---
title: "衰减器 - Reviews, Revenue and Downloads in China | Apple App Store"
description: "衰减器是一款实用工具，能帮助使用无线电频率源的用户计算衰减后的功率和电压。  用户可以指定输入电压（Vpp 或电压调节模块）以及衰减值（dB），以计算输出电压、功率和衰减量。此外，可设置阻抗，通常系统默认为 50 Ω。  该工具特别适用于核磁共振（NMR）应用，通过参考功率和脉冲计算脉冲功率，结果以瓦（W）、dBm 和 dB 表示。  该工具还可测量当地磁场，考虑到周围静态磁场的影响。  最后，该"
---

# 衰减器 — China
> 核磁共振计算用

![衰减器 App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/5f/9c/45/5f9c45d3-b58a-1aa8-8d80-b5f1fa2e9089/AppIcon-0-0-1x_U007emarketing-0-4-85-220.png/434x0w.png)

**Developer:** [Tim Burrow](https://apptail.io/developer/tim-burrow-Mcoc)
**Category:** Utilities
**Rating:** 4.3/5 (11 ratings)
**Price:** Free
**Bundle ID:** ca.timothyburrow.attenuationutility1
**Store:** Apple App Store
**Country:** China
**Version:** 5.50 (released 2026-07-01)
**Original Release:** 2010-04-22
**Languages:** English, French, Japanese, Korean, Chinese, Spanish

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/cn/app/app/id367216554)
**AppTail Page:** [https://apptail.io/app/attenuator-sVhe/china](https://apptail.io/app/attenuator-sVhe/china)

## 衰减器 Description
衰减器是一款实用工具，能帮助使用无线电频率源的用户计算衰减后的功率和电压。

用户可以指定输入电压（Vpp 或电压调节模块）以及衰减值（dB），以计算输出电压、功率和衰减量。此外，可设置阻抗，通常系统默认为 50 Ω。

该工具特别适用于核磁共振（NMR）应用，通过参考功率和脉冲计算脉冲功率，结果以瓦（W）、dBm 和 dB 表示。

该工具还可测量当地磁场，考虑到周围静态磁场的影响。

最后，该工具还具备当地大气压力测量功能。

## 衰减器 Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/7c/75/18/7c7518c8-5b43-5c7d-6fd7-93f2c76719e0/Simulator_Screenshot_-_iPhone_16_Pro_Max_-_2024-12-28_at_20.02.56.png/1320x2868.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/1d/ba/8a/1dba8a8e-94c4-e979-655a-a79b33e9a855/Simulator_Screenshot_-_iPhone_16_Pro_Max_-_2024-12-28_at_20.02.59.png/1320x2868.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/23/2a/76/232a76b9-c0b9-bb15-a95e-bf3d7cb795de/Simulator_Screenshot_-_iPhone_16_Pro_Max_-_2024-12-28_at_20.03.03.png/1320x2868.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/ec/d7/b7/ecd7b741-f215-227a-d96b-8aa1adf216df/Simulator_Screenshot_-_iPhone_16_Pro_Max_-_2024-12-28_at_20.02.52.png/1320x2868.png)
- [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/b5/71/2e/b5712eb3-8f48-45b7-a735-37a8f9c56b3a/Simulator_Screenshot_-_iPhone_16_Pro_Max_-_2024-12-28_at_20.02.45.png/1320x2868.png)

## 衰减器 Rating Breakdown in China
- 5 stars: 3 (27%)
- 4 stars: 8 (73%)
- 3 stars: 0 (0%)
- 2 stars: 0 (0%)
- 1 stars: 0 (0%)

## 衰减器 Reviews in China

### ****- "还不错"
试试看
-- 麦穗不大, 2018-12-04

### ****- "小软件"
不错
-- jijilijlimininin, 2018-05-07

### ****- "比较实用"
比较实用，只有手机时还是不错的
-- 音鸿, 2018-04-21

### ***** "很不错，我推荐"
很不错，而且还有磁场，气压实时测试
-- 渡渡的智能生活, 2018-03-31

### ***** "好用"
好用的工具 不错
-- 虫虫子子儿, 2018-02-23

### ****- "先用用看，主要想用衰减器这个功能"
功率换算也需要
-- Ylu029, 2017-07-12

### ****- "必须评论？"
看样子还不错，先给4分
-- 王app, 2017-05-08

### ****- "用用试试看"
无意中看到的，先试一试
-- 封建思想肯定不行呢, 2017-02-24

### ****- "还不错"
还不错
-- hicuup97, 2016-10-13

### ****- "感觉不错"
适合本行业的人使用
-- 123456agmgmj, 2016-06-23

[View all 衰减器 reviews and detailed analytics on AppTail](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=reviews)

## 衰减器 In-App Purchases
| Item | Price |
|------|-------|
| 永远删除广告 | ¥15.00 |



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## 衰减器 Available In
- [China](https://apptail.io/app/attenuator-sVhe/china)
- [United States](https://apptail.io/app/attenuator-sVhe/united-states)
- [France](https://apptail.io/app/attenuator-sVhe/france)
- [Germany](https://apptail.io/app/attenuator-sVhe/germany)
- [Australia](https://apptail.io/app/attenuator-sVhe/australia)
- [Canada](https://apptail.io/app/attenuator-sVhe/canada)
- [Greece](https://apptail.io/app/attenuator-sVhe/greece)
- [Czechia](https://apptail.io/app/attenuator-sVhe/czechia)
- [Algeria](https://apptail.io/app/attenuator-sVhe/algeria)
- [Finland](https://apptail.io/app/attenuator-sVhe/finland)
- [Indonesia](https://apptail.io/app/attenuator-sVhe/indonesia)
- [Iceland](https://apptail.io/app/attenuator-sVhe/iceland)
- [South Korea](https://apptail.io/app/attenuator-sVhe/south-korea)
- [Kazakhstan](https://apptail.io/app/attenuator-sVhe/kazakhstan)
- [Lebanon](https://apptail.io/app/attenuator-sVhe/lebanon)
- [Lithuania](https://apptail.io/app/attenuator-sVhe/lithuania)
- [Malaysia](https://apptail.io/app/attenuator-sVhe/malaysia)
- [Norway](https://apptail.io/app/attenuator-sVhe/norway)
- [Philippines](https://apptail.io/app/attenuator-sVhe/philippines)
- [Poland](https://apptail.io/app/attenuator-sVhe/poland)
- [Romania](https://apptail.io/app/attenuator-sVhe/romania)
- [Saudi Arabia](https://apptail.io/app/attenuator-sVhe/saudi-arabia)
- [Sweden](https://apptail.io/app/attenuator-sVhe/sweden)
- [Thailand](https://apptail.io/app/attenuator-sVhe/thailand)
- [Taiwan](https://apptail.io/app/attenuator-sVhe/taiwan)
- [Uzbekistan](https://apptail.io/app/attenuator-sVhe/uzbekistan)
- [United Arab Emirates](https://apptail.io/app/attenuator-sVhe/united-arab-emirates)
- [Vietnam](https://apptail.io/app/attenuator-sVhe/vietnam)
- [Austria](https://apptail.io/app/attenuator-sVhe/austria)
- [Azerbaijan](https://apptail.io/app/attenuator-sVhe/azerbaijan)
- [Belgium](https://apptail.io/app/attenuator-sVhe/belgium)
- [Bulgaria](https://apptail.io/app/attenuator-sVhe/bulgaria)
- [Brunei](https://apptail.io/app/attenuator-sVhe/brunei)
- [Switzerland](https://apptail.io/app/attenuator-sVhe/switzerland)

---

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