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Forum: Help With Reception

1-Feb-2011, 2:30 AM

Replies: 19

KGO (7.1) reception issue Palo Alto, CA 94301

Views: 20,563

Posted By rohit

thank you all for all the information and...

thank you all for all the information and suggestions - all very helpful !

i think the right combo for this situation/issue is a separate Yagi Uda VHF antenna and to do it right, add FM-rejection...

Forum: Help With Reception

1-Feb-2011, 12:14 AM

Replies: 19

KGO (7.1) reception issue Palo Alto, CA 94301

Views: 20,563

Posted By rohit

i am using a $2 balun bought from Frys (300 Ohm...

i am using a $2 balun bought from Frys (300 Ohm to 75Ohms) - thats the only one they carry.

even with longer elements, i cant get Ch7, Ch12 reception is really good even with longer dipole length....

Forum: Help With Reception

29-Jan-2011, 11:44 PM

Replies: 19

KGO (7.1) reception issue Palo Alto, CA 94301

Views: 20,563

Posted By rohit

Ch 7 kept fading in/out at the lower antenna...

Ch 7 kept fading in/out at the lower antenna position so tried the dipole alone as suggested by 'GroundUrMast'. Interesting result - still no Ch-7 though the dipole pulls in Ch12 (KNTV/NBC) very...

Forum: Help With Reception

29-Jan-2011, 9:42 PM

Replies: 19

KGO (7.1) reception issue Palo Alto, CA 94301

Views: 20,563

Posted By rohit

Tried the following things: - made the 4221...

Tried the following things:
- made the 4221 modifications as suggested in link above (digitalhomes.ca) - made little difference to VHF, improved UHF channels approx 10-20% as measured by tv in...

Forum: Help With Reception

29-Jan-2011, 2:37 AM

Replies: 19

KGO (7.1) reception issue Palo Alto, CA 94301

Views: 20,563

Posted By rohit

thanks for the replies - poor SWR will certainly...

thanks for the replies - poor SWR will certainly kill signal in a hurry on this antenna and power is likely not an issue (VHF propagation is better vs. UHF as pointed out above).

i really dont...

Forum: Help With Reception

29-Jan-2011, 1:49 AM

Replies: 19

KGO (7.1) reception issue Palo Alto, CA 94301

Views: 20,563

Posted By rohit

I should clarify - the DB4 antenna I installed is...

I should clarify - the DB4 antenna I installed is ChannelMaster 4221 (bought at local Frys) -- does anyone know if it is cutting off VHF band @ the Balun?

I am receiving KNTV (NBC, Ch 12 210MHz)...

Forum: Help With Reception

29-Jan-2011, 12:05 AM

Replies: 19

KGO (7.1) reception issue Palo Alto, CA 94301

Views: 20,563

Posted By rohit

I did run a tvfool report before installation and...

I did run a tvfool report before installation and thought since it is close enough (27 miles LOS) , the db4 might pick it up - - guess not.

the tvfool report is here: ...

Forum: Help With Reception

28-Jan-2011, 9:47 PM

Replies: 19

KGO (7.1) reception issue Palo Alto, CA 94301

Views: 20,563

Posted By rohit

KGO (7.1) reception issue Palo Alto, CA 94301

Hi
I put up a DB4 antenna 18ft off the ground to see what I can get -- I can reliably receive all channels listed @ tvfool for my address (zip 94301) except KGO (7.1). The signal strength (as...

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