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Allen & Heath DX32 PRIME Input Card

The PRIME Input card is Allen & Heath's premium 8-channel preamp option for the DX32 modular expander, built for engineers who want the extra headroom and detail a standard preamp card doesn't give up. Where most preamps run AC coupled, PRIME uses a DC coupled gain stage that removes the low-frequency distortion AC coupling introduces, so bass and low-mid content stays linear and phase-accurate into the mix engine.

Each channel is hand-trimmed at the factory for common mode rejection, with a matched low-noise quad transistor front end and audiophile-grade capacitors in the signal path. Conversion runs on the latest 32-bit/96kHz ADCs, with four channels of summed conversion per input for extra dynamic range and SNR, and the whole card sits in full metal shielding for RF rejection. It installs in any DX32 slot alongside standard or other PRIME cards, on a dLive, Avantis, or SQ system.

TypeDX32 PRIME 8-channel input card
Preamp DesignDC coupled gain stage (vs. standard AC coupled)
Conversion32-bit / 96kHz ADC, 4 channels summed per input
CalibrationIndividually hand-trimmed per channel for common mode rejection
ConstructionMatched low-noise quad transistor front end, audiophile-grade capacitors
ShieldingFull metal shielding for RF rejection
CompatibilityDX32 expander on dLive, Avantis, and SQ systems
CoreOptimised for the 96kHz XCVI FPGA core