Cancel RF Link Calc Subscription
Published by Black Cat Systems on 2025-07-28Uncover the ways Black Cat Systems (the company) bills you and cancel your RF Link Calc subscription.
🚨 Guide to Canceling RF Link Calc 👇
Note before cancelling:
- The developer of RF Link Calc is Black Cat Systems and all inquiries go to them.
- Always cancel subscription 24 hours before it ends.
🌐 Cancel directly via RF Link Calc
- Mail RF Link Calc requesting that they cancel your account:
- E-Mail: patitofeoinc@gmail.com
- Login to your RF Link Calc account.
- In the menu section, look for any of these: "Billing", "Subscription", "Payment", "Manage account", "Settings".
- Click the link, then follow the prompts to cancel your subscription.
End RF Link Calc subscription on iPhone/iPad:
- Goto Settings » ~Your name~ » "Subscriptions".
- Click RF Link Calc (subscription) » Cancel
Cancel subscription on Android:
- Goto Google PlayStore » Menu » "Subscriptions"
- Click on RF Link Calc
- Click "Cancel Subscription".
💳 Cancel RF Link Calc on Paypal:
- Goto Paypal.com .
- Click "Settings" » "Payments" » "Manage Automatic Payments" (in Automatic Payments dashboard).
- You'll see a list of merchants you've subscribed to.
- Click on "RF Link Calc" or "Black Cat Systems" to cancel.
Have a Problem with RF Link Calc? Report Issue
About RF Link Calc?
1. The EIRP/ERP Calculator computes the EIRP (Effective Isotropic Radiated Power) and ERP (Effective Radiated Power) in both watts and dBm from the transmitter power and antenna gain.
2. You can compute the maximum distance, required transmitter power level, or gain margin.
3. It models the characteristics of an RF link, including Wireless Internet (WiFi) links.
4. The Free Space Loss and Received Signal values are also calculated.
5. RFLinkCalc is a numerical calculation tool for radio engineers.
