--- In Doepfer_a100@yahoogroups.com , "dwaldman6" <dwaldman61@c...>
wrote:

> --- In Doepfer_a100@yahoogroups.com , "ilanode"
> <techmeier@w...> wrote:
> > --- In Doepfer_a100@yahoogroups.com , "dwaldman6"
> <dwaldman61@c...>
> > wrote:
> > > The antennae must be positioned straight up, lest they swing
> > > down under their own weight. The problem is in the jack
> itself.
> > > Standard 1/8"/3.5mm isn't snug enough to keep it seated.
> > >
> > > Are the antennae as effective when they're collapsed
> > >
> > > Does anyone else have this problem What did you do
> about it
> >
> > Hi! My theremin's antennaes remain firmly seated in any
> position!
> > For the past weeks they're in horizontal position without any
> sign
> > that they will swing down. Regards Ilanode
>
> They stay put even when fully extended

Definitely! Regarding to my experience Doepfer must have used totally
different jacks since I never faced a similar problem! I bought mine
second hand right after D. started the production. I assume they were
originally bought on the occasion of their first ( ) presentation on
a fair and passed on to me in mint condition.