Re: [Elecraft] Problem with K3S build

: [Elecraft] Problem with K3S build Ken, Make sure you have the Sync board installed in the correct slot (not the slot for the sub receiver sync board); additionally, make sure you have the cables connected correctly at both ends of the two cables. One additional check might be to check

[Elecraft] Problem with K3S build

Hello all. Last week I received my K3S/100 (S/N 10270) kit, including KDVR3 recorder, KRX3A second receiver, and .5ppm TCXO. After getting the kit assembled per the assembly manual, I got to the checkout phase prior to installing the 100W amp, and second receiver. The unit powered on as it

Re: [Elecraft] Problem with K3S build

The fact that you're seeing PLL1 and PLL2 indicate that the firmware thinks the older KSYN3 is installed. If it has the KSYN3A, SYN1 and SYN2 would show in the VFO B window, instead. With the K3S's top cover removed, do you see the KSYN3A's green LED on solid? It's visible from the top side.