Omni 6 ringing filters

H. L. Serra hlserra@pwa.acusd.edu
Sun, 7 Jul 1996 19:20:58 -0700 (PDT)


Has anyone besides the originator of the .01 bypass mod for Connector 44 
on the IF/AF board noticed an improvement? I found no difference before or 
after installation of the bypass cap. 73, Larry 

On Sun, 7 Jul 1996, Art Searle wrote:

> JAMES T BRANNIGAN wrote:
> > 
> > Art,
> > On my OMNI VI (about 10 months old) IF/AF Board, C25 is .01 bypass
> > from the base of Q4 to ground.
> > Is there a C25 bypass on the  collector of your Q4?
> > Also, the mod re the pass band tuning, did TEN-TEC say what the
> > purpose/result of soldering the resistors to the other side foil was?
> > 
> > 73, jim
> > WB2TPS
> 
> Hi Jim,
> 
> You have found a mistake that I made. I misread the schematic where 2
> traces cross but no dot indicating a junction. However, I had first
> pulled the IF/AF Board and traced the +reg from J44 and I found a .01
> cap. I then look at the schematic to see if I could identify it and
> I obviously goofed. Now this makes me wonder if I looked at the board
> right. I'm too lazy to pull the board again, so if anyone out there
> with a fairly new radio has reason to pull this board please let us
> all know if the mystery .01 cap is really there. Thanks for the 
> correction.
> 
> 73,  Art
> 
> -- 
> Art Searle, WU2K, NY, ARRL Life Member, QRP-L #524, QRP ARCI #9123
> NorCal pending, DXCC MX & CW HR , NRA Benefactor Life Member, 
> NRA Certified Firearms Instructor, Dale Earnhardt Fan Club
> Yosemite Sam "I'm a rootin' tootin' shootin' son of a gun"
>