I think you will find Conrad markings at 640 and 1240 kcs we have WSFC on 1240 here in Somerset Ky.
73 Tony wa4jqs
ANTHONY W. (Tony) DePrato WA4JQS Since 1962 South Sandwich Island Dxpedition Group CALLS HELD: WA4JQS/ZS1, WA4JQS/KC4, WA4JQS/4K1 ZD8JQS, V31SS, VP8BZL, VP8SSI, 3Y0PI