Please find reviews below:
” THE ABSOLUTE SOUND ” Magazine Review , Highly Recommended Component
http://www.theabsolutesound.com/articles/lamm-industries-ll21-deluxe-line-preamplifier-tas-198/
” STEREOPHILE ” Magazine Review
” SOUNDSTAGE ” Online Magazine Review
http://www.soundstage.com/equipment/lamm_ll21_deluxe.htm
” HOME THEATER HI FI ” Online Magazine Review
” Audio Video Revolution ” Online Magazine Review
http://www.avrev.com/home-theater-preamplifiers/stereo-preamps/lamm-ll2.1-deluxe-preamplifier.html
SPECSIFICATIONS:
Lamm Industries LL2.1 Deluxe Line Preamplifier
Frequency response: 20Hz–20kHz (+0dB), 1.5Hz–400kHz (-3dB)
Voltage gain: 7.87 + 2% or 17.92 + 0.2dB
S/N ratio (unweighted): >84 dB (below 2V RMS output)
THD: <0.03% (2 VRMS)
Input impedance: 50k Ohms
Output impedance: 250 Ohms (typical)
Dimensions: 19″ x 4.5″ x 13.875″ (add 1.375″ for front handles)
Weight: 20 lbs