Month: March 2024

Fnirsi HS01 Smart Soldering Iron (aka Kaiweets KETS02)

Quite often I am faced with soldering jobs that require portable irons. The HS01 from Fnirsi seemed to fit the bill of my requirements and so I ordered one and after several months of ownership it has proved to be a very useful tool and I wanted to write a small review of it so…


Airspy R2 Repair

This Airspy R2 belongs to a fellow scanning enthusiast. I have replaced the USB socket twice on this unit already. I stated to the owner, use extreme caution when plugging or unplugging from micro USB. It is so important not to be heavy handed when plugging or unplugging the unit. Micro USB sockets are very…


Cheap Multimeter test lead kit (via Aliexpress)

I bought these test leads from a vendor at Aliexpress store. Link to item below https://www.aliexpress.com/item/1005001552039341.html I paid £7 GBP around $8.50 USD including delivery for 3 sets of the “20 Amp” version. There were many positive reviews from buyers of this item on the Aliexpress page.   Two weeks or so after I hit…