[AMPS] Properties of plastics at 10 GHz

Rich Measures measures@vc.net
Thu, 13 Aug 98 15:47:28 -0800


>> So Delrin has virtually no loss at 10GHz, however, it melts readily in 
>> roller coils at HF?
>> 
>> 
>> Rich...
>> 
>> R. L. Measures, 805-386-3734, AG6K, www.vcnet.com/measures  
>> 
>
>Absorption peaks can be very narrow. 

True.  

>That's why I asked for data at 10GHz, 
>and did not do as some suggested and stick some plastic in the microwave oven 
>(2.4 GHz). The reason all microwave ovens use 2.4 GHz is that there is a 
>water absorption peak at 2.4 GHz. Hence you can not make assumptions about the 
>loss at one frequency from the loss at another.

€  What type of coax  exhibits a decrease in loss as frequency increases?
>..........


Rich...

R. L. Measures, 805-386-3734, AG6K, www.vcnet.com/measures  


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