Miscellaneous information



For multimeters (DMM) see DMM information and reviews or DMM selection table


My lab is down, failed switch and how to fix it




AC-DC 12V 3A MeanWell RS-35-12 Switching Power supply




Hantek CC-65 Current Clamp




Seeeduino Nano




Status for 2019




AC-DC 24V 1A Aineuu TS24-24 Switching Power supply




DC-DC Boost converter 2-24V to 2-28V 2A MT3908





Converter DC-DC 3-6V to 9V 5W SD XMDZ




PowerFalcon PD laptop charging cable




USBEE AX PRO Logic Analyzer 8 channels 24MHz




DC-DC Step updown 2.5V-15V to 3.3V




Equipment Logic Analyzer 8 channels 24MHz UK




Converter DC-DC 3A 4.75-23V to 1.0-17V




Converter DC-DC 10A 8.5-48V to 10-50V 250W




Converter DC-DC 0.6A 1-5V to 5V




230VAC-DC 5V 2A Switching Power supply




AC to DC Car Power Adapter




Test of DC-DC 7A 9-60V to 3-32V




Test of DC-DC 10A 6.5-60V to 1.25-30V





USB 5V to 12V module with heatshrink




Oscilloscope Aarontek DSO338




Small Oscilloscope DANIU DSO188




12V 1.25A Power supply S-15-12




Status 2018




MeanWell 5V 2.4A Din Rail Mount DR-15-5




Mains adapter 5V 2A DC PLIU-1077




Power supply frontend DPS5005-USB 50V/5A with Bluetooth and USB interface




Power supply frontend DPS5020-USB 50V/20A with Bluetooth and USB interface




DANIU 1M 4mm Banana to Banana Plug Shrouded P1050




DANIU 1M 4mm Banana Plug to Alligator Clip




DANIU 1M 4mm Banana to Banana Plug Soft Silicone Test Cable




Thermal Imaging Camera HT-02D




Internal Resistance Tester YR1035




West Mountain Radio CBA HR (Battery analyzer)




Status 2017




Vapcell Internal Resistance Tester YR1030




Power meter (TS-836)




Electronic Energy Meter TS-838




Zhurui Power Recorder PR10




Power supply frontend DPH3205 32V/5A with buck/boost converter




Component tester Multifunction Tester T1




Status 2016




Power supply frontend DPS5015 50V/15A




Electronic load 60W




Status 2015




Performance test and review of 5V to 12V 6W boost converter




Performance test and review of mains to 5V 0.6A Hi-Link HLK-PM01




A look at QI (Wireless power transfer)



Performance test and review of 0.9V-5V to 5V 600mA boost converter




Performance test and review of 20W DC-DC Step Down Voltage Regulator



Status for 2014




Semiconductor tester Peak DCA75




Component tester MK-168




LCR tester Peak LCR45




Component tester Fish8840




My lab setup


What equipment I uses and how it is arranged.

Measuring on a Flashlight


A illustrated guide on how to make the most common electrical measurements on a flashlight.


Standby/parasitic current drain
Not all lights can be turned completly off, some will always draw a little current from the battery.