PE0MJX
PE0MJX
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Power amplifier for HF bands
Why an amplifier ?
Why solid state ?
Looking at other amateurs
My first plan
First prototype
Material
Electronic scheme
The amplifier module
The filter
The Bias voltages
The attenuator
QSK or not QSK ??
Building the amplifier
Experimenting with the current result
Experimenting with the electronic relais
Simulation of the amplifier in Simetrix
Power amplifier; proto 2
Initial ideas, update plan
The DC power supply
The Amplifier
Driving the Amplifier
the filter
Control unit
Cooling system
The PA module
The back panel
External POWER/SWR meter
Security measures
Using ALC
The case
Software
Conclusion
Water cooling
Software details
1 kWatt HF tuner
Introduction
Build from scratch, or use a kit ?
The documentation of the tuner
FunkAmateur Magazines
Building description
Windows software
Micro controller software
PCB's
The PCB's
The Controller
Ordering the parts
The controller pcb
The micro controllers firmware
Application software
Fuse bits
Bootloader
Testing the boot loader connector
Soldering
Testing
Communication PCB
Tests with communicationPCB connected to ControllerPCB
Capacitors PCB
Testing the Controller and the CapacitorsPCB
Inductor PCB
Ordering parts
the PCB
Making and soldering
Testing
Integration testing
Making QSO's
Update of the dipole
Installing the tuner in the garden
Measurements
Operational experience
QRP Labs modules
Operational experience
Under construction
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