The receiver has a considerable frequency drift, even more than I expected.
When I visit next time I may have a better RX at hand. - if there is enough time to ge one going.
Filters: Crystals, LC, Mechanical, SAW, etc.
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*I thought this was an interesting look at filters and crystals. And even
mechanical filters. Remember: Those little SAW containers became the
lapel pi...
20 hours ago
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