Millennia HV-35P Single Channel Mic Pre

Portable single channel mic pre
Millennia HV-35P Single Channel Mic Pre


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The Millennia HV-35 preamp in a standalone portable package with line lump universal power supply. It can be battery powered from 12V to 15VDC. DC coupled ribbon mic with 10dB gain boost setting, 80 Hz roll off filter, 48V phantom, 15 dB pad, polarity flip and continuously variable gain control.



  • Continuously variable gain control
  • DC coupled ribbon mic with 10dB gain boost setting
  • 48V phantom power
  • 15 dB PadPolarity flip
  • 12 to 15V operation - 100 to 240V line lump power supply, 12V output, included



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

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.

Phantom Input Impedance  

1 kHz

2,210 ohms
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, 2 lbs..



Additional Information

Condition New
Channels Dual-Channel
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