CHEROKEE 1000 BASE RADIO DEAD KEY SETTING

[long night]

Can anyone tell me how to lower the dead key on a Cherokee 1000 base radio. Can it be done with or without parts? How low can it be lowered to? Would like to add low drive amp to it.

Thank you for any help here.

 

[Greg T]

VR4 AM carrier
VR14 ALC ssb

 

[long night]

VR4 AM carrier
VR14 ALC ssb

Thank you Sir.