Connected Virtual Serial Port Pairs
A Connected Virtual Serial Port Pair allows two applications to communicate via COM ports without the need for physical COM port hardware:
Three Connected Virtual Serial Port Pairs are recommended:
com0com is free to licensed radio amateurs
VSP Manager is free to licensed radio amateurs
FabulaTech Virtual Serial Port products are available to licensed amateur radio operators for a $5 fee:
"FABULATECH is now offering the HAM RADIO COMMUNITY a very special offer. If you are an official HAM RADIO OPERATOR with an OFFICIAL HAM RADIO LICENSE, any where in the world, you may request a complimentary license key for any of their products listed below that you want to use for your own HAM RADIO operations. Please include an explanation of how you plan on using their products for HAM RADIO operations, Please also add a post here in this article to help support FabulaTech by commenting about how useful FabulaTech has been in your HAM RADIO setups. please contact: sales@fabulatech.com with an email request and include a copy/scan/picture of your current official ham radio license."