[Elecraft] K3 going expeditionary

Fred Jensen k6dgw at foothill.net
Mon Aug 24 19:41:54 EDT 2020


"Had to disconnect main battery terminals to reboot the computer to get 
home."  440 in my old Ford Ranger just cancelled the cruise control if 
it was engaged.  Just like Windoze Jim!

Glad your house has survived ... really hoping for Bob's.

73,

Fred ["Skip"] K6DGW
Sparks NV DM09dn
Washoe County

On 8/24/2020 3:45 PM, Jim Brown wrote:
> On 8/24/2020 9:03 AM, Mike Short wrote:
>> RFI on audio, agreed. Noise on DC, not so much. Routing is the most 
>> important factor for DC power. It is hard to get enough turns on the 
>> proper size wire to make a difference.
>
> Yes, routing is important. But what you're missing is that a major 
> issue is RF getting into the vehicle's computers, and the RF noise 
> from those computers getting into our DC wiring. I learned this the 
> hard way with my 2006 big Toyota SUV. Calling CQ barefoot on 20M SSB 
> put the car's computer into "limp-home" mode in the NV high desert. 
> Had to disconnect main battery terminals to reboot the computer to get 
> home.
>
> 73, Jim K9YC



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