At 12/22/2005 08:15 AM, you wrote:
>Is there any reason that a relatively cheap MiniCircuits directional
>coupler wouldn't work for this?
>
>P/N Z30-16-5-75 is $29.95
>P/N ZADC-10-4-75 is $54.95
>etc.
Those are 75 ohm units.
Take a look at the ZFDC-10-2. I picked one up at Dayton for a few
bucks. Typical directivity is better than 40 dB through 10-500 MHz. Only
problem is this unit is small signal only (1.5 watts max.), so it normally
would be used on a sweep generator, not a wattmeter.
Bob NO6B
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