Version: 13. Sepe,mer 2004
2
Preface to building 3
The Speaky Transceiver, preface 3
technical data 4
Description of individual stages 4
Band Switching 4
Local Oscillators 5
RX Input 5
RX IF section 6
Sideband oscillator 7
8MHz SSB Generation 7
Transmitter 8
CW Logic, T/R switching 8
Stabilization 9
Options 9
Building the speaky 10
Section 1, Voltage Regulation 10
Testing section 1 11
Section 2, T/R Switch 12
Testing Section 2 13
Section 3, DDS VFO 14
Assembling the S-Meter 15
Testing Section 3 15
Section 4, AF Amplifier 16
Testing Section 4 17
Section 5, Carrier osc. and Switch 18
Testing Section 5 19
Section 6, BFO IF Amp, AGC 20
Testing Section 6 21
Section 7, IF Amplifier, IF Filter 22
Torroid School 23
Testing Section 7 25
Section 8, PLL 26
Testing Section 8 29
Section 9, RX/TX Mixer, LPF1 30
Winding Instructions TR1 31
Testing Section 9 32
Section 10, SSB Generator/Amp 33
Testing Section 9 34
Section 11, TX driver and PA 35
Winding Instructio TR5 36
Pin Placement 38
TrimPot Placement 38
Adjustments 39
Building the Frequency Counter 40
Partlist Bandmodul 80m 44
Partlist Bandmodul 40m 45
Partlist Bandmodul 20m 46
Partlist Bandmodul 15m 47
Partlist Bandmodul 10m 48
The Low Pass Filter 49
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