Videos

Building a 100watts RF dummy load using an RF resistor

RF dummy load resistor can now be easily obtained from majority of popular online shops so obtaining one and building…

4 years ago

Replacing NanoVNA toggle switch with more rugged push button tactile switches

NanoVNA toggle switch replacement with push button tactile switches NanoVNA devices is generally well built in my opinion except for…

4 years ago

Restoring Diamond F22A antenna

Restoring Diamond F22A amateur radio antenna Diamond F22A antenna is a two element 2m 7/8 wave high performance FRP (Fibre…

4 years ago

Enabling battery status indicator on NanoVNA

Battery status indicator on the NanoVNA Most available NanoVNA on the market has a working firmware that works from 50Khz…

4 years ago

How to change NanoVNA Firmware

The NanoVNA Firmware updating warning: If you came to this article via search engine or from my youtube channel, the…

4 years ago

3×5 Cross Yagi tear down for easy storage

This 3x5 Cross Yagi can be totally tear down for easy storage. After the procedure we are left with just…

5 years ago

Pencil Torch conversion to continuous flow butane soldering system

Pencil Torch is a good tool for soldering materials requiring extra heat. However care must be taken to successfully use…

5 years ago

UHF Yagi antenna 435-445 frequency sweep analysis

This is a short video demonstrating the performance of N1201SA RF Vector Impedance Analyzer in comparison with Diamond SX400 SWR…

5 years ago

N1201SA VNA – VSWR read out compared to Diamond SX400

Diamond SX400 VSWR Meter features So for quick specifications the Diamond SX400 The SX400 measures forward and reflected power and…

5 years ago

3 Elements Yagi nominal range at 5 watts

This is a testing video for 3 Elements Yagi (Lightweight End Mount) using a portable HT Cignus UV85 (A Baofeng…

6 years ago