The capacitors are not, as far as we are aware, available singly, and
are relatively expensive unless bought in bulk.
The cost of having the circuit board manufactured professionally in
small numbers would be prohibitive.
Unless you have the required skills, a DIY circuit board is likely to
end up being a mess and unreliable, especially in the environment in which
it will be required to operate.
The EasyCap is patented and the subject of design right
protection, and we will do everything necessary to protect our intellectual