QRPproject Speaky HF Transceiver Manuals

Manuals and User Guides for QRPproject Speaky HF Transceiver. We have 1 QRPproject Speaky HF Transceiver manual available for free PDF download: Manual

QRPproject Speaky Manual

QRPproject Speaky Manual (53 pages)

5 Band CW SSB PSK Transceiver

Brand: QRPproject | Category: Transceiver | Size: 1 MB

Table of Contents

Table of Contents
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
  - Testing Section
    5
- RX if Section
  6
- Sideband Oscillator
  7
- 8Mhz SSB Generation
  7
- Transmitter
  8
- CW Logic, T/R Switching
  8
- Stabilization
  9
- Options
  9
  - Testing Section
    9
Building the Speaky
10
- Section 1, Voltage Regulation
  10
  - Testing Section 1
    11
- Section 2, T/R Switch
  12
- Section 3 DDS VFO
  14
  - Assembling the S-Meter
    15
- Section 4, AF Amplifier
  16
- Section 5, Carrier Osc. and Switch
  18
- Section 6, BFO if Amp, AGC
  20
- Section 7 if Amplifier, if Filter
  22
  - Torroid School
    23
- Section 8 PLL
  26
- Section 10, SSB Generator/Amp
  33
Section 11, TX Driver and PA
35
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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