Product Description
Reactel 8C11-3100-X250-M Microwave Bandpass Filter – High Selectivity, 3100 MHz Center Frequency
This used Reactel 8C11-3100-X250-M is a precision microwave bandpass filter designed for critical RF and microwave applications. Reactel, Incorporated is a premier supplier of RF and microwave filters, multiplexers, and related components for military, aerospace, and commercial applications.
Model Number Decoding
The model number provides important clues about the filter’s characteristics:
| Component | Interpretation |
|---|---|
| 8C11 | 8-section bandpass filter, Series C11 |
| 3100 | Center frequency: 3100 MHz (3.1 GHz) |
| X250 | Bandwidth: 250 MHz |
| M | Connector type: SMA (female) |
This indicates a highly selective 8-section bandpass filter centered at 3.1 GHz with a 250 MHz bandwidth, fitted with SMA female connectors.
About Reactel, Inc.
Reactel, Incorporated is recognized as a leading manufacturer of RF and microwave filters, specializing in:
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Bandpass, lowpass, highpass, and bandstop filters
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Multiplexers and integrated assemblies
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Switched filter banks
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Custom filter solutions for demanding applications
Their components are known for high performance, reliability, and repeatability in critical systems.
Key Specifications (Estimated)
| Specification | Details |
|---|---|
| Manufacturer | Reactel, Inc. |
| Model | 8C11-3100-X250-M |
| Type | 8-section bandpass filter |
| Center Frequency | ~3100 MHz (3.1 GHz) |
| Bandwidth | ~250 MHz |
| Number of Sections | 8 – provides steep skirts and high selectivity |
| Insertion Loss | Typical 1-3 dB (depends on design) |
| Rejection | Excellent out-of-band rejection (8-section design) |
| VSWR | <1.5:1 typical in passband |
| Impedance | 50 ohms |
| Connectors | SMA female (both ports) |
| Power Handling | [If known] |
| Operating Temperature | [If known] |
Applications
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Communications Systems: Channel selection and interference rejection at 3.1 GHz
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Radar Systems: Frequency discrimination and harmonic rejection
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Test & Measurement: Spectral cleaning for signal generators and analyzers
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Satellite Ground Stations: Up/downconverter filtering
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Electronic Warfare: Channel selection and band limiting
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Military/Aerospace: Mission-critical RF systems
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Wireless Infrastructure: Base station and repeater filtering
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Research: Laboratory experiments requiring precise frequency selection
Condition
SOLD AS IS
USED – SHOWS NORMAL WEAR (scuffs, minor marks)
RF PERFORMANCE NOT TESTED
NO MOUNTING HARDWARE INCLUDED
PICTURE MAY NOT MATCH PRODUCT
| Weight | 1 lbs |
|---|---|
| Dimensions | 9 × 6 × 1 in |
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