---
type: product
schema_version: 1
stock_number: "53001-1"
canonical_url: "https://www.artisantg.com/TestMeasurement/53001-1/Phase-Matrix-1231A-Pulsed-Microwave-Frequency-Counter"
json_url: "https://www.artisantg.com/TestMeasurement/53001-1/Phase-Matrix-1231A-Pulsed-Microwave-Frequency-Counter.json"
generated_at: "2026-11-07T03:51:54.443Z"
last_updated: "2026-04-29T19:05:39.180-05:00"
---

# Phase Matrix / EIP 1231A 20 GHz Pulsed Microwave Frequency Counter

_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: EIP
- Model: 1231A
- Condition: Used and in Excellent Condition
- Price: Quote only
- Availability: Not in Stock
- Warranty: 1-Year Warranty with 30-Day Return Guarantee
- ITAR restricted: No
- Shipping weight: 20 lb
- Shipping dimensions: 20X16X14 in

## Categories

- Test Equipment > Electrical Test > Frequency Counters (primary)
- Military and Embedded Equipment > Embedded & Industrial > VXI & VME > C-Size

## Images

- <https://www.artisantg.com/itemimages/eip_1231a_view1.jpg>