Product Specifications
- Phonographic Preamplifier and General Information:
- Input Amplifier Signal Path:
Discrete NPN Transistor-Hybrid (HV-3 PAM-01)
- EQ Amplifier Signal Path:
All Discrete 100V J-FET Servo (MM-120)
- Frequency Response, +/- 0.5 dB:
10 Hz to 100 kHz, comps & filters out, + 45 dB gain
- Common Mode Rejection Ratio:
-75 dBu typical, 10 Hz - 50 kHz, 1.0V P/P CM
- Maximum Input / Maximum Output :
+23 dBu flat / + 26 dBu RIAA in
- Maximum 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 (no weighting filters):
Better than -125 dBu EIN, flat. -98 dBu EIN, RIAA in
- Three-pin XLR Polarity:
Pin 2 = positive polarity, Pin 1 = ground
- Phonographic Compensation & Corrective Filters:
- Maximum Filter Boost & Cut:
+/- 10 dB (21 step detented)
- Notch Filter "Q" (Quality Factor):
Q = 1.0
- Low Frequency Compensation (Hz):
200, 250, 300, 400, 500/RIAA, 700/USER
- High Frequency Compensation (dB @ 10 kHz):
-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
- 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-Mechnical:
- Power Consumption:
60 Watts, nominal
- Power Requirements:
100VAC to 240VAC, 50/60Hz, user selectable
- Fuses (external, 2 required):
2 ea 1.0A with 100-120VAC mains (5x20mm)
2 ea 500 mA with 200-240VAC mains (5x20mm)
- 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
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