Low Noise Factory designs and manufactures cryogenic microwave low‑noise amplifiers, filters, and mixers for ultra‑sensitive applications such as quantum computers, radio telescopes, and deep‑space receivers. 2 GHz‑42 GHz, with gains up to 42 dB and robust packaging tested through 100+ thermal cycles.
Funding
Funding not disclosed
Founders
Product
Problem
Scientific and industrial systems that require detection of extremely weak microwave signals—such as quantum computers, radio telescopes, and deep‑space communication receivers—must operate at cryogenic temperatures where conventional amplifiers add excessive noise, limiting measurement sensitivity and data fidelity.
Solution
Low Noise Factory (LNF) designs and manufactures cryogenic microwave low‑noise amplifiers (LNAs), filters, and mixers that function reliably at temperatures near absolute zero. Their devices achieve noise temperatures as low as 1.3 K and noise figures below 0.05 dB across frequency bands from 0.2 GHz up to 42 GHz, providing high gain (up to 42 dB) while maintaining compact form factors. Each amplifier undergoes rigorous testing at 4 K, including repeated thermal cycling, to ensure consistent performance in extreme environments. LNF’s production leverages electron‑beam and laser lithography in a cleanroom, enabling nanometer‑scale transistor precision and atom‑layer accuracy. The resulting components are supplied to customers for integration into quantum processors, radio‑astronomy arrays, space‑borne receivers, and other ultra‑sensitive microwave systems.
Target Audience
Primary customers are research institutions, aerospace and defense contractors, and technology companies developing quantum computing hardware, radio‑astronomy instrumentation, and deep‑space communication systems that require ultra‑low‑noise cryogenic microwave components.
Features
- Cryogenic LNAs with noise temperatures as low as 1.3 K and noise figures down to 0.02 dB
- Wide operational frequency coverage (0.2 GHz
- 42 GHz) with gains up to 42 dB
- Hand‑picked units tested through 100+ thermal cycles at 4 K to guarantee reliability
- Nanometer‑scale transistor fabrication using electron‑beam and laser lithography for superior device precision
- Multiple connector options (SMA, G3PO, WR‑type) to match diverse system requirements
- Compact, robust packaging designed to withstand harsh space and laboratory conditions