Dan D'Agostino - Progression - Preamplifier

The Dan D'Agostino Progression Preamplifier delivers reference-level analog performance with a fully balanced architecture and precision-engineered signal path derived from the company’s flagship designs. Combining exceptional transparency, low noise, and dynamic realism, the Progression is designed as the centerpiece of a no-compromise two-channel system.

Its discrete, fully complementary circuitry operates without negative feedback, preserving musical detail and natural harmonic structure throughout the signal chain. A separate power supply chassis provides enhanced isolation and reduced interference, while the precision stepped resistor ladder volume control maintains consistent bandwidth and transient response at every listening level.

The Progression Preamplifier also offers optional digital streaming and DAC functionality, allowing seamless integration into modern high-end systems. Distinctive styling, Swiss watch-inspired meter design, and Bluetooth remote operation complete a component engineered for both sonic performance and refined usability.

Available in Silver or Black finishes

FEATURES

• Fully balanced preamplifier topology
• Discrete, fully complementary signal path
• No global negative feedback design
• Separate external power supply chassis
• Stepped balanced resistor ladder volume control
• High-linearity solid-state relay switching
• Four balanced XLR stereo inputs
• Two unbalanced RCA stereo inputs
• Two independent balanced XLR outputs
• Optional digital streaming/DAC module
• PCM support up to 24-bit/384kHz with optional digital module
• DSD support up to 4xDSD (11.2MHz) with optional digital module
• Bluetooth-enabled remote control
• RS-232 control support
• Swiss watch-inspired meter display
• Made in the USA

SPECIFICATIONS

Type: Stereo Preamplifier
Frequency Response: 0.1Hz – 1MHz, -3dB / 20Hz – 80kHz, ±0.5dB
Signal-to-Noise Ratio: >88dB A-weighted / >95dB unweighted
Gain: +9.8dB or +15.4dB, switchable
Distortion: <0.018%, 20Hz – 20kHz
Analog Inputs: 4 x Balanced XLR Stereo, 2 x Unbalanced RCA Stereo
Digital Inputs (Optional Digital Streaming Module): SPDIF Coaxial, Optical Toslink, USB-B, RJ45 Ethernet, Wi-Fi
Outputs: 2 x Balanced XLR Stereo Outputs
Control: RS-232
Dimensions (Preamplifier): 17.7 x 4.25 x 11.8 in. (45 x 10.8 x 30 cm)
Dimensions (Power Supply): 10.8 x 3.0 x 7.9 in. (27.5 x 7.5 x 20 cm)
Weight (with Power Supply): 39.7 lbs (18 kg)
Finishes: Silver or Black