[Elecraft] 2nd Run on Z10000 Buffer Amplifiers?

Jack Smith jack.smith at cliftonlaboratories.com
Mon Feb 11 13:35:25 EST 2008


I'm contemplating a second kit run on the Z10000 IF sample buffer 
amplifier, and I'm interested in whether there is any interest in a 
second run.

For the unfamiliar, the Z10000 kit is a small PCB that pulls an isolated 
sample of the K2's IF signal out and makes it available on an SMA 
connector installed on the K2's rear panel. There's a great deal more 
information on it that can be obtained by reading the manual at 
http://www.cliftonlaboratories.com/Documents/Z10000%20Buffer%20Amplifier%20Assembly%20&%20Operation.pdf. 
Also, http://www.cliftonlaboratories.com/k2_interface.htm provides more 
details.

My thought is that with the increasing interest in using a Softrock 
receiver as a K2 panadapter, there needs to be a way to extract the IF  
signal and to prevent the Softrock's nasty local oscillator signal 
(around -40 dBm or stronger) from getting back into the K2. That's 
exactly the purpose for which the Z10000 was built.

The original Z10000 price was subsidized by the associated Z90 
panadapter, which will not be the case on a second run. Hence, there 
will be a price increase to $34.95. If I go ahead with the second run, 
this price will include the PCB, all parts, a cable with the miniature 
coaxial cable and SMA connector installed and a printed copy of the 
assembly and operation manual, and postage within the US. If sufficient 
interest is found, I would make the second run available beginning in 
mid-to-late April.

The kit can be built either in the K2 version (which includes bandpass 
shaped response) or the broadband version, suitable for receivers with a 
different IF. Price is the same, but the universal and K2-specific kits 
will be different products.

Please respond privately to me.

Jack K8ZOA



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