[sdiy] HF VCOs and tracking problems

[Paul Perry]

You can easily get ten octaves.
I can't guarantee the linearity or temperature stability, buy I have never 
had any trouble, when I have wanted a wide range audio oscillator.

paul perry Melbourne Australia

----- Original Message ----- 
From: "Karl Ekdahl"
>I've seen some triangle wave cores out there using LM13700 as the principal 
>element, i thought however these weren't >linear enough to be used for 
>VCOs? Anyone know how many octaves one could expect out of a LM13700-based 
>core?


Karl