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Pre-Amp







STP Specifications: 

Typical Distortion

THD+N (20-20kHz / 2V)

<0.003% THD+N

Noise (A-weighted / VOL ≤ 63)

< 6 µV

Noise (A-weighted / VOL ≥ 64)

< 18 µV

Noise (20-20kHz / VOL ≤ 63)

< 9 µV

Noise (20-20kHz / VOL ≥ 64)

< 27 µV

 

Frequency Response

(20-20kHz / 2V)

+/- 0.02 db

Channel Tracking (All Steps)

< +/- 0.05 db

IMD

< 0.002%

Crosstalk (20-20kHz / VOL ≤ 63)

>106 db

Crosstalk (20-20kHz / VOL ≥ 64)

> 96 db

Output Impedance (VOL ≤ 63)

113 Ω

Output Impedance (VOL ≥ 64)

78 Ω

Input Impedance

60.4kΩ

Maximum Output Voltage

9V RMS

 
                                   *Vol ≤ 63 (gain stage not engaged)
                                      *Vol ≥ 64 (gain stage engaged)  

Unit Features: 

  • Input / Output wiring upgraded to Kimber Tcss wire
  • 2nd stage filtering caps (4-22,000uf caps) are upgraded to the Wyred 4 Sound Low ESR "SUPER CAP" designed for power supplies 
  • Vacuum Fluorescent Display (VFD)
  • Optical rotary encoder (volume knob)
  • Fully functional remote control
  • 12V DC Trigger input (to automatically activate HT Bypass mode)
  • 2- 12V DC Trigger outputs
  • Home Theater bypass (customizable for any input, also DC Trigger input selected)
  • Balance control
  • Absolute phase control (0°/180°)
  • Efficient (no heat)
  • Tripple-ripple reduction circuit contains 164,560uF of capacitance
  • Extremely low noise floor
  • Fully balanced input to output
  • Buffered passive/active design 
  • Automatically switched in Line Stage (when more volume is needed)
  • Discrete volume control using dale RN55d resistors
  • Unbalanced to Balanced conversion (when RCA input selected and XLR outputs are being used)
  • Idle power consumption = 15w
  • Rugged construction
  • ½” Machined and Anodized front panels
  • 60kΩ input impedance
  • 3 sets of gold plated unbalanced (RCA) inputs
  • 2 sets of gold plated unbalanced (RCA) outputs
  • 2 sets of Neutrik Balanced (XLR) inputs
  • 2 sets of Neutrik Balanced (XLR) outputs
  • Factory Selectable mains 115/230VAC
  • Compact size (17”W x 4”H x 13”D)
  • 22 lbs.

ATOGA LTD.
Contact:  S a l e s @ A T O G A . C O M
Ask for RAY
Tel.: +886.2.2791.13.19
Fax.: +886.2.2719.10.95
Location:
Room C-13Fl-1, Min Chuan East Road, Sec.6, 114 Taipei, Taiwan