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R412410000 RF Attenuator BNC 10dB 2GHz 2W 50 Ohms
Part Overview
The R412410000 is an RF attenuator manufactured by Radiall USA, Inc., designed for in-line attenuation applications in RF and microwave systems. This BNC-connectorized module provides 10dB attenuation across a frequency range of 0 Hz to 2 GHz with a power handling capability of 2 watts and 50-ohm impedance matching. The part maintains Active product status and is ROHS3 compliant. Equivalent and substitute parts are identified when alternative sources are required due to inventory constraints, supply chain considerations, or system integration requirements while maintaining electrical and mechanical compatibility.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Attenuation Value | 10dB |
| Frequency Range | 0 Hz ~ 2 GHz |
| Power Rating | 2W |
| Impedance | 50 Ohms |
| Package / Case | BNC In-Line Module |
| Product Status | Active |
| RoHS Compliance | ROHS3 Compliant |
Substitute Part Grouping Explanation
Substitution eligibility for the R412410000 is determined by the following critical parameters: attenuation value (10dB), power handling (2W), impedance (50 Ohms), and package type (BNC In-Line Module). Parts meeting these core electrical and mechanical specifications are classified as parametric equivalents.
The substitute parts identified for the R412410000 are grouped as follows:
Full Parametric Equivalents (All Core Parameters Match): CT3369A-10 (Cal Test Electronics) and PE7437-10 (Pasternack) meet all critical substitution criteria. Both provide 10dB attenuation, 2W power handling, 50-ohm impedance, and BNC in-line module packaging. These parts operate across an extended frequency range of 0 Hz to 4 GHz, which encompasses the R412410000 operating band and provides additional bandwidth capability.
Partial Parametric Equivalent (Impedance Variance): PE7438-10 (Pasternack) matches attenuation value, power rating, frequency range extension, and BNC package type but operates at 75-ohm impedance rather than 50 ohms. This part is not suitable for direct substitution in 50-ohm systems.
Parameter Comparison
| Parameter | R412410000 (Radiall USA) | CT3369A-10 (Cal Test Electronics) | PE7437-10 (Pasternack) | PE7438-10 (Pasternack) |
|---|---|---|---|---|
| Attenuation Value | 10dB | 10dB | 10dB | 10dB |
| Frequency Range | 0 Hz ~ 2 GHz | 0 Hz ~ 4 GHz | 0 Hz ~ 4 GHz | 0 Hz ~ 4 GHz |
| Power (Watts) | 2W | 2W | 2W | 2W |
| Impedance | 50 Ohms | 50 Ohms | 50 Ohms | 75 Ohms |
| Package / Case | BNC In-Line Module | BNC In-Line Module | BNC In-Line Module | BNC In-Line Module |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | RoHS Compliant | RoHS Compliant |
| Product Status | Active | Active | Active | Active |
Engineering Selection Recommendations
Recommended Direct Substitutes:
CT3369A-10 and PE7437-10 are suitable direct substitutes for the R412410000 in applications requiring 10dB attenuation, 2W power handling, and 50-ohm impedance matching. Both parts maintain Active product status and comply with RoHS regulations. The extended frequency range of 0 Hz to 4 GHz in these substitutes provides operational compatibility within the R412410000 specified band of 0 Hz to 2 GHz.
Not Recommended for Direct Substitution:
PE7438-10 operates at 75-ohm impedance and is not suitable for direct substitution in systems designed for 50-ohm impedance matching. Use of this part in a 50-ohm system results in impedance mismatch and signal reflection.
Frequently Asked Questions (FAQ)
Q: Can CT3369A-10 be used as a direct replacement for R412410000?
A: Yes. CT3369A-10 meets all critical electrical parameters: 10dB attenuation, 2W power handling, and 50-ohm impedance. The BNC in-line module package is identical. The extended frequency range of 0 Hz to 4 GHz is compatible with the R412410000 operating band.
Q: What is the difference between PE7437-10 and PE7438-10?
A: PE7437-10 operates at 50-ohm impedance and is compatible with the R412410000. PE7438-10 operates at 75-ohm impedance and is not compatible with 50-ohm systems. Impedance mismatch between these parts and the R412410000 application results in signal degradation.
Q: Does the extended frequency range of substitute parts affect compatibility?
A: No. The substitute parts CT3369A-10 and PE7437-10 operate across 0 Hz to 4 GHz, which fully encompasses the R412410000 specified range of 0 Hz to 2 GHz. Extended frequency capability does not compromise operation within the original specified band.
Q: Are all substitute parts RoHS compliant?
A: Yes. R412410000, CT3369A-10, PE7437-10, and PE7438-10 all maintain RoHS compliance. R412410000 and CT3369A-10 are ROHS3 compliant. PE7437-10 and PE7438-10 are RoHS compliant.
Q: What packaging is used for all listed parts?
A: All parts use BNC in-line module packaging, ensuring mechanical compatibility in applications designed for this connector type.
Q: Can PE7438-10 be used in a 50-ohm system?
A: No. PE7438-10 is specified for 75-ohm impedance. Direct substitution in a 50-ohm system creates impedance mismatch and is not recommended.
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