Eric,

Any particular diode you recommend?

73,
Bill
K9YEQ

-----Original Message-----
From: elecraft-boun...@mailman.qth.net
[mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Eric Swartz - WA6HHQ,
Elecraft
Sent: Wednesday, May 01, 2013 1:19 PM
To: Merv Schweigert
Cc: elecraft@mailman.qth.net
Subject: Re: [Elecraft] P3 Noise signature

IMPORTANT -  If you do this, make sure to protect the P3 IF input with back
to back diodes. Static electricity on the whip antenna can harm the input
pre-amp. (Ask me how I know..)

I made an adapter here with a male-female BNC terminator with the back to
back diodes internally instead of the 50 ohm resistor.

I power the P3 with a 10 cell AA alkaline battery pack to search for RFI.

73,

Eric
elecraft.com

On 5/1/2013 10:10 AM, Merv Schweigert wrote:
> Use your P3,  put an antenna on the IF port and it will receive 
> signals on the freq that you see the interference,  power it off a 
> small battery and walk around or use a directional antenna to pinpoint 
> the location of the interference,
> P3 will tune the band needed.
> One of the uses for the P3 that is overlooked, Merv K9FD/KH6
>

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