[ARC5] Spoofing (Was ARC-18 / -28 ... "Radio Comm...)

[J. Forster]

There was a spoofing WS19 also. I doubt DFing could distinguish between
one transmitter and several representing tanks in a group.

-John

===============


> On 25 Apr 2011 at 11:11, Nick England wrote:
>
>> Speaking of bumps - I'm currently reading a book about Allied WW2
>> deception operations. It mentions "spoof vans" which had airborne gear
>> installed and would drive around airfield perimeters so that enemy DF
>> would think a squadron was there instead of elsewhere. The
>> transmitters were fitted with some vibration device to mimic the
>> warble from actual aircraft operation. Fascinating, Captain - anyone
>> ever heard of or seen such a thing?
>
> Not too long ago, there was a very short article in Electric Radio
> Magazine
> concerning a British add-on to the BC-610 which enabled it to spoof a
> complete radio net. It had several "channels", all "about" on the same
> frequency, which, as the device cycled from one "channel" to the next,
> varied
> power, adjusted the "chirpiness" of the oscillator, raised and lowered
> power
> output, bias to the final, even filament voltage. It even changed
> bypassing to
> one of the channels so that the signal output had a bit of hum on it, all
> to
> "spoof" a complete radio net.
>
> The author mentioned that he didn't have the complete device or its
> complete documentation, but couldn't see how they varied the position of
> the
> various stations, and that anyone who was good at DFing would easily
> determine that all 6 "stations" were in one place.
>
> I wonder if this device was part of your "spoof vans"?
>
> Ken W7EKB
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