Original A3S traps have bleed holes at the bottom of the traps. Grass
spiders would get in and build nests. The solution was to cover the holes
with a screen material. Perhaps a drain hole in the end cap solved that
problem. In any case I think drain holes are necessary. Joe
On Thu, Jul 18, 2019, 11:12 AM <n8de@thepoint.net> wrote:
> Not sure what Cushcraft/MFJ is doing with the traps now, but, some
> other manufacturers in the past used sealed traps with a 'bleed hole'
> at the bottom of an end cap.
> 73
> Don
> N8DE
>
>
> Quoting Glenn Pritchard <gpritchard7000@gmail.com>:
>
> > Regardless of how they showed up you still must have vent holes in
> > the traps. I had a MA5B twenty years ago and although it had vent or
> > moisture holes the traps still collected water.
> > Put the traps on a drill press and drill small 1/8 holes in the covers.
> > Make sure when assembled the holes face down.
> >
> > Glenn, VA7UO
> >
> > Sent from my iPhone
> >
> >> On Jul 17, 2019, at 9:35 PM, K9MA <k9ma@sdellington.us> wrote:
> >>
> >> I recently bought some replacement traps for my old A3S from
> >> MFJ/Cushcraft. Unike the originals, the replacements have no vent
> >> holes. Among other problems, the original traps tended to collect
> >> moisture and take a long time to dry out, so I'm concerned that the
> >> replacements might be even worse. Does anyone have any experience
> >> with these unvented traps?
> >>
> >>
> >> 73,
> >>
> >> Scott K9MA
> >>
> >> --
> >> Scott K9MA
> >>
> >> k9ma@sdellington.us
> >>
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