Base antenna query

[magical mole]

trying to find coax cuting guide for 91cm long satuan antenna with no swr ad ! if not wots best small base ant to go for must be cheapish! allso have 21 ft 5/8 silverrod wot to make wire radals 259cm to 264cm recmended is this right

[stampman]

satuan antenna will not be altered by cutting coax and manufactured 5/8 depending on make do not come with ground planes but if you do it let us know the results