Silver Tact S2150 in excellent condition with the following upgrades:
Factory installed Auricaps on the output filters.

Filtered PEM replaced with custom ferrite filters.
Replaced Main P/S rectifier with a ultra high speed bridge and Auricap
prefilter.
Replaced 3 pulse transformers (D1 S/PDIF, D4 AES/EBU and digital output) with
Scientific Conversions SC947-02, SUPER SHIELDED.
Replaced all ribbon cables with CuAg Teflon dielectric ribbons
Application of Aberdeen Emi / Rfi sponge material on key parts.
Heat sinks added to key regulators.
Specifications:
Power (RMS) 2 x 150 W/8 Ohms, 2 x 300 W/4 Ohms
Output current >50 A
SNR (A - waited) >110 dB
Dynamic range (20 Hz - 20 KHz) >130 dB
THD+N (all power levels 20 Hz) < 0.01 %
Digital Resolution 16 - 24 bits
Output Filter Second order passive low pass filter
Linearity (-120 dB) > +/- 0.2 dB
Digital inputs 3 x S/PDIF (RCA) 1 AES/EBU (XLR) and 1 Optical (TOSLINC)
Digital pass trough output
(used for biamping) 1 S/PDIF (RCS)
Weight 18 kg / 37lb
Dimensions (HxWxD) mm 99,4 x 450 x 448,60
Includes original box, remote, cables, manual.
Will split shipping cost to anywhere in the USA.
$1800.00