Re: [IRCA] 1540

[Steve Francis <amdxmail@xxxxxxx>]

The code IDs were high-pitched, sounding as if a telephone dial tone had been used to generate them.

Steve Francis
Alcoa, Tennessee



-----Original Message-----
From: Nick Hall-Patch <nhp@xxxxxxxx>
To: Mailing list for the International Radio Club of America <irca@xxxxxxxxxxxxxxxx>
Sent: Sat, Dec 31, 2011 2:32 am
Subject: Re: [IRCA] 1540


Just KXEL here with a variable null on KXPA.   What pitch were the CW 
Ds, just in case there's a chance of using audio filtering to dig them out?

est wishes,
Nick


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