On 05/11/2019 09:03, Graeme wrote:
In message , "dennis@home"
writes

the cased gaugemaster controls are quite expensive.

Far and away the most popular option among users today is a unit made by
Circuit Specialists Europe :

https://www.ebay.co.uk/itm/DC-Bench-...de-Adjustable-
0-30V-0-5A-CSI-3005SM/322572099765?epid=1744012887&hash=item4b1acba0b5:g :
1eAAAOSw3uBZr-J3

The problem with those is they current limit and not trip on a short.
This means there could be enough current flowing to do some damage if
you don't notice and turn it off quick.