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# L3 Harris / L-3 Communications 49072011-1 FPP4 MUXbus Transition Board

_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: L-3 Communications
- Model: 49072011-1
- Condition: Used and in Excellent Condition
- Price: Quote only
- Availability: In stock
- Warranty: 1-Year Warranty with 30-Day Return Guarantee
- ITAR restricted: No
- Shipping weight: 4 lb, estimated
- Shipping dimensions: 12X9X6 in, estimated

## Categories

- Test Equipment > Electrical Test > Adapters (primary)
- Test Equipment > Telecom Test > Communications Parts
- Military and Embedded Equipment > Embedded & Industrial > Other Modular

## Details

Part Number: 49072011-1

## Overview

Facilitates high-speed, multiplexed data bus (MUXbus) signal transition and integrity management for embedded processing platforms. Operates as an interface board within specialized FPP4-compatible real-time systems, connecting core processors to peripheral I/O modules. Features proprietary high-density connectors for MUXbus and control plane integration. Primarily used in mission-critical applications requiring robust data aggregation and distribution, such as avionics, defense, and industrial control systems where modularity and reliability are paramount.

## Function

Facilitates data transfer between MUXbus systems and other electronic systems, providing signal conversion and protocol adaptation. Integrates into avionics systems via specialized connectors, ensuring reliable communication between disparate data networks. Includes interfaces for power supply, signal conditioning, and timing synchronization. Designed for high-speed, multi-channel data processing, supporting both analog and digital signal paths. Allows seamless integration with onboard equipment through modular connection points, reducing installation complexity and enhancing data exchange efficiency in complex aerospace environments.

## Platform

Designed for integration within digital multirate routing switcher frames (such as 5RU, 9RU, 15RU, and 28RU Platinum series frames), this transition board supports the MUXbus interface for modular interconnection and signal routing. It operates as a hardware interface board enabling communication between distributed input/output and crosspoint modules within a Platinum Frame system, facilitating audio, video, or data module integration and system expansion in mission-critical broadcast or communication applications. Connectivity is typically to other Platinum Frame submodules and system backplane buses.

## Application

FPP4 MUXbus transition board designed to interface between MUXbus backplane systems and external equipment through signal conditioning and routing capabilities. Provides electrical isolation, voltage level translation, and impedance matching for digital and analog signals. Features multiple connector configurations for flexible system integration with avionics, test equipment, or embedded computing platforms. Supports high-speed data transfer protocols and includes EMI/RFI shielding for harsh electromagnetic environments. Enables seamless communication between legacy MUXbus architectures and modern interface standards in military, aerospace, and industrial control applications.

## Accessories

Requires integration with a compatible FPP4 MUXbus mainframe or chassis for operation; connects to the MUXbus backplane. Provides interface via a 15-pin D-sub DC power connector and a 9-pin D-sub connector for monitor and control functions. Physical RF connections are K-type female connectors; optical interfaces employ FC/APC connectors. Designed for transition or adaptation between MUXbus modules within the L3Harris system architecture.

## Interface

MUXbus connector provides digital multiplexed data interface for avionics systems. Features military-grade multi-pin rectangular connector with screw-lock mechanism. Transition board design enables interface conversion between MUXbus protocol and standard digital I/O. Board-level mounting with edge connector or pin header interfaces for PCB integration. Supports 1553B-compatible signal levels and timing requirements. Operating temperature range -55°C to +85°C for military applications.

## Images

- <https://www.artisantg.com/itemimages/l3_harris_l_3_communications_49072011_1_view1_2025918102429.jpg>
- <https://www.artisantg.com/itemimages/l3_harris_l_3_communications_49072011_1_view2_2025918102429.jpg>
- <https://www.artisantg.com/itemimages/l3_harris_l_3_communications_49072011_1_view3_2025918102429.jpg>
- <https://www.artisantg.com/itemimages/l3_harris_l_3_communications_49072011_1_view4_2025918102429.jpg>
