[TowerTalk] bonding to AC power box or inside fuse panel?

Patrick Greenlee patrick_g at windstream.net
Mon Jan 21 18:07:27 EST 2013


Did you mean to say you were connecting the RF ground buss to the breaker 
panel?  All the equipment tied to a single point and that single point 
either is or is run to round rods, metal under ground water pipes or ... 
But... don't hook the breaker panel ground (green wires) to the RF ground 
buss.

If I got it wrong, someone please explain it to me simply.

Patrick AF5CK

-----Original Message----- 
From: Jeff Blaine
Sent: Monday, January 21, 2013 4:51 PM
To: towertalk at contesting.com
Subject: [TowerTalk] bonding to AC power box or inside fuse panel?

Question on the optimal routing of strap to realize a single point ground.

My shack antenna entrance panel and the mains AC power meter box are along 
one wall b  separated by about 20b .  There is a ground system under the 
antenna entrance panel b  with the usual set of polyphasers for the coax and 
MOV for the control lines.

The breaker boxes are on the inside of the same wall, a couple of feet below 
the power meter mains inlet.

The shack is centered along the same inside wall; about 5b  from the breaker 
box on the left, and about 15b  or so to the antenna entrance panel.  On the 
shack table is a bus-bar where the gear is individually connected to in a 
star-configuration; one braid-type jumper from the bus bar to each shack rig 
or accessory.

Whatb s the best way to effect a single point ground in this combination?

I think that a single strap run from the bus-bar to the antenna entrance 
box.  And another run from the bus-bar to the breaker box.  Both of those 
runs would be inside the house and along the shack wall.  However, I also 
see that itb s desirable to bond the meter to the antenna entrance panel 
outside of the house.  Or should I do both?  Or something else?

Thanks.

73/jeff/ac0c
www.ac0c.com
alpha-charlie-zero-charlie

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