Quoted from ATS Yahoo Group
Another ATS4A on air.Posted by: "rv3apm1" firstname.lastname@example.org rv3apm1Thu Mar 10, 2011 2:49 am (PST)
Thanks for this group and thanks Steve for nice job.
Now Built my small nice ATS4 A. Good CW tone , Pout 5-6W and only 15 m 4W. Good RX.
Not used liquid flux for switches, C55 really 1.0 uF, C46 0.01 uf
BS170, 2N7002 careful to do solder - not good for static