diff --git a/4410-4412.tex b/4410-4412.tex
index 587a4de..0784923 100644
--- a/4410-4412.tex
+++ b/4410-4412.tex
@@ -340,7 +340,7 @@ RF switches (1ns temporal resolution) on each channel provides 70 dB isolation.
     Low frequency power & $P(f)$ & & & -20 & dBm & 100 kHz output \\
     & & & & 10 & dBm & 1 MHz output \\
     \hline
-    Frequency & $f_{in}$ & 1 &  & 400 & MHz & \\
+    Frequency & $f_{out}$ & 1 &  & 400 & MHz & \\
     \hline
     Attenuation & $\frac{P_{out}}{P_{dds}}$ & -31.5 & & 0 & dB & \\
     \hline