Tagged reviews

#Communication Equipment

Every review tagged “Communication Equipment” so you can compare the options side by side.

Products
XGS-PON ONU Stick SFP+ (10 Gb/s, SC/APC, 1270/1577nm) vs a GPON Stick: Which One Your Line Actually Needs - and What to Check First
Phones & Telecommunications

XGS-PON ONU Stick SFP+ (10 Gb/s, SC/APC, 1270/1577nm) vs a GPON Stick: Which One Your Line Actually Needs - and What to Check First

This is an ONU on a stick: a full XGS-PON optical network unit shrunk into an SFP+ module that plugs into the SFP+ cage of a router, switch or media converter, so you can drop the ISP's separate ONT box and its extra power brick. The first thing to get right is the standard, because the two are not interchangeable. XGS-PON runs at 10 Gb/s with 1270 nm upstream and 1577 nm downstream and uses SC/APC angled connectors; GPON runs at 2.5/1.25 Gb/s with 1310 nm upstream and 1490 nm downstream and normally uses SC/UPC. Put an XGS-PON stick on a GPON line, or the reverse, and it simply will not register - so confirm with your provider which standard your line runs and check the fibre connector colour on your own patch lead (green APC vs blue UPC). Second, an ONU stick is only as useful as your ISP allows: most operators authenticate the ONT by serial number, MAC or a registration password, so you will often need to clone those onto the stick or have the ISP whitelist it. Make sure your router has a genuine SFP+ port (a 1 GbE SFP cage will not do) and that your provider permits third-party ONTs. The firmware listed here exposes IP, SN and MAC management with a web interface at 192.168.11.1 - ask the seller whether it ships pre-configured for your operator, because a 10 Gb/s stick that cannot register is worse than the ONT you already own. These modules also run hot, which is why this one has a fan: leave airflow around the cage.

USD 138.77
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Mini1300 Antenna Analyzer Review: 0.1-1300MHz HF/VHF/UHF SWR Analyzer with TDR for Ham Radio Antenna Tuning -52%
Phones & Telecommunications

Mini1300 Antenna Analyzer Review: 0.1-1300MHz HF/VHF/UHF SWR Analyzer with TDR for Ham Radio Antenna Tuning

Every ham who has tuned a dipole, checked a mobile whip or hunted a coax fault knows the value of a pocket analyzer: the Mini1300 sweeps 0.1MHz to 1300MHz, covering HF through UHF, and reports SWR, impedance and related parameters on its 4.3-inch display. TDR functionality helps locate cable breaks and shorts, while the DSP-based vector measurement and signal generator modes support more advanced bench work. At $214.08 (52% off) with 98% positive feedback, it undercuts many dedicated SWR meters while spanning a far wider range. Before ordering, confirm your connector type (and any adapter you need), and set expectations: it is a measurement tool for tuning, not a replacement for a calibrated lab instrument.

USD 214.08 USD 446.00
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