# Weird topic in MQTT explorer - am I spamming broker?

**URL:** <https://discourse.nodered.org/t/weird-topic-in-mqtt-explorer-am-i-spamming-broker/15235>\
**Category:** General\
**Created:** [7 September 2019 13:59 UTC](https://discourse.nodered.org/t/weird-topic-in-mqtt-explorer-am-i-spamming-broker/15235 "2019-09-07T13:59:23Z")\
**Posts on this page:** 1\
**Showing post:** 10

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**Author:** ![877](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/877/32/8207_2.png) [@877](https://discourse.nodered.org/u/877)\
**Post date:** [7 September 2019 21:51 UTC](https://discourse.nodered.org/t/weird-topic-in-mqtt-explorer-am-i-spamming-broker/15235/10 "2019-09-07T21:51:16Z")

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Hi, I’m actually reading every 100ms, it’s the sample window which is 50ms long. So essentially 50ms sampling and 50ms resting. I may be wrong and am happy to be corrected.

Source:

> **[Adafruit Microphone Amplifier Breakout](https://learn.adafruit.com/adafruit-microphone-amplifier-breakout/measuring-sound-levels)**
>
> This guide shows how to assemble the Microphone Amplifier and connect it to an Arduino for measuring sound levels.

Yes flooding is a much better description 👍

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