Catenna resistor

Bill Evans bevans at EBSYS.MB.CA
Tue Jul 18 17:13:09 EDT 2000

Bill, I have a Cantenna that also looks great, but now
measures 90 Ohms.  I wish I could return it to its original
50 Ohm condition.  Does anyone have any ideas for me - I'm
on the "high" side?  What caused this unit to go so far off
in value?

Bill Evans, VE4UD
313 Carpathia Road
WINNIPEG, Manitoba, Canada
R3N 1T2
PH:   (204) 489-7434
FAX:  (204) 487-7199
E-MAIL: bevans at
Company Web Site:

>I just bought a HeathKit Cantenna at a hamfest (Its my boat
>anchor!).  After some cleaning and sealing, I checked the
resistor.  It
>measures about 40 ohms!  Double checked it with another
meter and a
>precision resistor.  Yup, its still 40 ohms.  Took it apart
and there is
>no discoloring, blistering, etc. on the resistor.  Looks
like new.
>Damn!  Its supposedly a 10% resistor.
>Is there a way I can nudge the value? :)  I have zero
experience in how
>these resistors are manufactured.  I assume carbon is
deposited on the
>form.  Can I sand it with super fine sandpaper to increase
>resistance?  I'm probably making too much out of this
because the SWR is
>only 1.2:1 instead of 1:1.  But it bothers me.  Is
>(manufacturer) still around?  Should I just have an 807 and
forget it?
>73 es tnx,
>Bill Abate, K3PGB

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