Heathkit HX-1681 Help

[Rankin A. (Army) Curtis]

Sounds like the MiniCircuits Labs SBL-1 balanced mixer. They are available 3 for
$10.00 from Dan's at http://www.fix.net/dans.html

Hope this helps.

Army - AE5P
Nacogdoches, the oldest town in Texas

George Gleim wrote:

> Greetings green guys.
>
> Can anyone assist with locating a rather odd Heathkit part number:
> 150-72
> It is U101 on the Het. Osc. Board and mine seems not to be working.  It
> looks like this device mixes 5-5.5mhz from the VFO board with an xtal
> (80-10 meters) and the result is the transmit frequency.  I've got good
> input from the vfo and all of the xtals are working, just NO output (pin
> 1) from this dohickey  The small, 8 pin device in in a metal rectangular
> can marked MCLSBL-1
>
> Thanks in advance!
>
> George
>
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