@MattChan
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Feb 12 · 5 min read · Modern networks have quietly moved from “frequency is enough” to time is a product feature. As transport, 5G RAN, and critical infrastructure migrate from legacy TDM toward packet timing, the hard part isn’t only distributing time (PTP) or frequency ...
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Feb 4 · 6 min read · Modern telecom hardware has two “invisible” jobs that make or break real-world performance: Keep frequency and time stable across packet timing (PTP), physical-layer frequency distribution (SyncE), and GNSS-assisted architectures. Keep receivers se...
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Jan 27 · 5 min read · 1) What changed: MC-306 is now NRND, so lifecycle becomes a design variable If your product relies on a 32.768 kHz tuning-fork RTC crystal as an always-on time base (deep sleep / always-on domain), a lifecycle change is not just a sourcing issue—it’s...
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Jan 23 · 5 min read · In modern receivers, surface acoustic wave (SAW) filters often decide whether your front end remains usable in the presence of strong blockers. While reference clocks (TCXO/OCXO) define the phase-noise floor and frequency accuracy of local oscillator...
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Jan 14 · 6 min read · Canonical / source application note (FCom Fuji Crystal):https://www.fujicrystal.com/application_details/saw-filter-gnss-if-rf-front-ends.html Modern receivers live in a brutal reality: the signal you want can be extremely weak, while nearby interfer...
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