz-30kHz response frequnce +0,-3dB
Bass + /-12dB 100Hz
med + /-9dB 1KHz
AIGS + /-12dB 10KHz
lourdness 9 / 0 / +9 dB 100/1K/10K
-20dB mute

PSU 120/230V 50/60Hz 15W

UTILIZATION

Full record
used as a hi-fi amp btte
between mic for karaoke

SOUND QUALITY

The 3-band equalizer is handled with dousseur because it is a little too straight forward as I got lonrdenss function. The function is handy kut low for vinyl. The amp RIAA is correct and does not stain like the pre-amp gnral.

OVERALL OPINION

Ngatif points:
_ Tranfo vibrates and makes some noise
_ Equalizer lourdenss tops and nag
_manque one or two supplmentaires input (TV, VCR ...)
Positives:
_ Unique product in this price range
_ 2 RCA 1 XLR
_ Trs quality sound right no breath and no audible distortion