D/A converter and preamplifier

The SPL Diamond is a DAC and preamplifier for systems that play music exclusively from digital sources. It combines the DAC768v2 converter with VOLTAiR technology and an analog volume control.

• Six digital inputs: USB, AES/EBU (XLR), 2 x coaxial (RCA) and 2 x optical (Toslink)
• USB: PCM up to 768 kHz, DSD up to DSD256 (DoP); AES/EBU and coaxial: PCM up to 192 kHz; optical up to 96 kHz (up to 192 kHz with fiber cable shorter than 1 m)
• AKM AK4493 SEQ converter chip with 32 bit, SLP120 analog low-pass filter in VOLTAiR technology
• Word clock input; clock source (source signal or word clock) selectable via switch
• Dot matrix LED display for input, clock source and sample rate
• Analog volume control with Alps RK27 "Big Blue" potentiometer and solid milled aluminum knob
• Stereo outputs on XLR and RCA; the volume control can be taken out of the signal path for each output via DIP switch
• Max. output level 32.5 dBu, dynamic range 134.5 dB, THD+N 0.001 %, frequency response 10 Hz – 100 kHz
• USB operation with Mac and iOS without driver (class compliant), Windows driver for higher sample rates
• Linear power supply with shielded toroidal transformer, switchable 230 V / 115 V, standby consumption below 0.3 W
• Dimensions 278 x 57 x 300 mm (W x H x D), weight 3.15 kg, color black