[Elecraft] CW listening pitch

[Mike Markowski]

Add in 350 Hz to that and you have a dial tone.  (Really!)

73,
Mike ab3ap

On 02/28/2015 04:14 PM, Joe Subich, W4TV wrote:
>
> 440 Hz is A above middle-C.  Middle C is 261.6 Hz.
>
> 73,
>
>     ... Joe, W4TV
>
> On 2015-02-28 4:05 PM, Don Hall wrote:
>> Years ago I went to 440 (I believe this is middle C) and at 82, still
>> using it. Works for me.
>>
>> 73  Don  K5AQ