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I just added a powered sub to my system and it has a terrible buzz/hum. The buzz/hum only goes away when I unplug the DISH coax from the wall. Based on responses from a previous post and research, it sounds like my dish might not be grounded properly. What do I need to look for to see if...

I just hooked up a subwoofer to my home theater system and have a terrible buzz/humming sound. I did some troubleshooting and the buzz/hum goes away when I unplug my 622 from the wall. Does anyone know of a DISH approved isolator that I can use to eliminate the buzz/hum?

I just checked the back of the 622 that was installed yesterday and it looks like I was given a remanufactured unit (the serial number sticker says remanufactured on it). I know I didn't request a remanufactured unit and it wasn't mentioned when I ordered the upgrade. Is that common practice?

If I install an outdoor OTA antenna, can I just use the DISH Network coax or do I need to run new cable? If I can use it, is there a special way to connect the antenna?

I just upgraded to DISH HD today and now I need an OTA antenna. I live in NW South Bend (Cross Creek subdivision - west of Lilac, between Cleveland and Brick) and according to antennaweb, I'm about 10 miles from the towers. My TV is in the basement and I'm wondering if an internal OTA antenna...

I have an HD upgrade installation scheduled for tomorrow and am wondering if I can just buy an OTA antenna from the installer and have him install it when he upgrades my system. I 'm bundled through ATT and called their DISH customer support to ask about it. The CSR I talked with didn't have a...

I have an HD upgrade installation scheduled for tomorrow and am wondering if I can just buy an OTA antenna from the installer and have him install it when he upgrades my system. I 'm bundled through ATT and called their DISH customer support to ask about it. The CSR I talked with didn't have a...