Read practical explainers, product guidance and industry analysis covering optical transceivers, OEM compatibility, DWDM, AI infrastructure, data centres and the technologies powering next-generation networks.
Explore technical explainers, product guidance and industry analysis from the Carritech Optics team.
Most suppliers will tell you their optics are tested. Very few will tell you what that means. So here is our optical transceiver testing process, in…
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JNP-QSFP-100G-LR4 is a 100GBASE-LR4 QSFP28 transceiver: four wavelengths, one duplex single-mode pair, 10 kilometres. That part is straightforward. What is not straightforward…
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Choosing 400G optics looks like a distance problem. You know how far the link has to go, you pick the part that…
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BiDi transceivers do something that sounds like it should not work: they carry a full-duplex link over a single strand of fibre.…
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The real 400G transceiver cost is not the price on the optic, and every 400G business case starts the same way. Someone…
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Choosing QFX5120 compatible optics is more interesting than it looks. The QFX5120 is the switch a lot of data centre leaf layers…
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The Nexus range gets the data-centre attention, but the switches that actually carry most UK enterprises are Catalyst 9300s in the wiring…
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