Technology

Loudspeaker Cone Repair with Vacuum Cleaner

Audio Technology
Loudspeaker Cone Repair with Vacuum Cleaner

I digged some old and still nice speakers from my basement, but on one of the speakers the central portion of the cone technicaly known as a ‘dust cover’ was pressed towards inside, so I thought of some kind of vacuum to pull it back. It’s not perfect since its old cone and it certanly […]

Voltcraft PHT-01ATC pH Probe Repair

Electronics Technology
Voltcraft PHT-01ATC pH Probe Repair

Inside pH probe meter: Recently I have purchased digital pH probe Voltcraft PHT-01 ATC for my aquarium. I paid only 10 EUR for it, since it was broken, but virtually new. I though I should try to repair it and learn something about pH probes in the process. I was lucky to succed. Voltcraft PHT-01 […]