FM Circuit Transmitter boster 2SC1971 & 2SC1946A RF-amplifier | RF Circuits

Tuesday, November 8, 2011

FM Circuit Transmitter boster 2SC1971 & 2SC1946A RF-amplifier

2SC1971 & 2SC1946A RF-amplifier

Coil data:

L3, L7      = 5 Turns, DIA. 6 mm, Wire 1 mm CuL (spaced) on one end of the coil (to the
              power supply line) place a ferroxcube bead of approx. 3 mm diameter.
L2, L6      = 2 Turns, Wire 0.4 mm CuL on ferroxcube bead
L4, L8      = VK200 wideband choke
L1, L9, L10 = on pcb
L5          = 2 Turns, DIA. 7 mm, Wire 0.7 mm (spaced)


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