Igor,

I believe the Heathkit SB-1000 QSK board is similar and I have stored
copies of it over on http://sonic.ucdavis.edu

Look on the amateur radio page.

cheers
skipp

: Igor Sobrokhotov wrote:
: Hi All,

: If anybody can help me, let me know by E-mail, please.

: Thank you in advance,
: Best regards,
: Igor UN7GM