Martindale Army Heliport frequencies
Martindale Army Heliport (MDA · KMDA) in San Antonio, TX has no control tower, so nobody is sequencing traffic here — you announce your own position on 134.1. Every frequency below is in the order you tune it. · Open on the map
All of Martindale Army Heliport — runways, frequencies, charts and live weatherTaxi & takeoff
- CTAF 134.1
- 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 134.1
Nobody is sequencing traffic at KMDA, 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 — 134.1 is not unique to Martindale Army Heliport.
- Inbound, 10 miles out
Martindale Army Heliport traffic, Skyhawk one two three four five, one zero miles south, inbound landing runway 18, Martindale Army Heliport.
- Entering the pattern
Martindale Army Heliport traffic, Skyhawk one two three four five, entering left downwind runway 18, Martindale Army Heliport.
- Before taking the runway
Martindale Army Heliport traffic, Skyhawk one two three four five, departing runway 18, Martindale Army Heliport.
Pattern direction is not always left here — check the KMDA traffic pattern before you announce a leg. The Chart Supplement is authoritative if KMDA publishes a call name that differs from the airport's. Full guidance →
Every KMDA frequency, as one table
| CTAF | 134.1 |
|---|
Frequently asked
What is the CTAF at KMDA?
Martindale Army Heliport is non towered. The common traffic advisory frequency is 134.1 — announce your position and intentions on entry and on each leg of the pattern.
More about KMDA
Frequencies from FAA NASR. For planning and education only; always verify against official sources.