Low Noise High Resolution DAC IIa (SP1085)
12/24-channel ultra-low-noise 24-bit DAC (±10 V, 1.2 µV steps) for cryogenic gate control with AWG and adaptive 2D scans.

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Multi-channel voltage source designed to drive high-ohmic gates in cryogenic physics experiments. Supports DC-biasing, ramping/sweeping, and low-frequency waveform generation. Local encoder control or remote TCP/IP / RS-232; floating output ground to avoid ground loops.
- Primary category
- Control electronics
- Also in
- Cryogenics
- Type
- Component
- Availability
- Contact supplier
- Listing
- published
- Source
- public_seed
- Updated
- 29 Sept 2026
Specs
- part_number
- SP1085
- channels
- 12 or 24
- resolution
- 24 bit
- output_range
- ±10 V
- step_size
- 1.2 µV
- integrated_output_noise
- 0.3 µVrms
- drift
- 1 μV/°C + 1.5 ppm/°C
- output_current_max
- 10 mA
- bandwidth
- 100 Hz and 100 kHz switchable
- interfaces
- TCP/IP, RS-232, local encoder
- dac
- gate-control
- awg
- low-noise
- cryogenic
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