I'm trying to ascertain if my unit is faulty, not trying to change my
It's a shared space for ~5 guys working on various things, from
development stuff to office tasks, including phone calls.
Despite the fairly large room it's very disturbing, even on the other
end (~20m away).
Even if I was just working by myself at home this level of noise would
be a no-go, it's like a vacuum cleaner.
I can't see how this is OK even in a production environment, unless it
was very loud with hearing protection worn anyway.
As for making a venturi work quietly, you just put a silencer on the
output, it is quite simple.
Sure you need to use one that doesn't put up much flow resistance, but
The chinese station sucks about -0.8 bar, the Metcal about -0.6 bar,
so less blocked-off vacuum, I will do exact measuremetns and flow
I'll also play around with some sound dampening material, but as it
is, it's going back for sure.
On Thu, Sep 6, 2018 at 5:46 PM EricJ via Groups.Io