Benutzer-Werkzeuge
alphapocwatchdescription
Unterschiede
Hier werden die Unterschiede zwischen zwei Versionen angezeigt.
| Beide Seiten der vorigen Revision Vorhergehende Überarbeitung | Nächste Überarbeitung Beide Seiten der Revision | ||
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alphapocwatchdescription [2023/02/09 15:38] on6rf |
alphapocwatchdescription [2023/02/09 15:39] on6rf |
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| Those pagers can sometimes be found on UHF, but adjusted for 459MHz. Setting the Rx frequency back to 439.98750MHz works, but the antenna is highly desensitized and the PLL might not lock everytime. Here is a small guide for tuning one back on our bands. | Those pagers can sometimes be found on UHF, but adjusted for 459MHz. Setting the Rx frequency back to 439.98750MHz works, but the antenna is highly desensitized and the PLL might not lock everytime. Here is a small guide for tuning one back on our bands. | ||
| Tools needed: | Tools needed: | ||
| - | * Spectrum Analyser | + | * Spectrum Analyser |
| - | * Tweezers | + | * Tweezers |
| - | * Soldering iron | + | * Soldering iron |
| - | * RF tuning screwdriver (or anything not metal to turn the trimmers) | + | * RF tuning screwdriver (or anything not metal to turn the trimmers) |
| {{ ::alphapoc:alphapoc801w_ham_mod.jpg?direct&600 |Image of Alphapoc 801W, next to the 602 and a Swissphone pager. }} | {{ ::alphapoc:alphapoc801w_ham_mod.jpg?direct&600 |Image of Alphapoc 801W, next to the 602 and a Swissphone pager. }} | ||
alphapocwatchdescription.txt · Zuletzt geändert: 2023/02/09 15:48 von on6rf
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