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generated_at: "2026-11-07T04:43:02.558Z"
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# Measurement Computing / ComputerBoards PCI-QUAD04 Quadrature Encoder Input 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: ComputerBoards
- Model: PCI-QUAD04
- Condition: New From Surplus Stock
- Price: Quote only
- Availability: Not in Stock
- Warranty: 1-Year Warranty with 30-Day Return Guarantee
- ITAR restricted: No
- Shipping weight: 1.5 lb, estimated
- Shipping dimensions: 9X9X3 in, estimated

## Categories

- Test Equipment > Electrical Test > Encoders (primary)
- Military and Embedded Equipment > Embedded & Industrial > PCI

## Details

This unit is also known as NI PCI-QUAD04.

This unit is sealed in the manufacturer's static bag.

Part Number: 194245A-01

## Function

PCI bus quadrature encoder interface board with 4 channels of 24-bit LS7266R1 dual-axis counters supporting quadrature (1.2 MHz max clock) and single-pulse (30 MHz max) modes, binary/BCD counting, programmable index, 8-bit prescalers, digital filtering; configurable single-ended/differential inputs (±12V range, 200 mV sensitivity); 8259 interrupt controller (polled mode, selectable IRQs); cascadable to 96 bits.

## Images

- <https://www.artisantg.com/itemimages/measurement_computing_computerboards_pci_quad04_view1_2026331144757.jpg>
- <https://www.artisantg.com/itemimages/measurement_computing_computerboards_pci_quad04_view2_2026331144757.jpg>
