---
product_id: 311427531
title: "Jiayouy 1Hz-50MHz Crystal Oscillator Tester Frequency Counter Tester Measuring Meter Case Durable DIY Led Kit"
brand: "jiayouy"
price: "$78.32"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/311427531-jiayouy-1hz-50mhz-crystal-oscillator-tester-frequency-counter-tester-measuring
store_origin: US
region: United States of America
---

# Max 30V signal input 1Hz-50MHz frequency range USB & 5-12V battery power Jiayouy 1Hz-50MHz Crystal Oscillator Tester Frequency Counter Tester Measuring Meter Case Durable DIY Led Kit

**Brand:** jiayouy
**Price:** $78.32
**Availability:** ✅ In Stock

## Summary

> 📡 Unlock precision frequency testing — because your projects deserve pro-level accuracy!

## Quick Answers

- **What is this?** Jiayouy 1Hz-50MHz Crystal Oscillator Tester Frequency Counter Tester Measuring Meter Case Durable DIY Led Kit by jiayouy
- **How much does it cost?** $78.32 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/311427531-jiayouy-1hz-50mhz-crystal-oscillator-tester-frequency-counter-tester-measuring)

## Best For

- jiayouy enthusiasts

## Why This Product

- Trusted jiayouy brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Power Flexibility:** Seamlessly switch between USB power or 5-12V external batteries for ultimate portability and convenience.
- • **Smart Power Saving:** Auto-sleep mode kicks in after 15 seconds of inactivity, extending battery life effortlessly.
- • **DIY Enthusiast’s Dream:** Compact, durable acrylic and PCB build designed for hands-on assembly and customization.
- • **Precision Frequency Mastery:** Measure crystal oscillators from 1Hz up to a stunning 50MHz with pinpoint accuracy.
- • **Pro-Grade Frequency Calibration:** Programmable addition/subtraction frequency settings tailor measurements for radio transceivers and advanced gear.

## Overview

The Jiayouy Crystal Oscillator Tester is a compact, durable DIY kit designed to measure crystal oscillator frequencies from 1Hz to 50MHz with a max input signal of 30V. Powered flexibly via USB or 5-12V batteries, it features programmable frequency adjustments and an intelligent power-saving mode, making it an essential tool for electronics professionals and hobbyists aiming for precise frequency diagnostics.

## Description

Jiayouy 1Hz-50MHz Crystal Oscillator Tester Frequency Counter Tester Measuring Meter Case Durable DIY Led Kit

## Features

- The measured crystal oscillator tester signal frequency can reach up to 30V. Five precision resolutions
- The oscillation frequency of most commonly used crystal oscillations can be measured
- Programmable addition and subtraction frequency setting for the measurement of radio transceiver and other equipment
- The power saving mode can be selected. If the frequency is not changed automatically in 15 seconds, the display will be closed automatically
- The power supply range is wide, which can be powered by USB interface of general motors, or 5-12v or 9V battery for external power supply

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Item Weight | 10 g |
| Package Dimensions | 15 x 10.7 x 2.6 cm; 10 g |
| Manufacturer reference | 0 |
| Power Source | Battery Powered |

## Images

![Jiayouy 1Hz-50MHz Crystal Oscillator Tester Frequency Counter Tester Measuring Meter Case Durable DIY Led Kit - Image 1](https://m.media-amazon.com/images/I/61EecLIPQ9L.jpg)

## Frequently Bought Together

- Jiayouy 1Hz-50MHz Crystal Oscillator Tester Frequency Counter Tester Measuring Meter Case Durable DIY Led Kit
- 5pack 9v Battery Clip with 2.1mm X 5.5mm Male DC Plug for Arduino by Corpco
- Signal Generator Kit, XR2206 Precise Function Signal Generator Frequency Module DIY Kit Sine Triangle Square Output Adjustable 1Hz-1MHz, 9-12V Direct Current Input(1 Piece)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-03-04*