30 MHz Test Circuit Schematic (Engineering Test Circuit)

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+50V

30 MHz Test Circuit Component Part List

T1

9:1 Transformer, 25 ohm Flexible Coax with extra shield .090 OD 15” Long

T2

1:4 Transformer, 50 ohm Flexible Coax .225 OD 15” Long

FB1

Toroid, 1.7” OD .30” ID 220u 4 Turns

FB2

Surface Mount EMI Shield Bead

FB3

Toroid, 1.7” OD .300” ID 220u 3 Turns

RFC1

Toroid, 0.5” OD 0.30” ID, 125u 4 turns 12 awg wire

PCB

0.062” Woven Fiberglass, 1 oz. Copper, 2 Sides, er = 2.55

C1, C4, C6, C7, C8, 0.01 uF ATC Chip Cap

C5

470 pF ATC Chip Cap

C9, C11, C12, C13 0.01 uF ATC Chip Cap

C10

10 uF 63V Electrolytic Capacitor

C2, C3

750 pF ATC Chip Cap

C14

100 uF 63V Electrolytic Capacitor

R1, R3

1K ohm 1W Chip Resistor

R2

680 ohm 3W Wirewound Resistor

SD2921

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