# Thoughts on optimizing gain

**URL:** <https://discussions.flightaware.com/t/thoughts-on-optimizing-gain/44482>\
**Category:** ADS-B Flight Tracking\
**Created:** [January 9, 2019, 8:11pm UTC](https://discussions.flightaware.com/t/thoughts-on-optimizing-gain/44482 "2019-01-09T20:11:23Z")\
**Posts on this page:** 1\
**Showing post:** 342

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**Author:** ![hbokh](https://sea1.discourse-cdn.com/flex019/user_avatar/discussions.flightaware.com/hbokh/32/116680_2.png) [@hbokh](https://discussions.flightaware.com/u/hbokh)\
**Post date:** [August 9, 2019, 9:49am UTC](https://discussions.flightaware.com/t/thoughts-on-optimizing-gain/44482/342 "2019-08-09T09:49:37Z")

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I’ve posted my setup before, but it won’t hurt posting it again:

- FA antenna
- FA Pro Stick (orange)
- FA SMA Filter (dark blue, model 2019)
- 5 m coax LMR200

This setup is running from inside 99% of the time. On sunny days I put the antenna outside.  
View of the horizon is hardly possible in a downtown city center.  
To give you an impression, I’m somewhere at the green arrow:

 ![Location](https://us1.discourse-cdn.com/flex019/uploads/flightaware/original/3X/9/4/945f095158e65d57fdfdc6489a0354ee93f1c33a.jpeg)

Highrise next to me to the north & NW; even higher at 100m to the SW; multiple GSM-masts around; etc.  
Here’s a view of my **total** range over the last couple of 4 months, exported from VRS:

 ![Receiver-range](https://us1.discourse-cdn.com/flex019/uploads/flightaware/original/3X/3/9/3902c23ee689d1eced1de2e6b9eab2a302f26cb3.jpeg)

After more than 3 years running an ADS-B receiver, I’m pretty sure it won’t get better than this without jumping hoops (aka drilling holes in my house) to put the mast outside 24/7.

Well… as long as I get the FlightRadar24 free business account I’m happy with this. 🤑

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