[Elecraft] Toroids and SSB board

Tom Hammond NØSS [email protected]
Thu May 30 17:39:01 2002


Steve:

>1. The toroid transformers T1 and T2 have 22 turns of red which are 
>supposed to occupy 80-90% of the core. It seems hard for me to wind them 
>short of almost 100% (but NOT overlapping) and still get a good fit with 
>the board. Is this a problem as long as the windings don't overlap??

NOT a problem.

>2. The two rfcs are supposed to be mounted on the top of the board. The 
>outline on the bottom shows a horizontal layout, but I can't see space on 
>the top for anything but a vertical mounting between RP1 and X3. is 
>vertical correct??

Originally, the RFC's were of the solenoidal type AND bottom-mounted. 
However, they've since been replaced with toroidal RFC's which must be 
mounted on the TOP of the board, and VERTICALLY.

Preceed... you're right on track.

73,

Tom Hammond   N0SS