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- Erzeugung von Nadelimpulsen mit Step-Recovery-Diode
- *
- *Schaltung
- ri 1 2 50
- rl 14 0 50
- rline 7 0 10k
- ck1 2 3 100nf
- ck2 11 13 100nf
- ct 4 6 57pf
- ca 8 9 120pf
- *235pf ca variieren
- lk1 3 4 2nh
- ldr 4 5 100.e-6
- lct 6 0 5nh
- lt 4 8 39nh
- lca 9 0 5nh
- ls 10 11 8nh
- ld 11 12 3nh
- lk2 13 14 3nh
- t1 14 0 7 0 z0=377 td=500ps
- d1 0 12 ma44300
- *Strommessung
- vls 8 10 dc 0
- *Vorspannung
- vv 5 0 dc 0.4
- *HF-Generator
- vg 1 0 sin(0 8.485 100meg 0 0)
- * DIODE MODEL ma 44300
- *Vereinfachtes Modell der Step-Recovery-Diode MA 44300
- *Umschaltzeit nicht beruecksichtigt
- .MODEL ma44300 D(N=1.77 IS=1.02N RS=1 CJO=15PF BV=50 IBV=100U TT=200N m=0.5
- +vj=1)
- * DEFINITION FOR TRAN - ANALYSE
- *.TRAN TSTEP TSTOP [TSTART [TMAX]] [UIC]
- .TRAN 20p 110n 100n 20p
- *
- * DEFINITION FOR PRINT TRAN - ANALYSE
- .PRINT TRAN v(2) v(14)
- .PRINT TRAN v(8) v(12)
- .PRINT TRAN i(vv) i(vls)
- .PLOT TRAN v(2) v(12)
- .PLOT TRAN i(vv) i(vls)
- *
- .OPTIONS limpts=10000 itl5=0 numdgt=7 acct
- .END
-