[Photo] 6 Watt Frequency Modulation (FM) Broadcast Amplifier

6 Watt Frequency Modulation (FM) Broadcast Amplifier

Component list

Quantity

Component parameters and description

Numbering
2 470 pF mica capacitor C1, C5
1 75 pF mica capacitor C2
1 39 pF mica capacitor, or 25-80p mica trimmer capacitor C3
1 12 pF mica capacitor, or 10-50p mica trimmer capacitor C4
2 0.001 uF porcelain dielectric capacitor (marked 102, .001, or 1n) C6, C8
2 0.1 uF ceramic dielectric capacitor (marked 104, .1, or 100n) C7, C9
1 22 uF electrolytic capacitor (note the positive and negative levels) C10
1 A hollow coil with a diameter of 1.2mm copper wire and a diameter of 6.5mm 1 turn L1
1 1 uH choke inductor (RF choke) L2
1 A hollow coil wound with a 1.2mm diameter copper wire is 6.5mm in diameter and 2 turns elongated to 4mm L3
1 A hollow coil wound with a 1.2mm diameter copper wire is 6.5mm in diameter and 3 turns elongated to 6mm L4
2 A hollow coil wound with a copper wire with a diameter of 0.8mm has a diameter of 6.5mm and 5 turns elongated to 8mm L5, L6
1 56 ohm resistor put a magnetic bead on the base end of Q1 R1
1 2SC1971 RF transistor Q1

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[Photo] 40 Watt Frequency Modulation (FM) Broadcast Amplifier

Indicators and characteristics of the circuit: component list

Published on 2006-04-15 20:51 • 272 views
[Photo] 40 Watt Frequency Modulation (FM) Broadcast Amplifier
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