NOAA received @ JN48OQ

Here you can find the latest NOAA satellite pictures received at JN48OQ

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Kategorie: Allgemein

Zuletzt aktualisiert: 15. Juni 2019

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Es'Hail - new pre-amplifier

My previously used pre-amplifier (the one in front of the final PA) only delivers a gain of abt. 9dB @2.4GHz. This was far too less for my final PA used.

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Kategorie: Satellite

Zuletzt aktualisiert: 15. Juni 2019

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IoT - Air quality sensor

I found a very interesting air quality sensor board from the Germany company OhmTech on Tindy. One of this magic Bosch Sensortec sensor - the BME680 - is used in conjunction with an STM032F72 microcontroller to give a neat "USB-sensor-stick":

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Kategorie: IoT Internet of Things

Zuletzt aktualisiert: 15. Juni 2019

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Es'Hail - my current setup

My current setup to operate ES'hail & QO-100.

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Kategorie: Satellite

Zuletzt aktualisiert: 12. Juni 2019

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Contesting

Here are some impressions on contest I've participated over the last years ...

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Kategorie: Contest

Zuletzt aktualisiert: 05. Mai 2019

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Bodnar GPSDO - 10MHz Low-Pass Filer

Intro

tbd

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Kategorie: GPSDO

Zuletzt aktualisiert: 28. April 2019

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LimeSDR - Housing

To protect the fragile LimeSDR mini PCB I placed the SDR inside an aluminium case.

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Kategorie: Satellite

Zuletzt aktualisiert: 14. April 2019

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LimeSDR - Measurements

Introduction

tbd

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Kategorie: Satellite

Zuletzt aktualisiert: 14. April 2019

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Es'hail - WLAN Grid antenna

I received a new WLAN grid antenna from a fellow Ham - thanks for this!

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Kategorie: Satellite

Zuletzt aktualisiert: 13. April 2019

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