From a39a8044b6eb59c24eea47f943093e5b6e7f552b Mon Sep 17 00:00:00 2001
From: levi <levi@gitea.com>
Date: Sun, 8 Feb 2026 00:45:34 +0100
Subject: [PATCH] added zweitor bildchen

---
 src/cheatsheets/Schaltungstheorie.typ | 49 +++++++++++++++++++++++++--
 1 file changed, 46 insertions(+), 3 deletions(-)

diff --git a/src/cheatsheets/Schaltungstheorie.typ b/src/cheatsheets/Schaltungstheorie.typ
index 5fb93f8..e077af4 100644
--- a/src/cheatsheets/Schaltungstheorie.typ
+++ b/src/cheatsheets/Schaltungstheorie.typ
@@ -1663,15 +1663,58 @@
     columns: (auto, auto, auto, 1fr, 1fr, 1fr),
     [*Name*], [*Schaltbild*], [*Ersatz-Schaltbild*], [*Eigenschaften*], [*Beschreibung*], [*Knotenspannungs Analyse*],
 
-    [Nullor], [], [], [], [$ A = mat(0, 0; 0, 0) $], [],
+    [Nullor], [], [#scale(x: 50%, y: 50%, zap.circuit({
+          import zap: *
+          import cetz.draw: content, line
+          joham.nullor("nullor", (0,0))
+        }))], [], [$ A = mat(0, 0; 0, 0) $], [],
 
     [OpAmp \ lin], [], [], [], [], [],
 
-    [OpAmp \ $U_"sat+"$], [], [], [], [], [],
+    [OpAmp \ $U_"sat+"$\ (4-polig)], [#scale(x: 100%, y: 100%, zap.circuit({
+          import zap: *
+          import cetz.draw: content, line
+          zap.opamp("opamp", variant: "ieee",(0,0))
+
+          //-
+          zap.wire((0,0.45),(-1.3,0.45))
+          //+
+          zap.wire((0,-0.45),(-1.3,-0.45))
+          //out
+          zap.wire((0,0),(1.3,0))
+          // mass
+          zap.wire((0,0),(0,-1.1))
+
+          joham.norator("null-op", 
+          (0.2,0),(0.2,0), 
+          scale: .4)
+
+        }))], [], [], [], [],
 
     [OpAmp \ $U_"sat-"$], [], [], [], [], [],
 
-    [VCVS], [], [], [], [$ H' = mat(0, 0; mu, 0) quad A = mat(1/mu, 0; 0, 0) $], [],
+    [VCVS], [#scale(x: 100%, y: 100%, zap.circuit({
+          import zap: *
+          import cetz.draw: content, line
+          //tor1
+          wire((-1,0), (-1.75,0))
+          node("n2_1", (-1.75, 0))
+
+          wire((-1.75,2.5),(-1,2.5), i: (content: $i_1$, anchor: "south"))
+          node("n2_1", (-1.75, 2.5), f:$f$)
+
+
+          //tor 2
+          zap.dvsource("dv1", 
+          (0,2.5),(0,0), u:$alpha u_1$, i:$i_2$)
+          
+
+          wire((0,0), (1.3,0))
+          node("n2_1", (1.3, 0))
+          wire((0,2.5), (1.3,2.5))
+          node("n2_2", (1.3,2.5), n:"o-o")
+          
+        }))], [], [], [$ H' = mat(0, 0; mu, 0) quad A = mat(1/mu, 0; 0, 0) $], [],
 
     [VCCS], [], [], [], [$ G = mat(0, 0; g, 0) quad A = mat(0, -1/g; 0, 0) $], [],