Input Amp: Discrete NPN Transistor-Hybrid (HV-3 PAM-01)
EQ Amp: All Discrete 100V J-FET Servo (MM-120)
Frequency Response, +/- 0.5 dB 10 Hz to 100 kHz
comps & filters out, + 45 dB gain
CMRR -75 dBu typical, 10 Hz - 50 kHz, 1.0V P/P CM
Max Input / Max Output +23 dBu flat / + 26 dBu RIAA in
Max System Gain 60 dB Nominal. Higher upon request.
Phono Input Impedance User selectable.
Factory Stock: 47.5k ohms & 270 pF
Output Impedance 49.9 ohms
Broadband Noise better than -125 dBu EIN
flat. -98 dBu EIN, RIAA in
Three-pin XLR Pin 2 = positive polarity, Pin 1 = ground
COMPENSATION & CORRECTIVE FILTERS:
Maximum Filter Boost & Cut +/- 10 dB (21 step detented)
Notch Filter "Q" (Quality Factor) Q = 1.0
Low Comp (Hz) 200, 250, 300, 400, 500/RIAA, 700/USER
High Comp (dB) -5.0, -7.0, -9.5, -11.5, -13.7/RIAA, -16.0/USER
Low Filter Fixed Frequencies (Hz) 20, 35, 60, 100, 180, 260
High Filter Fixed Frequencies (kHz) 1.0, 2.0, 3.0, 5.0, 8.0, 12.0
Peak/Shelf Selection on all Filters? Yes (4)
Bypass Selection on all Bands? Yes (8)
Balanced Phono Input (MC and MM)
Phono Preamp Direct Output (fixed level)
Phono Preamp Direct Output (variable level)
Unbalanced EQ Out (fixed level)
Balanced EQ Out (variable level)
ELECTRO-MECHANICAL:
Power Consumption 60 Watts, nominal
Power Requirements 100VAC to 240VAC, 50/60Hz, user selectable
Fuses (external, 2 required) 2 ea. 500 mA with 200-240VAC mains
Internal Power +/-50VDC +/-25VDC +5VDC
Dimensions 19.0” W x 15.0" D x 3.5" H (2u rack mount)
Net Weight approximately 26 pounds