I really hope the answer is "No." Rise/Fall times and waveshape of the RF envelope should be tailored by the mfr for the best signal, not adjustable. 73, Fred ["Skip"] K6DGW Sparks NV DM09dn Washoe County On 6/7/2020 6:35 PM, N4ZR wrote: > Will the K4 have options for setting CW rise and fall times, not just > TXDELAY like the K3? >