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canonical_url: "https://www.artisantg.com/74046-12/K-L-Microwave-8IL41-561-8-U835-4-O-O"
json_url: "https://www.artisantg.com/74046-12/K-L-Microwave-8IL41-561-8-U835-4-O-O.json"
generated_at: "2026-11-07T19:59:39.676Z"
last_updated: "2026-10-14T13:00:51.160-05:00"
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# MPG / K&L Microwave 8IL41-561.8/U835.4-O/O Microminiature Lowpass Filter

_Summary and Categories are this item's record. The description sections and FAQ are machine-assisted and can contain errors; where they disagree with the record, the record is correct, and where description sections disagree with each other, Details wins._

## Summary

- Manufacturer: K&L Microwave
- Model: 8IL41-561.8/U835.4-O/O
- Condition: Used and in Excellent Condition
- Price: $110.00 USD
- Availability: In stock, 1 available
- Warranty: 1-Year Warranty with 30-Day Return Guarantee
- ITAR restricted: No
- Shipping weight: 1 lb, estimated
- Shipping dimensions: 8X8X3 in, estimated

## Categories

- Test Equipment > Electrical Test > Signal Conditioning (primary)

## Details

### Configuration

- Number of Sections: 8
- Series: I-Microminiature
- L-Lowpass
- Package Designator: Style 4
- Cut-Off Frequency: 561.8 MHz
- Supplemental Codes: One dB Bandwidth
- Upper Frequency Stopband Limit: 835.4 MHz
- Input Connector: SMA Female
- Output Connector: SMA Female

## Function

Attenuates RF signals above a 561.8 MHz cutoff frequency while passing lower frequencies. It provides significant out-of-band rejection, particularly beyond 835.4 MHz, utilizing an 8-section design for steep roll-off and integrates into RF systems via SMA female connectors.

## Images

- <https://www.artisantg.com/itemimages/mpg_k_l_microwave_8il41_561_8_u835_4_o_o_view1_2026123142322.jpg>
- <https://www.artisantg.com/itemimages/mpg_k_l_microwave_8il41_561_8_u835_4_o_o_view2_2026123142322.jpg>
- <https://www.artisantg.com/itemimages/mpg_k_l_microwave_8il41_561_8_u835_4_o_o_view3_2026123142322.jpg>
- <https://www.artisantg.com/itemimages/mpg_k_l_microwave_8il41_561_8_u835_4_o_o_view4_2026123142322.jpg>
