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Lightning Strike Protection

Posted: Wed Jan 24, 2024 4:28 pm
by KX4QC
Disconnect and ground it. ARRL insurance.

Ok, that said, what else do I do? What do you do?

I have a big, high offset dipole with a remote tuner that is just asking to be hit. -And was! :(

What went wrong, and what's better now?
Grounding was just 3 x 8-foot rods, now 8 rods around the house, and joined to the domestic appliance grounding.
A heavyweight Gas discharge with capacitor (Polyphaser) is now connected to the grounding system.

Convenient disconnect and grounding of the antenna and the remote tuner is shown:
ant_tuner_knifesw_crop_sm.jpg
These switches came from Amazon:
Antenna: TWTADE Disconnect Knife Switch 63A 220V 2 Pole Double Throw DPDT Power Disconnect Switch HK11-2P-63 ASIN ‏ : ‎ B0B2W2RSN1
Tuner: 32A 4 Pole Double Throw Knife Switch, PA ABS Material Home Industrial Circuit Breaker Knife Switch ASIN ‏ : ‎ B0B9MY1846

There are lots more available switches like these, so see what you like...

Connections:
Antenna: Safe - Antenna disconnected and sho…login to view the rest of this post