diff --git a/client/public/version.js b/client/public/version.js
index 619caf5..879280b 100644
--- a/client/public/version.js
+++ b/client/public/version.js
@@ -1,5 +1,5 @@
 // Maintainer-controlled web client version.
 // Format: YYYY.MM.DD Rn (example: 2026.02.20 R2)
-window.CHGRID_WEB_VERSION = "2026.02.22 R194";
+window.CHGRID_WEB_VERSION = "2026.02.22 R195";
 // Optional display timezone for timestamps. Falls back to America/Detroit if unset/invalid.
 window.CHGRID_TIME_ZONE = "America/Detroit";
diff --git a/client/src/audio/spatial.ts b/client/src/audio/spatial.ts
index b24ff7b..e81cd06 100644
--- a/client/src/audio/spatial.ts
+++ b/client/src/audio/spatial.ts
@@ -111,7 +111,8 @@ function resolveDirectionalProfile(
     return { attenuationFactor: 1, offAxisRatio: 0 };
   }
   const span = Math.max(1, 180 - halfCone);
-  const offAxisRatio = Math.max(0, Math.min(1, (diff - halfCone) / span));
+  const linearRatio = Math.max(0, Math.min(1, (diff - halfCone) / span));
+  const offAxisRatio = linearRatio * linearRatio * (3 - 2 * linearRatio);
   return {
     attenuationFactor: 1 - offAxisRatio * (1 - rearGain),
     offAxisRatio,