In order to redirect your podcast from Transistor to ART19 - follow these instructions:
1. Login to your Transistor account
2. Navigate to the "Settings" tab of your podcast from the menu on the left-hand side. Then click the "RSS Feed" tab from the header menu.
3. In the RSS Feed Settings, navigate to the "Permanent Redirect (301) of your RSS Feed to another URL"
4. Copy and paste your new ART19 RSS feed URL into the 301 redirect field and save the settings.
If you need additional support or context on redirecting from Transistor, reference their help center article on redirects