Help with RF Waveguide Attenuators specifications:
General Specifications
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| Attenuator Type | |||
| Your choices are... | |||
| Fixed | Fixed attenuators are used to reduce power levels of a signal by a fixed amount (generally expressed in dB) with little or no distortion or reflection. The output signal power is reduced relative to the input signal power by a fixed amount over a specified bandwidth while the input and output impedances are maintained close to the nominal level (50 or 75 ohms). | ||
| Variable |
Variable attenuators can vary their attenuation between two values in a specified range. Depending on how the changes are accomplished there are several types:
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| Other | Other unlisted attenuator types. | ||
| Search Logic: | All products with ANY of the selected attributes will be returned as matches. Leaving all boxes unchecked will not limit the search criteria for this question; products with all attribute options will be returned as matches. | ||
| Waveguide Cross Section | |||
| Your choices are... | |||
| Rectangular | Waveguides have rectangular cross-sections. | ||
| Circular | Waveguides have circular cross-sections. | ||
| Elliptical | Waveguides have elliptical cross-sections. | ||
| Other | Other unlisted cross-section geometries. | ||
| Search Logic: | All products with ANY of the selected attributes will be returned as matches. Leaving all boxes unchecked will not limit the search criteria for this question; products with all attribute options will be returned as matches. | ||
| Waveguide Material | |||
| Your choices are... | |||
| Aluminum | Waveguides are made of aluminum. | ||
| Brass | Waveguides are made of brass. | ||
| Bronze | Waveguides are made of bronze. | ||
| Copper | Waveguides are made of copper. | ||
| Silver | Waveguides are made of silver. | ||
| Other | Other unlisted materials. | ||
| Search Logic: | All products with ANY of the selected attributes will be returned as matches. Leaving all boxes unchecked will not limit the search criteria for this question; products with all attribute options will be returned as matches. | ||
| Length or Height | This is the waveguide length or height. | ||
| Search Logic: | All matching products will have a value greater than or equal to the specified value. | ||
Flange Specifications
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| Type / Style Flange 1 | |||
| Your choices are... | |||
| UG | Union guide (UG) is the military standard MIL-DTL-3922 for a range of flange types. | ||
| CMR | CMR flanges are miniature versions of connector pressurized rectangular (CPR) flanges. | ||
| CPRG | CPRG flanges are grooved versions of connector pressurized rectangular (CPR) flanges. | ||
| CPRF | CPRF flanges are flat versions of connector pressurized rectangular (CPR) flanges. | ||
| Cover or Plate | Cover or plate flanges are square, flat UG style flanges. | ||
| Choke | Chokes flanges are UG style flanges with an o-ring groove and a choke cavity. | ||
| Other | Other unlisted flange types. | ||
| Search Logic: | All products with ANY of the selected attributes will be returned as matches. Leaving all boxes unchecked will not limit the search criteria for this question; products with all attribute options will be returned as matches. | ||
| Type / Style Flange 2 | |||
| Your choices are... | |||
| UG | Union guide (UG) is the military standard MIL-DTL-3922 for a range of flange types. | ||
| CMR | CMR flanges are miniature versions of connector pressurized rectangular (CPR) flanges. | ||
| CPRG | CPRG flanges are grooved versions of connector pressurized rectangular (CPR) flanges. | ||
| CPRF | CPRF flanges are flat versions of connector pressurized rectangular (CPR) flanges. | ||
| Cover or Plate | Cover or plate flanges are square, flat UG style flanges. | ||
| Choke | Chokes flanges are UG style flanges with an o-ring groove and a choke cavity. | ||
| Other | Other unlisted flange types. | ||
| Search Logic: | All products with ANY of the selected attributes will be returned as matches. Leaving all boxes unchecked will not limit the search criteria for this question; products with all attribute options will be returned as matches. | ||
| Flange Profile | |||
| Your choices are... | |||
| Rectangular | Flanges are rectangular. | ||
| Square | Flanges are square. | ||
| Circular | Flanges are circular. | ||
| Other | Other unlisted flange shapes. | ||
| Search Logic: | All products with ANY of the selected attributes will be returned as matches. Leaving all boxes unchecked will not limit the search criteria for this question; products with all attribute options will be returned as matches. | ||
| Flange Plating | |||
| Your choices are... | |||
| Non-plated | Flanges are not plated. | ||
| Cadmium | Flanges have cadmium plating. | ||
| Nickel | Flanges have nickel plating. | ||
| Rhodium | Flanges have rhodium plating. | ||
| Silver | Flanges have silver plating. | ||
| Tin | Flanges have tin plating. | ||
| Other | Other unlisted plating material or type. | ||
| Search Logic: | All products with ANY of the selected attributes will be returned as matches. Leaving all boxes unchecked will not limit the search criteria for this question; products with all attribute options will be returned as matches. | ||
Performance
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| Operating Frequency Range: | The frequency range for which the device will meet all guaranteed specifications. | ||
| Search Logic: | User may specify either, both, or neither of the "At Least" and "No More Than" values. Products returned as matches will meet all specified criteria. | ||
| EIA Waveguide Size (WR) | Waveguide sizes are approved by the Electronic Industry Alliance (EIA). | ||
| Search Logic: | User may specify either, both, or neither of the "At Least" and "No More Than" values. Products returned as matches will meet all specified criteria. | ||
| Attenuation: | The maximum attenuation, expressed in dB, that the attenuator could provide. | ||
| Search Logic: | User may specify either, both, or neither of the "At Least" and "No More Than" values. Products returned as matches will meet all specified criteria. | ||
| VSWR | Voltage standing wave ratio (VSWR) is a unit less ratio ranging from one to infinity, expressing the amount of reflected energy at the input or output of the device. A value of one indicates that all of the energy will pass through, while any other value indicates that a portion of the energy will be reflected. | ||
| Search Logic: | All matching products will have a value less than or equal to the specified value. | ||
| Isolation | Isolation is measured in decibels (dB) between any set of output ports. It is calculated as the ratio of the power of one output port to the power at any other output port, with matched terminations on all other ports. | ||
| Search Logic: | All matching products will have a value greater than or equal to the specified value. | ||
| Insertion Loss | Insertion loss is defined as the measured power loss through the device. It is calculated as the ratio of power output to power input and is expressed in decibels (dB). | ||
| Search Logic: | All matching products will have a value less than or equal to the specified value. | ||
| Maximum Power | Peak power is the maximum power in Watts (W) that devices are designed to support. | ||
| Search Logic: | All matching products will have a value greater than or equal to the specified value. | ||
Features
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| Military (MIL-SPEC) Standards | Waveguides comply with U.S. military specifications (MIL-SPEC). | ||
| Search Logic: | "Required" and "Must Not Have" criteria limit returned matches as specified. Products with optional attributes will be returned for either choice. | ||
| Double-ridge | The waveguide has two apertures (ridges). | ||
| Search Logic: | "Required" and "Must Not Have" criteria limit returned matches as specified. Products with optional attributes will be returned for either choice. | ||
| Flexible Waveguide | The waveguide is flexible; it can be bent. | ||
| Search Logic: | "Required" and "Must Not Have" criteria limit returned matches as specified. Products with optional attributes will be returned for either choice. | ||
| Twistable Waveguide | The waveguide can be twisted. | ||
| Search Logic: | "Required" and "Must Not Have" criteria limit returned matches as specified. Products with optional attributes will be returned for either choice. | ||