Thanks for the link.   My lab unfortunately is limited to 11 GHz.



----- Original Message ----- 
From: "Vasile Surducan" <piclist9@gmail.com>
To: "Microcontroller discussion list - Public." <piclist@mit.edu>
Sent: Wednesday, May 02, 2007 6:34 AM
Subject: Re: [EE] GUNN Diodes


> On 5/2/07, Alan B. Pearce <A.B.Pearce@rl.ac.uk> wrote:
>> >I'm sure you know this frequency will request very high
>> >quality microwave guides, with gold plated surfaces and
>> >mirror aspect quality.
>>
>> The guys here doing the terahertz stuff were using micromachined 
>> waveguides
>> in semiconductors. We also have a special group doing THz waveguide 
>> stuff.
>> See http://www.mmt.rl.ac.uk/
>
> This is super technology.
> I know how much cost a 40Ghz coaxial cable so I'm not asking about the
> mixers used for measurements or about guides.
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