Pro-Ject Audio Systems

Phono Box RS2

Introduced 2020$1,999 MSRP

The Phono Box RS2 is Pro-Ject's flagship dual-mono MM/MC phono preamplifier from the RS Line, offering fully balanced XLR circuitry alongside RCA connections, extensive switchable gain and loading options, and an outboard linear power supply.

MSRP

$1,999

Used market · Good

$1,388

-31% vs MSRP

as of Sep 1, 2026

Sell or trade this Add to my system

MSRP to used market

From $1,999 at launch to $1,388 today.

Specifications

THD: MM (40 dB, 1 kHz): <0.0015%; MC (60 dB, 1 kHz): <0.0024%
Price: $1,999
Inputs: RCA & XLR
SNR: MM (40dB): 89dB A-wt (10mV); MC (60dB): 79dB A-wt (1mV)
Weight: 1.6 kg, without power supply
Gain MC: RCA: 60, 63, 66, 70 dB (+6dB using XLR)
Gain: RCA: 40, 43, 46, 50 dB (+6dB using XLR) mm
MC gain: RCA: 60, 63, 66, 70 dB; +6 dB via XLR
MM gain: RCA: 40, 43, 46, 50 dB; +6 dB via XLR
Outputs: RCA & XLR
Subsonic: at 20Hz with 18dB/octave
Dimensions: 206 x 72 x 200 mm, with sockets
Power supply: 20V/3A DC; 110 - 240V, 50/60Hz
Riaa accuracy: Within 0.4 dB, 20 Hz–20 kHz
Inputs outputs: RCA and XLR inputs; RCA and XLR (balanced) outputs
Input impedance: Fixed 47 kΩ; variable 10–1000 Ω
Published price: 1999 USD
Load capacitance: Switchable: 50, 100, 150, 200, 250, 300, 350, 400 pF
Power consumption: 350mA DC < 1 watt standby
Signal to noise ratio: MM (40 dB, 10 mV): 89 dB A-wt; MC (60 dB, 1 mV): 79 dB A-wt
Load capacity switchable: 50, 100, 150, 200, 250, 300, 350, 400 pF