75 Ohm Single Rotor Manual Attenuators
The JFW 75 Ohm single rotary attenuator has been a staple tool to RF engineers for over 30 years. Our years of proven quality and performance make our manually variable attenuators right for any RF environment. Whether you are using the rotary attenuator at your RF test bench or mounting it to a panel, the JFW single rotary attenuator makes adjusting attenuation quick and easy.
Single Rotor Attenuator
All of these 75 Ohm manual step attenuators have a single rotor design which means that each attenuator has only one manual knob for adjusting attenuation. All manual knobs are screened with the attenuation steps for each model.
Panel Mount
All JFW rotary attenuators have threaded mounting holes on the front plate behind the knob. The knob has to be removed in order to mount the attenuator. We recommend setting attenuator to the 0dB position before removing the knob.
For your specific attenuation application, please contact JFW or use our Inquiry Form.
JFW Model # | Impedance | dB Total | dB Step | Frequency Range | RF Input Power | RF Connectors |
---|---|---|---|---|---|---|
75R-001 | 75 Ohm | 70 dB | 10 dB | DC-500 MHz | 1 Watt | BNC, F, N |
75R-002 | 75 Ohm | 10 dB | 1 dB | DC-500 MHz | 1 Watt | BNC, F, N |
75R-006 | 75 Ohm | 1 dB | 0.1 dB | DC-500 MHz | 1 Watt | BNC, F |
75R-050 | 75 Ohm | 10 dB | 1 dB | DC-2200 MHz | 1 Watt | BNC, F, N |
75R-055 | 75 Ohm | 70 dB | 10 dB | DC-1000 MHz | 1 Watt | BNC, F, N |
75R-056 | 75 Ohm | 10 dB | 1 dB | DC-1000 MHz | 1 Watt | BNC, F |
75R-057 | 75 Ohm | 1 dB | 0.1 dB | DC-1000 MHz | 1 Watt | BNC, F |
75R-089 | 75 Ohm | 60 dB | 10 dB | DC-2200 MHz | 1 Watt | BNC, F, N |
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Manual Attenuator DC-1000 MHz 0-10dB x 1dB | 75R-056
JFW Model #: 75R-056
Type: Manually variable attenuator
Impedance: 75 Ohm
dB Total: 10 dB
dB Step: 1 dB
Frequency Range: DC-1000 MHz
RF Input Power: 1 Watt
RF Connectors: BNC, F
Documentation: Data Sheet | Drawing (BNC) | Drawing (F) | Mounting -
Manual Attenuator DC-1000 MHz 0-1dB x 0.1dB | 75R-057
JFW Model #: 75R-057
Type: Manually variable attenuator
Impedance: 75 Ohm
dB Total: 1 dB
dB Step: 0.1 dB
Frequency Range: DC-1000 MHz
RF Input Power: 1 Watt
RF Connectors: BNC, F
Documentation: Data Sheet | Drawing (BNC) | Drawing (F) | Mounting -
Manual Attenuator DC-1000 MHz 0-70dB x 10dB | 75R-055
JFW Model #: 75R-055
Type: Manually variable attenuator
Impedance: 75 Ohm
dB Total: 70 dB
dB Step: 10 dB
Frequency Range: DC-1000 MHz
RF Input Power: 1 Watt
RF Connectors: BNC, F, N
Documentation: Data Sheet | Drawing (BNC) | Drawing (F) | Drawing (N) | Mounting -
Manual Attenuator DC-2200 MHz 0-10dB x 1dB | 75R-050
JFW Model #: 75R-050
Type: Manually variable attenuator
Impedance: 75 Ohm
dB Total: 10 dB
dB Step: 1 dB
Frequency Range: DC-2200 MHz
RF Input Power: 1 Watt
RF Connectors: BNC, F, N
Documentation: Data Sheet | Drawing (BNC) | Drawing (F) | Drawing (N) | Mounting -
Manual Attenuator DC-2200 MHz 0-60dB x 10dB | 75R-089
JFW Model #: 75R-089
Type: Manually variable attenuator
Impedance: 75 Ohm
dB Total: 60 dB
dB Step: 10 dB
Frequency Range: DC-2200 MHz
RF Input Power: 1 Watt
RF Connectors: BNC, F, N
Documentation: Data Sheet | Drawing (BNC) | Drawing (F) | Drawing (N) | Mounting -
Manual Attenuator DC-500 MHz 0-10dB x 1dB | 75R-002
JFW Model #: 75R-002
Type: Manually variable attenuator
Impedance: 75 Ohm
dB Total: 10 dB
dB Step: 1 dB
Frequency Range: DC-500 MHz
RF Input Power: 1 Watt
RF Connectors: BNC, F, N
Documentation: Data Sheet | Drawing (BNC) | Drawing (F) | Drawing (N) | Mounting -
Manual Attenuator DC-500 MHz 0-1dB x 0.1dB | 75R-006
JFW Model #: 75R-006
Type: Manually variable attenuator
Impedance: 75 Ohm
dB Total: 1 dB
dB Step: 0.1 dB
Frequency Range: DC-500 MHz
RF Input Power: 1 Watt
RF Connectors: BNC, F
Documentation: Data Sheet | Drawing (BNC) | Drawing (F) | Mounting -
Manual Attenuator DC-500 MHz 0-70dB x 10dB | 75R-001
JFW Model #: 75R-001
Type: Manually variable attenuator
Impedance: 75 Ohm
dB Total: 70 dB
dB Step: 10 dB
Frequency Range: DC-500 MHz
RF Input Power: 1 Watt
RF Connectors: BNC, F, N
Documentation: Data Sheet | Drawing (BNC) | Drawing (F) | Drawing (N) | Mounting