TU-8200DX  6L6GC  Stereo  Amplifier Kit  US$775.00 Kit

TU-8500   NOS 5965A /12AU7  Pre-Amplifier Kit US$ 550.00

TU-8150DX 6AQ5 /6V6GT SET Amplifier  DX version  The DX version includes the following upgrade parts 1. Amtrans AMRT carbon resistor set 2.  Amtrans  AMCO 0.01   TU-HP02  Discrete Portable Headphone Amp US$ 245.00  Headfi  Review

U-882R (kit)/ TU882AS (PCB assembled)   5670W Vacuum Tube Headphone Amplifier TU-882R  (Kit) $385.00  (120V / 230V available)          TU-882AS (PCB assembled) $410.00 (120V / 230V available)

TU-H82  Vacuum Hybrid  Amplifier  (1X 12AU7) US$265.00

PS-3249 USB-DAC Kit US$65.00

US$36.00  (optional Japanese Frisk  mints included)

PU-2112 Mini  Digital Amplifier  US$27.00  (optional Japanese Frisk  mints included)

TU-HP01 Portable Vacuum Tube Headphone Amplifier (included 2 OPAamps)  US$180.00

TU-HP01 Portable Vacuum Tube Headphone Amplifier (included 7 OPAamps)  US$225.00

TU-8100 PCL86 Vacuum Tube Power Amplifer Kit US$265.00

TU-H80 12AX7 Hybrid Amplifer Kit US$155.00