en:faq
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en:faq [2019/02/23 22:13] – fluktuacia | en:faq [2019/05/01 11:49] (current) – [There are no meteors visible on waterfall, what should I do?] fluktuacia | ||
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==== What computer will I need? ==== | ==== What computer will I need? ==== | ||
- | Current version of detection stations have an built-in computer based on ARM architecture. Therefore there is no other computer necessary for the function of station. | + | Current version of detection stations have an built-in computer based on ARM architecture. Therefore, there is no other computer necessary for a station |
- | You will only need another computer if you want to [[en: | + | You will only need another computer if you want to [[en: |
- | ==== What do I have to do in order to relocate | + | ==== What do I have to do in order to relocate |
- | Before moving | + | Before moving |
- | The station has one switch on module with connected power supply. This switch has to be pressed. | + | The station has one switch on a module with connected power supply. This switch has to be pressed. |
- | After moving the station it has to be turned on again and wait several minutes until it the blue LED on the station’s computer starts to flash again. If the LED does not flash even after several minutes, the file system | + | After moving the station it has to be turned on again and wait several minutes until the blue LED on the station’s computer starts to flash again. If the LED does not flash even after several minutes, the file system |
=== LED on the power module is not working === | === LED on the power module is not working === | ||
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- Check that disconnecting the coaxial cable from the station causes a noise reduction | - Check that disconnecting the coaxial cable from the station causes a noise reduction | ||
- Observe the live spectrogram for a longer period of time using for example an [[en: | - Observe the live spectrogram for a longer period of time using for example an [[en: | ||
- | - Check the local oscillator calibration with (?? Na nejbližším vysílači) | + | - Check the local oscillator calibration with the nearest transmitter, |
- Check if the preamplifier is not damaged (it can manifest as LED flashing on the power module) | - Check if the preamplifier is not damaged (it can manifest as LED flashing on the power module) | ||
==== I cannot tune the local oscillator ==== | ==== I cannot tune the local oscillator ==== | ||
- | - Check I²C cabling, which is used to control the local oscillator. | + | - Check I²C cabling, which is used to control the local oscillator |
- Check if the GPS sees the satellites (e.g. using xgps utility) | - Check if the GPS sees the satellites (e.g. using xgps utility) | ||
- | * If the GPS sees them and has fix, restart frequency-guard. | + | * If the GPS sees them and has a fix, restart |
- | * If the GPS does not have fix, check its antenna and its coaxial cable. | + | * If the GPS does not have a fix, check its antenna and its coaxial cable. |
- | - Check the connectors on both sides of wires connected to [[http:// | + | - Check the connectors on both sides of wires connected to [[http:// |
- | - Replace the GPS antenna. | + | - Replace the GPS antenna |
- | - Use shorter cable with GPS antenna. | + | - Use shorter cable with GPS antenna |
==== Where can I find more detailed documentation ==== | ==== Where can I find more detailed documentation ==== |
en/faq.1550960037.txt.gz · Last modified: 2019/02/23 22:13 by fluktuacia