Roger M Dreyer Memorial frequencies
Roger M Dreyer Memorial (T20) in Gonzales, TX has no control tower, so nobody is sequencing traffic here — you announce your own position on 122.9. Every frequency below is in the order you tune it. · Open on the map
All of Roger M Dreyer Memorial — runways, frequencies, charts and live weatherBefore taxi
- ASOS/AWOS 125.875
- An automated weather station reading the field conditions aloud — wind, visibility, ceiling, temperature and altimeter. It replaces ATIS at a field with no controller to record one. Get the altimeter setting before you descend below the transition altitude.
Taxi & takeoff
- CTAF 122.9
- The common frequency pilots use to announce themselves to each other at a field with no operating control tower. Nobody is controlling traffic — you are self announcing. Report your position and intentions on entry and on each leg of the pattern, and listen well before you transmit.
What to say on 122.9
Nobody is sequencing traffic at T20, so every call is you telling other aircraft where you are. Open and close with the field name so a pilot tuned to a shared frequency knows which airport you mean — 122.9 is not unique to Roger M Dreyer Memorial.
- Inbound, 10 miles out
Roger M Dreyer traffic, Skyhawk one two three four five, one zero miles south, inbound landing runway 15, Roger M Dreyer.
- Entering the pattern
Roger M Dreyer traffic, Skyhawk one two three four five, entering left downwind runway 15, Roger M Dreyer.
- Before taking the runway
Roger M Dreyer traffic, Skyhawk one two three four five, departing runway 15, Roger M Dreyer.
Pattern direction is not always left here — check the T20 traffic pattern before you announce a leg. The Chart Supplement is authoritative if T20 publishes a call name that differs from the airport's. Full guidance →
Every T20 frequency, as one table
| ASOS/AWOS | 125.875 |
|---|---|
| CTAF | 122.9 |
Frequently asked
What is the CTAF at T20?
Roger M Dreyer Memorial is non towered. The common traffic advisory frequency is 122.9 — announce your position and intentions on entry and on each leg of the pattern.
What is the ASOS/AWOS frequency at T20?
ASOS/AWOS at Roger M Dreyer Memorial is 125.875. It is an automated broadcast, so there is no letter to report — just take the altimeter setting and wind.
More about T20
Frequencies from FAA NASR. For planning and education only; always verify against official sources.
Something here wrong or out of date? Report a data problem.