Feeling the need to clamp

Preamble

After watching Balance Charging: Can you parallel charge?, I realised that I needed a clamp meter. But which one?

I had already purchased a UNI-T UT71D DMM, see Choosing which Multimeter to buy, and I was very happy with it, so the UNI-T clamp meter seemed a logical choice.  Everyone seems to have the UNI-T 210E. However, there are a myriad of other options.

Continue reading Feeling the need to clamp

Advertisements

LiPo chargers again

Preamble

Following on from GhettoVaper – an extended GhettoVape III, I thought that I would add, if possible, the ability to balance charge the LIPos via a micro USB port. However, as the battery configuration is 2P, and not 2S, it may not be possible.

This time we are looking at PCB chargers, and Battery Management Systems (BMS).

Continue reading LiPo chargers again

APM Power Modules

Preamble

This blog leads on from the blogs Flight Controllers, see the section on APM/Additional Required Extras, (in particular Safetly Use CLONE APM Power Modules), as well as Low Voltage Warning for CC3D. There are varying reports that claim that these devices can pass the full battery voltage to the flight controller and fry it, but there are also others that say that this is scaremongering – so who is telling the truth? Also there are cheaper clones versions that lack certain components. This article explores both of these points.

Continue reading APM Power Modules