Yes you can parallel high voltage capacitor into module and the double or triple it. You need 30KV or higher cap. Better buy the ready stock, ~10000pf in total is sufficient.
https://shopee.ph/High-Voltage-Cera...08&xptdk=3e2e72db-dd11-4c6b-b7af-602fd8d56b08
DC load is reduced as blocking cap is use to isolate DC in output and freq. response should improve.
https://shopee.ph/High-Voltage-Cera...08&xptdk=3e2e72db-dd11-4c6b-b7af-602fd8d56b08
DC load is reduced as blocking cap is use to isolate DC in output and freq. response should improve.