USB Attenuator (50 Ohm Solid-State)
The USB attenuator has become a popular choice for companies and universities with its small size and ability to be easily controlled using the USB port of a computer. The attenuator models listed below are all bi-directional solid-state step attenuators with 50 Ohm impedance. These attenuators are ideal for fade testing cellular or Wi-Fi devices. Our test software can control multiple USB attenuators simultaneously allowing for handover testing from a single GUI menu. For your specific application, please contact JFW for assistance or use our Inquiry Form.
Test Software for USB Attenuators
Every USB attenuator from JFW ships with our GUI test software. The test software will auto-discover any JFW USB attenuator that is connected to the computer. The test software can control multiple USB attenuators simultaneously. The test software requires Microsoft Windows Vista or greater. Our test software manual details all of its functionality like built-in attenuator fade and dual attenuator handover.
Python Library Available
JFW has a Python library (jfwusb.py) that allows our USB attenuators to be integrated into the test scripts. Contact our engineering department for the Python library and examples.
USB Attenuators
JFW Model # | Impedance | dB Total | dB Step | Frequency Start | Frequency Stop | Switching Speed | RF Input Power | Control | RF Connectors |
---|---|---|---|---|---|---|---|---|---|
50P-2013 | 50 Ohm | 63 dB | 1 dB | 200 MHz | 6 GHz | 1 uS | +27 dBm | USB | SMA |
50P-2014 | 50 Ohm | 95 dB | 1 dB | 200 MHz | 6 GHz | 4 uS | +27 dBm | USB | SMA |
50P-2038 | 50 Ohm | 31 dB | 1 dB | 200 MHz | 6 GHz | 1 uS | +27 dBm | USB | SMA |
50P-2042 | 50 Ohm | 63.5 dB | 0.5 dB | 30 MHz | 3 GHz | 1 uS | +27 dBm | USB | SMA |
50P-2055 | 50 Ohm | 95.5 dB | 0.5 dB | 20 MHz | 3 GHz | 4 uS | +27 dBm | USB | SMA |
50P-2058 | 50 Ohm | 31.75 dB | 0.25 dB | 30 MHz | 3 GHz | 3 uS | +27 dBm | USB | SMA |
50P-2103 | 50 Ohm | 63 dB | 0.5 dB | 100 MHz | 18 GHz | 1 uS | +24 dBm | USB | SMA |
50P-2057 | 50 Ohm | 95.5 dB | 0.5 dB | 200 MHz | 6 GHz | 4 uS | +27 dBm | USB | SMA |
50P-2107 | 50 Ohm | 63 dB | 0.5 dB | 200 MHz | 8.4 GHz | 1 uS | +24 dBm | USB | SMA |
50P-2111 | 50 Ohm | 95 dB | 1 dB | 200 MHz | 8.4 GHz | 4 uS | +24 dBm | USB | SMA |
4 Channel USB Attenuators
JFW Model # | Impedance | dB Total | dB Step | Frequency Start | Frequency Stop | Switching Speed | RF Input Power | Control | RF Connectors |
---|---|---|---|---|---|---|---|---|---|
50P-2089 | 50 Ohm | 95 dB | 1 dB | 200 MHz | 6000 MHz | 4 uS | +27 dBm | USB | SMA |
50P-2137 | 50 Ohm | 95 dB | 1 dB | 30 MHz | 3000 MHz | 4 uS | +27 dBm | USB | SMA |
50P-2138 | 50 Ohm | 95 dB | 1 dB | 1 MHz | 1000 MHz | 4 uS | +18 dBm | USB | SMA |
50P-2142 | 50 Ohm | 63.5 dB | 0.5 dB | 30 MHz | 3000 MHz | 4 uS | +27 dBm | USB | SMA |
50P-2141 | 50 Ohm | 63 dB | 1 dB | 200 MHz | 6000 MHz | 4 uS | +27 dBm | USB | SMA |
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4 Channel USB Attenuator 1-1000MHz 0-95dB x 1dB | 50P-2138
Model #: 50P-2138 SMA
Type: Solid-state step attenuator
Configuration: 4 individually controlled attenuators
Control: USB controlled
Impedance: 50 Ohm
dB Total: 95 dB
dB Step: 1 dB
Frequency Range: 1-1000 MHz
Switching Speed: 4 uS
RF Input Power:
+18 dBm (1-10 MHz)
+25 dBm (10-100 MHz)
+27 dBm (100-1000 MHz)
RF Connectors: SMA
Documentation: Data Sheet | Drawing -
4 Channel USB Attenuator 200-6000MHz 0-63dB x 1dB | 50P-2141
Model #: 50P-2141 SMA
Type: Solid-state step attenuator
Configuration: 4 individually controlled attenuators
Control: USB controlled
Impedance: 50 Ohm
dB Total: 63 dB
dB Step: 1 dB
Frequency Range: 200-6000 MHz
Switching Speed: 4 uS
RF Input Power: +27 dBm
RF Connectors: SMA
Documentation: Data Sheet | Drawing -
4 Channel USB Attenuator 200-6000MHz 0-95dB x 1dB | 50P-2089
Model #: 50P-2089 SMA
Type: Solid-state step attenuator
Configuration: 4 individually controlled attenuators
Control: USB controlled
Impedance: 50 Ohm
dB Total: 95 dB
dB Step: 1 dB
Frequency Range: 200-6000 MHz
Switching Speed: 4 uS
RF Input Power: +27 dBm
RF Connectors: SMA
Documentation: Data Sheet | Drawing -
4 Channel USB Attenuator 30-3000MHz 0-63.5dB x 0.5dB | 50P-2142
Model #: 50P-2142 SMA
Type: Solid-state step attenuator
Configuration: 4 individually controlled attenuators
Control: USB controlled
Impedance: 50 Ohm
dB Total: 63.5 dB
dB Step: 0.5 dB
Frequency Range: 30-3000 MHz
Switching Speed: 4 uS
RF Input Power: +27 dBm
RF Connectors: SMA
Documentation: Data Sheet | Drawing -
4 Channel USB Attenuator 30-3000MHz 0-95dB x 1dB | 50P-2137
Model #: 50P-2137 SMA
Type: Solid-state step attenuator
Configuration: 4 individually controlled attenuators
Control: USB controlled
Impedance: 50 Ohm
dB Total: 95 dB
dB Step: 1 dB
Frequency Range: 30-3000 MHz
Switching Speed: 4 uS
RF Input Power: +27 dBm
RF Connectors: SMA
Documentation: Data Sheet | Drawing -
USB Attenuator 0.1-18 GHz 0-63dB x 0.5dB | 50P-2103
JFW Model #: 50P-2103
Type: Solid-State Programmable Attenuator
Control: USB controlled
Impedance: 50 Ohm
dB Total: 63 dB
dB Step: 0.5 dB
Frequency Start: 100 MHz
Frequency Stop: 18 GHz
Switching Speed: 1 uS
RF Input Power: +24 dBm (Input), +15 dBm (Output)
RF Connectors: SMA
Documentation: Data Sheet | Drawing -
USB Attenuator 0.2-6 GHz 0-95.5dB x 0.5dB | 50P-2057
JFW Model #: 50P-2057
Type: Solid-State Programmable Attenuator
Control: USB controlled
Impedance: 50 Ohm
dB Total: 95.5 dB
dB Step: 0.5 dB
Frequency Range: 200-6000 MHz
Switching Speed: 4 uS
RF Input Power: +27 dBm
RF Connectors: SMA
Documentation: Data Sheet | Drawing -
USB Attenuator 0.2-8.4 GHz 0-63dB x 0.5dB | 50P-2107
JFW Model #: 50P-2107
Type: Solid-State Programmable Attenuator
Control: USB controlled
Impedance: 50 Ohm
dB Total: 63 dB
dB Step: 0.5 dB
Frequency Range: 200-8400 MHz
Switching Speed: 1 uS
RF Input Power: +24 dBm (Input), + 15 dBm (Output)
RF Connectors: SMA
Documentation: Data Sheet | Drawing -
USB Attenuator 0.2-8.4 GHz 0-95dB x 1dB | 50P-2111
JFW Model #: 50P-2111
Type: Solid-State Programmable Attenuator
Control: USB controlled
Impedance: 50 Ohm
dB Total: 95 dB
dB Step: 1 dB
Frequency Range: 200-8400 MHz
Switching Speed: 4 uS
RF Input Power: +24 dBm (Input), + 15 dBm (Output)
RF Connectors: SMA
Documentation: Data Sheet | Drawing -
USB Attenuator 20-3000MHz 0-95.5dB x 0.5dB | 50P-2055
JFW Model #: 50P-2055
Type: Solid-State Programmable Attenuator
Control: USB controlled
Impedance: 50 Ohm
dB Total: 95.5 dB
dB Step: 0.5 dB
Frequency Range: 20-3000 MHz
Switching Speed: 4 uS
RF Input Power: +27 dBm
RF Connectors: SMA
Documentation: Data Sheet | Drawing -
USB Attenuator 200-6000MHz 0-31dB x 1dB | 50P-2038
JFW Model #: 50P-2038
Type: Solid-State Programmable Attenuator
Control: USB controlled
Impedance: 50 Ohms
dB Total: 31 dB
dB Step: 1 dB
Frequency Range: 200-6000 MHz
Switching Speed: 1 uS
RF Input Power: +27 dBm*
RF Connectors: SMA
Documentation: Data Sheet | Drawing* Units shipped before 8/9/2018 (date code 1832) are only rated at +20dBm. The JFW date code is a four digit code (YYWW) that follows the six digit serial number. Example: 1908 = 2019, 8th week
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USB Attenuator 200-6000MHz 0-63dB x 1dB | 50P-2013
JFW Model #: 50P-2013
Type: Solid-State Programmable Attenuator
Control: USB controlled
Impedance: 50 Ohm
dB Total: 63 dB
dB Step: 1 dB
Frequency Range: 200-6000 MHz
Switching Speed: 1 uS
RF Input Power: +27 dBm*
RF Connectors: SMA
Documentation: Data Sheet | Drawing* Units shipped before 8/9/2018 (date code 1832) are only rated at +20dBm. The JFW date code is a four digit code (YYWW) that follows the six digit serial number. Example: 1908 = 2019, 8th week
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USB Attenuator 200-6000MHz 0-95dB x 1dB | 50P-2014
Model #: 50P-2014
Type: Solid-State Programmable Attenuator
Control: USB controlled
Impedance: 50 Ohm
dB Total: 95 dB
dB Step: 1 dB
Frequency Range: 200-6000 MHz
Switching Speed: 4 uS
RF Input Power: +27 dBm*
RF Connectors: SMA
Documentation: Data Sheet | Drawing* Units shipped before 10/5/2017 (date code 1740) are only rated at +20dBm. The JFW date code is a four digit code (YYWW) that follows the six digit serial number. Example: 1908 = 2019, 8th week
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USB Attenuator 30-3000MHz 0-31.75dB x 0.25dB | 50P-2058
JFW Model #: 50P-2058
Type: Solid-State Programmable Attenuator
Control: USB controlled
Impedance: 50 Ohm
dB Total: 31.75 dB
dB Step: 0.25 dB
Frequency Range: 30-3000 MHz
Switching Speed: 3 uS
RF Input Power: +27 dBm
RF Connectors: SMA
Documentation: Data Sheet | Drawing -
USB Attenuator 30-3000MHz 0-63.5dB x 0.5dB | 50P-2042
JFW Model #: 50P-2042
Type: Solid-State Programmable Attenuator
Control: USB controlled
Impedance: 50 Ohm
dB Total: 63.5 dB
dB Step: 0.5 dB
Frequency Range: 30-3000 MHz
Switching Speed: 1 uS
RF Input Power: +27 dBm*
RF Connectors: SMA
Documentation: Data Sheet | Drawing* Units shipped before 8/9/2018 (date code 1832) are only rated at +20dBm. The JFW date code is a four digit code (YYWW) that follows the six digit serial number. Example: 1908 = 2019, 8th week