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Alan 39 CB-Radio


Adjustment

Block Diagram
Adj.Description
T1RF Input
T2IF 10.7MHz
T3VCO Coil Receiver
T4Discriminator Coil
T5AM-Demodulator
T6VCO Coil
T7Transmitter
T8Transmitter
VR1Squelch
VR3FM Deviation (Modulation)
VR5AM Modulation
VC2PLL Reference Frequency - 10.240 MHz

Modification

Channels

BandFrequency
B26.165MHz - 26.555MHz
C26.565MHz - 26.955MHz
D26.967MHz - 27.405MHz
E27.415MHz - 27.805MHz
F28.205MHz - 28.815MHz

COMPONENTS

2S2078 Finale Transistor
2S2314 Driver Transistor
LM386N Audio Power Amplifier
TDA2003 AM Modulation Amplifier
KA22495 FM IF-Amplifier and Mixer
KA3361 FM IF-Amplifier and Discriminator (Demodulator)
KS8805 Serial Input PLL Frequency Synthesizer
Schematic Diagram (PDF)