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By PS Audio

PMG Signature Preamplifier

Balanced Analogue Preamplifier

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Finish — Silver

In-store demo

Not currently available

Stock availability

Coming soon

  • Balanced Class A

    Differential circuitry with direct-coupled analogue outputs.

  • Stepped volume control

    A stepped attenuator sets the listening level.

  • Six stereo inputs

    Four XLR and two RCA input pairs accommodate multiple sources.

  • Dual output pairs

    Two XLR and two RCA stereo output pairs provide system flexibility.

Product details

PS Audio PMG Signature Preamplifier uses a fully complementary differential circuit with a balanced Class A output stage and folded-cascode gain architecture. A stepped attenuator controls listening level.

Four balanced and two RCA stereo inputs support multiple sources. Two pairs each of balanced and RCA outputs provide system flexibility, while the direct-coupled output signal path avoids coupling capacitors.

Specifications

Topology
Fully complementary differential; folded cascode
Output stage
Balanced Class A; direct coupled
Volume control
Stepped attenuator
Inputs
4 stereo pairs XLR; 2 stereo pairs RCA
Outputs
2 stereo pairs XLR; 2 stereo pairs RCA
Trigger outputs
2
USB
Firmware updates only
Maximum gain
12.6 dB
Frequency response
15 Hz–150 kHz (±0.1 dB)
Bandwidth
5 Hz–500 kHz (−3 dB)
Input impedance
50 kΩ RCA / 100 kΩ XLR
Output impedance
100 Ω
Maximum output
9 V RMS RCA / 18 V RMS XLR at 1% THD+N
THD
<0.0002% (1 kHz; 1 V RMS input)
THD+N
<0.0003% (1 kHz; 1 V RMS input)
Crosstalk
−135 dB; one channel driven
Power consumption
18 W

Dimensions

Dimensions with feet (W × H × D)
445 × 112 × 375 mm
Net weight
13.6 kg