0912-45
0912-45 BROADBAND CIRCUIT
C1 C2
50 VDC
R1
L1
L2
Input 50 Ohms
Z1
Z2
Q1
Z3
Z4
Z5
C7
50 Ohm Output
C3
C4
C5
C6
PC Board Material .010" Dielectric Teflon Fiberglass
Z1=50
W
, .08
l
, = .027"w X .59"L
Z2=2.7
,W
.064
l
, =.80"w X .44"L
Z3=10
W
, .062
l
, =.20"w X .443"L
Z4=3.7
W
, .08
l
, =.55"w X .55"L
Z5=50
W
, .075
l
, =.027"w X .56"L
L1= Inductor #14 wire, 0.7" long
L2= Inductor #18 wire, 1.5" long
August 1996
C1=Capacitor 100 pF "B" (100mil) ATC
C2=Capacitor 68mfd, 75V Electrolytic
C3, C4, C5, C6= Capacitor .35-3.5pF Piston Trimmer
C4=Capacitor 47pF "B" (100mil) ATC
R1= Resistor, 15WK 1/4W
Q1=GHz Transistor 0912-45
All electrical lengths taken at 1.09 GHz