RF Components

Step and programmable attenuators, matrix and SPDT switches, high-pass filters, low noise amplifiers, and phase-stable test cables. These are the parts that sit between the instrument and the device and decide whether the measurement holds.

Push-button step RF attenuator with eight keys covering 0 to 90 dB in 1 dB steps
KT3.0-90/1S-2S/5W

Push-Button Step Attenuator, 0–90 dB, 1 dB Steps

A 50 Ω push-button step attenuator covering DC–3 GHz with 0–90 dB in 1 dB increments, using eight latching keys so att…

SMA female RF high-pass filter with 3 GHz cutoff for microwave test chains
QT-FHP-3G-18G

RF High-Pass Filter, 3–18 GHz

A 50 Ω SMA-female high-pass filter with a 3.0 GHz cutoff and 3.0–18 GHz passband, providing at least 60 dB rejection f…

SP4T USB-controlled RF switch with SMA connectors for shield box antenna routing
QT-06SPD4W

SP4T RF Switch, USB Controlled

A 50 Ω SP4T solid-state RF switch routing one input to any of four outputs, controlled over USB Type-C with AT command…

Manual rotary step attenuator with calibrated dial covering 0 to 100 dB

Manual Rotary Step Attenuator, DC–6 GHz

A 50 Ω manual rotary step attenuator covering DC–6 GHz with 0–100 dB in 1 dB increments, adjusted by a calibrated dial…

4 by 16 matrix RF switch with SMA ports for 5G multi-antenna production testing
QT4P16T

4×16 Matrix RF Switch, QT4P16T

A 4-input, 16-output solid-state matrix RF switch that expands a wireless test set to 16 antenna ports, covering 0.5–6…

Four-channel programmable attenuator with Ethernet control for RF path-loss simulation

Programmable Attenuator, 4×4, 0.6–6 GHz

A multi-channel programmable attenuator with four inputs and four outputs covering 0.6–6 GHz and 0–110 dB, controllabl…

MI058 low noise amplifier with SMA connectors covering 1 to 18 GHz
MI058

Low Noise Amplifier MI058, 1–18 GHz

A 1–18 GHz low noise amplifier for RF test chains, providing 30 dB gain with a 4.0 dB noise figure and 15 dBm output c…

SPDT RF switch with SMA connectors for fixture path selection
QT-06SPD2W

SPDT RF Switch, TTL/USB Controlled

A 50 Ω SPDT solid-state RF switch routing one input to two outputs across 0.1–8 GHz, with over 70 dB isolation to 3 GH…

RF test cable with straight and right-angle SMA male connectors for shield box wiring
QT Lab-TS405

RF Test Cable QT Lab-TS405, 800 MHz–6 GHz

A 50 Ω RF test cable from 800 MHz to 6 GHz with SMA male to right-angle SMA male connectors, 0.85 dB insertion loss at…

USB 3.2 Gen 2x2 Type-C filter panel for shielded enclosure feed-through
QT-USB3.2_Gen2x2_FV08

USB 3.2 Gen 2×2 Type-C Filter Panel

A Type-C filter feed-through for shield rooms and enclosures, passing USB 3.2 Gen 2×2 at 20 Gbps and up to 100 W while…

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