JFW

Spirit Recommended

Attenuation and RF Switching Products

JFW Industries, Inc. has been manufacturing attenuation and RF switching products since 1979. Their attenuation offerings include fixed attenuators, manual attenuators, step attenuators and rack mounted attenuator test systems. Their RF switching products include solid-state switches, electro-mechanical switches, RF matrix switches and RF switch assemblies.

JFW also offers RF routing components such as power dividers, power combiners, directional couplers, bias taps and impedance matching pads. Their automated RF test systems are available with Ethernet, Serial or GPIB remote control and feature easy-to-use ASCII formatted remote commands.

Product Highlights

RF Components

Programmable Attenuators
Manually Variable Attenuators
Fixed Attenuators
Terminations and Mismatches
RF Switches
Power Dividers/Combiners
Test Accessories

Product Data Sheets

wdt_ID	wdt_created_by	wdt_created_at	wdt_last_edited_by	wdt_last_edited_at	Part Number	Manufacturer	Product Category	description
1	Jknase	09/15/2025 11:40 PM	Jknase	09/15/2025 11:40 PM	50P-1867	JFW Industries	Programmable Attenuator	Solid-state programmable attenuator, 0-31.75 dB in 0.25 dB steps, 30-3000 MHz, max IL 2.5 dB, +27 dBm power handling
2	Jknase	09/15/2025 11:40 PM	Jknase	09/15/2025 11:40 PM	50P-1891	JFW Industries	Programmable Attenuator	Solid-state programmable attenuator, 0-63.5 dB in 0.5 dB steps, 30-3000 MHz, max IL 4.0 dB, +27 dBm power handling
3	Jknase	09/15/2025 11:40 PM	Jknase	09/15/2025 11:40 PM	50P-1893	JFW Industries	Programmable Attenuator	Solid-state programmable attenuator, 0-63 dB in 1 dB steps, 30-3000 MHz, max IL 4.0 dB, +27 dBm power handling
4	Jknase	09/15/2025 11:40 PM	Jknase	09/15/2025 11:40 PM	50P-1897	JFW Industries	Programmable Attenuator	Solid-state programmable attenuator, 0-95 dB in 1 dB steps, 30-3000 MHz, max IL 6.0 dB, +27 dBm power handling
5	Jknase	09/15/2025 11:40 PM	Jknase	09/15/2025 11:40 PM	50P-2037	JFW Industries	Programmable Attenuator	Solid-state programmable attenuator, 0-127 dB in 1 dB steps, 30-3000 MHz, max IL 6.8 dB, +27 dBm power handling
6	Jknase	09/15/2025 11:40 PM	Jknase	09/15/2025 11:40 PM	50P-1855	JFW Industries	Programmable Attenuator	Solid-state programmable attenuator, 0-31.5 dB in 0.5 dB steps, 200-6000 MHz, max IL 3.5 dB, +27 dBm power handling
7	Jknase	09/15/2025 11:40 PM	Jknase	09/15/2025 11:40 PM	50P-1851	JFW Industries	Programmable Attenuator	Solid-state programmable attenuator, 0-63.5 dB in 0.5 dB steps, 200-6000 MHz, max IL 6.0 dB, +27 dBm power handling
8	Jknase	09/15/2025 11:40 PM	Jknase	09/15/2025 11:40 PM	50P-1984	JFW Industries	Programmable Attenuator	Solid-state programmable attenuator, 0-95.5 dB in 0.5 dB steps, 200-6000 MHz, max IL 8.0 dB, +24 dBm power handling
9	Jknase	09/15/2025 11:40 PM	Jknase	09/15/2025 11:40 PM	50P-2099	JFW Industries	Programmable Attenuator	Solid-state programmable attenuator, 0-63 dB in 0.5 dB steps, 200-8000 MHz, max IL 4.2 dB, +24 dBm power handling
10	Jknase	09/15/2025 11:40 PM	Jknase	09/15/2025 11:40 PM	50P-2109	JFW Industries	Programmable Attenuator	Solid-state programmable attenuator, 0-95 dB in 1 dB steps, 200-8000 MHz, max IL 7.0 dB, +24 dBm power handling

Resources

How To Right Size Your Wireless Testing

JFW