Projects

Got this one purchased on Ebay and shipped from France ! I got pretty bashed up in the transit 🙁 Specs Video Teardown Photos Power Supply Repair Power supply was diagnosed as non working and voltages were super low. After using ESR meter I was able to identify 2 bad electrolytic Read More

Summary I have design yet another version of an adapter to use modern batteries in place of AIWA LIB-902 or JVC BN-R3610 3.7 V Lithium battery for vintage MD walkmans as JVC XM-R70 No commercial use allowed, no selling printed model allowed and no derivative of any kind allowed Read More

Found this baby in Thriftstore with leaked batteries inside and hardened lubricant. Also speaker was busted ! Specs Video Photos Read More

Let see how this Ikea VINDRIKTNING air quality sensor works ! Specs From IKEA website: This sensor checks the air quality by detecting particles (PM2.5) in your home. Use your own power cord and adapter to easily turn on and use the sensor. You just need to connect it to a USB-C Read More

Here we have it! After several years I’ve developed new version of Bluetooth ( BLE ) controller for very popular Bescor MP 101. Hardware Bescor MP 101 Adafruit ItsyBitsy nRF52840 7 Pin DIN header Some wires Source code Android App – Read More

Several years ago someone just gave me this old iPhone 3GS as non working, I could not figure out what is the problem and kept it in drawer for years. But recently I decided to review this old guy and give it another life. So i purchased new battery, took screwdriver and starter Read More

I wanted to buy a slider for a long time, but instead of buying one I decided to utilize my brain and 3D printer in order to make it 😀 This is a very simple version of a camera / smartphone slider for shooting time-lapse. It does not require fancy parts or bearings. 3D printing Read More

Yet another Sensor Tag – Bluetooth Smart Sensor Tag! Here is another Sensor packed Bluetooth Smart Sensor Tag evaluation/development kit from Broadcom ! Sensor Tag Technical Specifications: Includes multiple low-power MEMS sensors ( gyroscope – L3GD20 , Documentation Read More

When puck is much smarter then you may think… Sensor Puck ! Lets look at development module featuring environmental and biometric sensors with Bluetooth 4 LE from Silicon Labs. Silicon Labs released their Development module to feature biometric sensor SI1147, it Read More

Old school still looks good ! Set of High Resolution photos of Fluke 8600A, this was taken during tear down and repair. Fluke was successfully repaired, main problem was detached input, broken tab and contacts clean-up on ganged switches.   This is how I repaired broken case Read More