From 4f8cb8db78c908bc350cd990f116a3ff7d4b9976 Mon Sep 17 00:00:00 2001
From: Scott Powell <ripple_biz@protonmail.com>
Date: Sat, 27 Jun 2026 21:06:01 +1000
Subject: [PATCH] * ACK packets being 'clipped' (in Dispatcher send). Needed to
 extend max_airtime timeout calc for short packets

---
 src/helpers/radiolib/CustomLR1110Wrapper.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/helpers/radiolib/CustomLR1110Wrapper.h b/src/helpers/radiolib/CustomLR1110Wrapper.h
index fc5052839..c6b1acb47 100644
--- a/src/helpers/radiolib/CustomLR1110Wrapper.h
+++ b/src/helpers/radiolib/CustomLR1110Wrapper.h
@@ -26,6 +26,11 @@ public:
     return rssi;
   }
 
+  uint32_t getEstAirtimeFor(int len_bytes) override {
+    auto airtime = RadioLibWrapper::getEstAirtimeFor(len_bytes);
+    return airtime < 200 ? 200 : airtime;   // at least 200 millis
+  }
+
   void onSendFinished() override {
     RadioLibWrapper::onSendFinished();
     _radio->setPreambleLength(preambleLengthForSF(getSpreadingFactor())); // overcomes weird issues with small and big pkts