--- type: product schema_version: 1 stock_number: "78594-1" canonical_url: "https://www.artisantg.com/78594-1/Infinite-Electronics-90-50205" json_url: "https://www.artisantg.com/78594-1/Infinite-Electronics-90-50205.json" generated_at: "2026-11-07T12:54:41.325Z" last_updated: "2026-10-15T14:45:46.113-05:00" --- # Infinite Electronics / MilesTek 90-50205 5-Stub Bus Coupler _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: Infinite Electronics - Model: 90-50205 - Condition: Used and in Excellent Condition - Price: $595.00 USD - Availability: In stock, 4 available - Warranty: 1-Year Warranty with 30-Day Return Guarantee - ITAR restricted: No - Shipping weight: 1 lb, estimated - Shipping dimensions: 8X8X3 in, estimated ## Categories - Military and Embedded Equipment > Couplers / Terminators (primary) - Military and Embedded Equipment > ARINC & 1553 ## Details ### Configuration - Bus Option: (2) Bus Jacks - Transformer Ratio: 1.41:1 - R1-R10 Stub Resistor Value: 59 Ohm, 2W, 1% - Termination: Non-Terminated ## Function Passive RF bus coupler that distributes a main line signal into a two-port bus with five stub loads, using a 1.41:1 transformer to transform impedance between line and stubs; fixed 59 ohm, 2 W, 1% resistors provide stub loading; stubs are non-terminated, enabling multi-node impedance matching in a dual-bus configuration. ## Images - - - -