You can apply a layer of silicon on the back of it. If weight isn't that
important, you can stir some tin powder into it.
Klas.
At 20:44 2002-08-05 -0400, you wrote:
>Klas Strandberg wrote:
>>
>> Walt, I have heard of people using two Telinga dishes put together with a
>> suitable fibre in between. It's said to be very effective in situations like
>> below, to keep noise away.
>
>I didn't have my spare dish along, but even the single layer did help.
>As did getting just as close as I could to be able to turn the gain down
>as much as possible. I was keeping the dish just barely above the top
>leaves of the bush. I went all around it until I found the best I could get.
>
>I knew going down I was going to be in a residential area, so was not
>surprised with what I found. Except that the frogs had softer calls than
>I'd expected.
>
>I'll try to get some of the filtered recording up on my page for the
>frogs. Considering the conditions it's not too bad.
>
>I have, at times, considered casting a layer of foam on the back of the
>telinga dish. It does let more sound through than I'd like. I never roll
>it up anyway.
>
>Walt
>
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