ozQRP MST400 Manuals

Manuals and User Guides for ozQRP MST400. We have 1 ozQRP MST400 manual available for free PDF download: Construction Manual

ozQRP MST400 Construction Manual

ozQRP MST400 Construction Manual (33 pages)

SSB transceiver

Brand: ozQRP | Category: Transceiver | Size: 2.74 MB

Table of Contents

Table of Contents
2
1 Introduction

4
2 Block Diagram

5
- Figure 1 MST Block Diagram
  5
3 Circuit Description

6
- SSB Generator
  6
- Transmit Mixer
  6
- Power Amplifier
  7
- Receive Mixer
  7
- Receive Audio
  8
- Figure 2 SSB Generator
  9
- Figure 3 Transmit Mixer
  10
- Figure 4 Power Amplifier
  11
- Figure 5 Receive Mixer
  12
- Figure 6 Receive Audio
  13
4 Parts List

14
- Main Board Parts
  14
- Band Specific Parts
  16
- Off Board Parts
  16
5 Construction

17
- General
  17
- Construction Steps
  17
- Figure 7 Component Overlay
  22
6 Enclosure

23
- Rear Panel
  23
- Front Panel
  23
- Mounting the PCB
  23
- Front Panel Label
  24
- Figure 8 Front Panel Drilling Guide
  25
- Fitting the DDS VFO
  26
- Figure 9 DDS VFO Front Panel Mounting
  26
7 Wiring up

27
- Figure 10 Wiring Diagram
  28
8 Testing and Alignment

29
- General
  29
- Power on
  29
- Receive
  30
- Transmit
  30
- Figure 11 Typical Circuit Voltages
  31
- Carrier Frequency Adjustment
  32
- Figure 12 Crystal Filter Response
  32
9 Operation

33

Advertisement

Advertisement

Related Products

ozQRP Categories

Transceiver Controller Remote Control

More ozQRP Manuals