HV-35P Portable Microphone Preamp
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Authentic Transparency for Unrestricted Creativity
- Continuously variable gain control
- Front panel instrument input
- DC coupled ribbon mic with 10dB gain boost setting
- 80 Hz rolloff filter
- 48V phantom power
- 14 dB Pad
- Polarity flip
- 12 to 15V operation - 100 to 240V line lump power supply, 12V output, included
Specifications
| Minimum Gain | 14.5 dB, 1dB with Pad |
| Maximum Gain (continuously variable) | 60 dB (70 dB in Ribbon Mode) |
| Frequency Response (-3 dB) | < 10 Hz to > 200 kHz typical -1.0 dB @ 10 Hz typical -1.5 dB @ 200 kHz |
| Noise (60 dB Gain, 10 Hz - 30 kHz, Inputs common) | -130 dB EIN |
| Total Harmonic Distortion + Noise (35 dB Gain, 10 Hz - 20 kHz bandwidth, +24 dBu Out) | < .003%, Typical < .001% |
| Intermodulation Distortion (50 Hz & 7 kHz) 35 dB Gain | < .0006% +12 dBu Out < .001% +20 dBu Out |
| Phase Response (35 dB Gain, 50 Hz - 20 kHz bandwidth, +27 dBu Out) | < 2 degrees deviation |
| Common Mode Rejection Ratio (35 dB Gain, 10 Hz - 20 kHz bandwidth, 100 mV C.M.) | > 65 dB, Typ > 85 dB |
| Slew Rate (35 dB Gain, +24 dBu Out) | > 25 Volts per microsecond |
| Maximum Input Level (20 Hz - 40 kHz) | +12dBu @ 0.02% THD+N +18dBu @ 0.02% THD+N with pad |
| Maximum Output Level | 1 kHz @ 35dB of gain, THD+N is: < 0.001% at +26dBu output < 0.05% @ +28 dBu output. |
| Input Impedance (1 kHz) | 2k2 phantom / 1M inst |
| Output Impedance | 24.3 Ohms (x2) |
| Phantom Powering | 48V dc +/- 2V dc |
| Dimensions/Shipping Weight | 5.67" W x 1.69” H x 8.19” D, 3 lbs. |