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Pro-Ject: Phono Box S3 B Balanced Phono Preamp
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Pro-Ject: Phono Box S3 B Balanced Phono Preamp

Pro-Ject: Phono Box S3 B Balanced Phono Preamp

šŸ“ŒLAB POINTS

  • upgrade from standard preamps with audiophile grade components + True Balanced Connection
  • compatible with moving magnet (MM) +Ā moving coil (MC) cartridges
  • gain / impedance / capacitance settings for proper cartridge loading
  • switchable subsonic filter
  • high quality metal casing offers shielding from both vibration and electromagnetic interference

"The Phono Box S3 B is an entry-level phono preamplifier that offers a fully balanced design in a neat, small package. Weā€™ve packed this tiny chassis to the brim with high-end features. One of those is our new True Balanced Connection. At Pro-Ject, balanced connections were exclusive to our RS range of products until now. The Phono Box S3 B brings those features to an incredible new entry level." - Pro-Ject

šŸ”ŽTECH SPECS

  • INPUT IMPEDANCE: Ā 10, 50, 100, 1k, 47k ohms
  • INPUT CAPACITANCE: 50, 150, 300, 400 pF
  • GAIN SWITCH (+ 6dB using XLR Out sockets): 40, 45, 60, 65 dB
  • SUBSONIC FILTER: 20Hz with 18dB/octave
  • SNR MM (40dB):Ā  03dBV, 110dBV - 'A' weighted
  • SNR MC (60dB):Ā  85dBV, 90dBV - 'A' weighted
  • THD at 1 kHz: Ā  Ā <0,001% MM, < 0,005% MC
  • THD (20Hz-20kHz): Ā  Ā <0,008% MM, < 0,01% MC
  • RIAA EQ Curve Accuracy: <0,3dB / 20Hz - 20kHz
  • OUTPUT VOLTAGE: 18V/500mA DC
  • DIMENSIONS: 8.11"W x 2.17"H x 6.02"D / 206 x 55 x 153 mm
  • WEIGHT: 2.05 lbs / 930 g (without psu)

šŸ“¦COMES WITH

  • power supply

ABOUT TRUE BALANCED AUDIO

  • True Balanced Audio refers to a superior audio signal that results in higher sound quality with nearly zero background noise, check out our in-depth guide here
  • True Balanced gear can be utilized as both balanced (with the proper components and signal path) or non-balanced
  • True Balanced Audio requires a moving coil cartridge (MC) or the Pro-Ject Pick it Pro Balanced MM Cartridge
  • True Balanced Audio requires a balanced audio cable (5-Pin DIN, mini XLR / XLR, or RCA > Mini XLR) connected from the turntable to the preamp
  • True Balanced Audio requires a preamp that accepts balanced cables; you can output either XLR (recommended) or RCA from the preamp to speakers / amplifier
  • shop all Pro-Ject True Balanced
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From $149.70

Original: $499.00

-70%
Pro-Ject: Phono Box S3 B Balanced Phono Preampā€”

$499.00

$149.70

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Pro-Ject: Phono Box S3 B Balanced Phono Preamp

šŸ“ŒLAB POINTS

  • upgrade from standard preamps with audiophile grade components + True Balanced Connection
  • compatible with moving magnet (MM) +Ā moving coil (MC) cartridges
  • gain / impedance / capacitance settings for proper cartridge loading
  • switchable subsonic filter
  • high quality metal casing offers shielding from both vibration and electromagnetic interference

"The Phono Box S3 B is an entry-level phono preamplifier that offers a fully balanced design in a neat, small package. Weā€™ve packed this tiny chassis to the brim with high-end features. One of those is our new True Balanced Connection. At Pro-Ject, balanced connections were exclusive to our RS range of products until now. The Phono Box S3 B brings those features to an incredible new entry level." - Pro-Ject

šŸ”ŽTECH SPECS

  • INPUT IMPEDANCE: Ā 10, 50, 100, 1k, 47k ohms
  • INPUT CAPACITANCE: 50, 150, 300, 400 pF
  • GAIN SWITCH (+ 6dB using XLR Out sockets): 40, 45, 60, 65 dB
  • SUBSONIC FILTER: 20Hz with 18dB/octave
  • SNR MM (40dB):Ā  03dBV, 110dBV - 'A' weighted
  • SNR MC (60dB):Ā  85dBV, 90dBV - 'A' weighted
  • THD at 1 kHz: Ā  Ā <0,001% MM, < 0,005% MC
  • THD (20Hz-20kHz): Ā  Ā <0,008% MM, < 0,01% MC
  • RIAA EQ Curve Accuracy: <0,3dB / 20Hz - 20kHz
  • OUTPUT VOLTAGE: 18V/500mA DC
  • DIMENSIONS: 8.11"W x 2.17"H x 6.02"D / 206 x 55 x 153 mm
  • WEIGHT: 2.05 lbs / 930 g (without psu)

šŸ“¦COMES WITH

  • power supply

ABOUT TRUE BALANCED AUDIO

  • True Balanced Audio refers to a superior audio signal that results in higher sound quality with nearly zero background noise, check out our in-depth guide here
  • True Balanced gear can be utilized as both balanced (with the proper components and signal path) or non-balanced
  • True Balanced Audio requires a moving coil cartridge (MC) or the Pro-Ject Pick it Pro Balanced MM Cartridge
  • True Balanced Audio requires a balanced audio cable (5-Pin DIN, mini XLR / XLR, or RCA > Mini XLR) connected from the turntable to the preamp
  • True Balanced Audio requires a preamp that accepts balanced cables; you can output either XLR (recommended) or RCA from the preamp to speakers / amplifier
  • shop all Pro-Ject True Balanced

Product Information

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Description

šŸ“ŒLAB POINTS

  • upgrade from standard preamps with audiophile grade components + True Balanced Connection
  • compatible with moving magnet (MM) +Ā moving coil (MC) cartridges
  • gain / impedance / capacitance settings for proper cartridge loading
  • switchable subsonic filter
  • high quality metal casing offers shielding from both vibration and electromagnetic interference

"The Phono Box S3 B is an entry-level phono preamplifier that offers a fully balanced design in a neat, small package. Weā€™ve packed this tiny chassis to the brim with high-end features. One of those is our new True Balanced Connection. At Pro-Ject, balanced connections were exclusive to our RS range of products until now. The Phono Box S3 B brings those features to an incredible new entry level." - Pro-Ject

šŸ”ŽTECH SPECS

  • INPUT IMPEDANCE: Ā 10, 50, 100, 1k, 47k ohms
  • INPUT CAPACITANCE: 50, 150, 300, 400 pF
  • GAIN SWITCH (+ 6dB using XLR Out sockets): 40, 45, 60, 65 dB
  • SUBSONIC FILTER: 20Hz with 18dB/octave
  • SNR MM (40dB):Ā  03dBV, 110dBV - 'A' weighted
  • SNR MC (60dB):Ā  85dBV, 90dBV - 'A' weighted
  • THD at 1 kHz: Ā  Ā <0,001% MM, < 0,005% MC
  • THD (20Hz-20kHz): Ā  Ā <0,008% MM, < 0,01% MC
  • RIAA EQ Curve Accuracy: <0,3dB / 20Hz - 20kHz
  • OUTPUT VOLTAGE: 18V/500mA DC
  • DIMENSIONS: 8.11"W x 2.17"H x 6.02"D / 206 x 55 x 153 mm
  • WEIGHT: 2.05 lbs / 930 g (without psu)

šŸ“¦COMES WITH

  • power supply

ABOUT TRUE BALANCED AUDIO

  • True Balanced Audio refers to a superior audio signal that results in higher sound quality with nearly zero background noise, check out our in-depth guide here
  • True Balanced gear can be utilized as both balanced (with the proper components and signal path) or non-balanced
  • True Balanced Audio requires a moving coil cartridge (MC) or the Pro-Ject Pick it Pro Balanced MM Cartridge
  • True Balanced Audio requires a balanced audio cable (5-Pin DIN, mini XLR / XLR, or RCA > Mini XLR) connected from the turntable to the preamp
  • True Balanced Audio requires a preamp that accepts balanced cables; you can output either XLR (recommended) or RCA from the preamp to speakers / amplifier
  • shop all Pro-Ject True Balanced
Pro-Ject: Phono Box S3 B Balanced Phono Preamp | TurntableLab.com