RF dummy load resistor can now be easily obtained from majority of popular online shops so obtaining one and building…
NanoVNA toggle switch replacement with push button tactile switches NanoVNA devices is generally well built in my opinion except for…
Restoring Diamond F22A amateur radio antenna Diamond F22A antenna is a two element 2m 7/8 wave high performance FRP (Fibre…
Battery status indicator on the NanoVNA Most available NanoVNA on the market has a working firmware that works from 50Khz…
The NanoVNA Firmware updating warning: If you came to this article via search engine or from my youtube channel, the…
This 3x5 Cross Yagi can be totally tear down for easy storage. After the procedure we are left with just…
Pencil Torch is a good tool for soldering materials requiring extra heat. However care must be taken to successfully use…
This is a short video demonstrating the performance of N1201SA RF Vector Impedance Analyzer in comparison with Diamond SX400 SWR…
Diamond SX400 VSWR Meter features So for quick specifications the Diamond SX400 The SX400 measures forward and reflected power and…
This is a testing video for 3 Elements Yagi (Lightweight End Mount) using a portable HT Cignus UV85 (A Baofeng…