September 20, 1985 HD-8999 Bulletin No: UltroPro CW Keyboard HD-8999-1 In Manual [PN 595-2941-01], the schematic shows the incorrect labels on the leads of Q12 and Q13. The transistor symbols are correct, however, the labels for the emitter and collector are interchanged. Make this correction to your shop schematic for future reference. ------------------------------------------------------------------------------------------------------------------- December 20, 1985 HD-8999 Bulletin No: UltroPro CW Keyboard HD-8999-2 Seven Segment Display Change The seven-segment displays at V201-V204 are changed: From [PN 411-861] to [PN 411-884]. -------------------------------------------------------------------------------------------------------------------- Thats everything I hold up to 1989 that covers the HD-8999. Enjoy! -------------------------------------------------------------------------------------------------------------------- 73 de Joe W7LPF/4 [NNN0KUU] QWCA - SOWP - NCVA - FISTS - RCC Gordonsville, Va 22942 [Orange Co]