[Elecraft] 2.13 beta

[Lyle Johnson]

> ...I can now only drop to 150 hz in data mode, not 50 like I was able to with 2.10
> Any one else seeing this.

50 Hz and 100 Hz BW are available in PSK D.

The reason they are not available in other data modes is because they 
are not applicable (AFSK and FSK D), or the fact that the center 
frequency allowed for the sharpest FIR filters is limited to something 
under 2 kHz makes them not general.

73,

Lyle KK7P