For $25-50 I didnt expect much from these tenders....they appear to have the technology of a calculator
The CTEK appears to be a step above.
If you are using a gel cel you have to use the CTek. The tender will not work with all tyes of batteries.
For $25-50 I didnt expect much from these tenders....they appear to have the technology of a calculator
The CTEK appears to be a step above.
Correct - it should be tested when connected to the load. I wouldn't want to see more than 0.01%, which would be about 1 millivolt (rms) or ~3 mv (p-p).
If you are using a gel cel you have to use the CTek. The tender will not work with all tyes of batteries.