The CobaltFx FET-WR12 is an E-band (60–90 GHz) frequency extension module designed to integrate seamlessly with CMT VNAs. It features a Proxi-Flange™ interface for highly repeatable waveguide connections and an optional attenuator for controlled output power, making it ideal for antenna, radar, sensing, and material characterization applications.
Key capabilities and advantages
Technical specifications and parameters
| Frequency Range | 60 GHz – 90 GHz |
| Connector Type | Waveguide WR-12 |
| Attenuator Option | 0–30 dB |
| Dynamic Range | ~100 dB typical (up to 120 dB) |
| Test Port Output Power | +5 dBm typical |
| Test Port Match | ~25 dB typical |
| Multiplication Factor | ×12 |
| Ports | SMA RF/LO/IF, LEMO power |
| Operating Temperature | 0°C to +50°C (Spec +20°C to +30°C) |
| Mechanical Size/Weight | 11.5×3×1.9 in, ~4.4 lb |
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