SoftRock Lite for 455 kHz IF use C3 470 pF
C4 270 pF C5 180 pF R6 22.1k L1 89T of #30 on a T50-1 core (79 uH) T1 31T of #30 on primary and 17T of #30 in each of the two secondary windings "bifilar" over the top of the primary on a T30-2 core (4.1 uH on primary) C21 1500 pF C22 0.033 uF Crystal X1 is 3.560 MHz with JP1 holes 2 and 3 jumpered for divide by 8 (x8). QSD clock frequency at about 444 kHz ----- Original Message ----- From: kcmuthumani To: [email protected] Sent: Sunday, May 25, 2008 11:33 PM Subject: [softrock40] Soft rock lite 6.2 input filter Hi, I finally built the softrock 6.2 kit that I had ordered ages ago, but I have to find the values for the 6.2lit front end for 455khz. I searched the posts and the files section. The files section has the docs for the 6.0 455khz if not the 6.2 lite version. Does anyone know the values. Thanks Kelvin-
