I have a Fluke77 too, with the rubber boot, from the same era as
yours. Only thing I don't like about it is that it doesn't measure
capacitance.
>I've got one of these I've had since they were new. It is probably the best
>portable voltmeter I have even owned. Away from the bench, this is the only
>thing I ever use. I have one of the rubber things that Fluke makes for them
>to slip into for more shock resistance.
>
>I prefer it to the newer 80 series meters because it doe not auto-range. I
>hate auto ranging when I am looking for 115 VAC and the things are giving me
>milivolts. The only negative comment I have about this meter is that the
>VAC is not true RMS. However, when compared to true RMS meters, it is damn
>close.
>