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COMPANY RESEARCH · Enabling technology

QET Sweden

QET Sweden develops low-noise microwave amplifiers for measuring quantum devices. Vidar targets the weak-signal readout chain rather than quantum processing itself. Chalmers also identifies the company as Quantum Enabling Technologies.

Official website ↗
Sweden · Research reviewed 22 Sept 2026

Initial record: initial research brief recorded.

Review history 1 record

Record dates show when an assessment or clarification was saved. Review dates show the evidence check. Earlier records were recovered from QubitWire’s source history; no earlier score movement is inferred.

  1. Initial research brief recorded

    · Research reviewed 22 Sept 2026
    Sources in this record (3)
TECHNOLOGY & ACCESS

What it does. Where it fits.

Traveling-wave parametric amplifiers and associated control electronics for quantum readout.

Who should look closer

Editorial inference: Cryogenic quantum teams evaluating amplifier integration and readout-noise requirements.

QubitWire’s editorial assessment of practical fit.

Amplifier quotation and technical enquiry

The official company site offers quotation requests and describes Vidar collaboration with SCALINQ. Confirm model availability, packaging, operating conditions and integration support directly.

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DOCUMENTED EVIDENCE

What has been demonstrated

A Vinnova-hosted project outcome says Vidar was commercialized and sold, while Mimir control electronics reached a functional prototype. The agency identifies QET Sweden AB as coordinator but says participants supplied the outcome narrative.

What remains unresolved

Treat commercialization outcomes as project-reported. A functional controller prototype is distinct from a commercial system, and amplifier specifications do not establish processor performance.

The next question to watch

Which current model datasheets and external installation results show gain, added noise, bandwidth and stability together?

A research question, not a promised milestone.

QubitWire coverage

No published QubitWire stories currently match this organization. The evidence sources below provide the starting point.

CHECK THE ORIGINALS

Sources & evidence

  1. QET SwedenVendor product description · Publication date not stated

    Describes TWPA products and SCALINQ collaboration.

  2. Vinnova project 2024-00529Government-hosted participant project report · 21 Feb 2026

    Identifies coordinator and distinguishes amplifier sales from controller-prototype status; narrative is participant-supplied.

  3. Chalmers spin-offsInstitutional company identification · Publication date not stated

    Connects Quantum Enabling Technologies with QET Sweden and Gothenburg.

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