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Digital HF Power-SWR Meter
2009-11-17 19:42:00
This power-SWR meter is intended to 5 to 100W ranges but you can build heavier measurement bridge and scale instrument for whatever range you want. Current version of software provides few basic displays. Scaling and other feature setup parameters are in software code (no setup menus).
Features:
Digital Power / SWR meter for HF use
Power range 5 to 100W
Frequency range 1 to 30 MHz
Peak hold display operation for SSB operation.
Few basic displays showing Forward, Reverse, net outgoing power and SWR
Dual bar graph display for forward and reverse power
Large and clear 2*16 character LCD display
Simple two button interface
Hi SWR warning and alarm LEDs
Separate display and SWR bridge units. No antenna cable routing to meter.
Building the meter
You can build and test SWR bridge and meter part separately. SWR Bridge can be tested with volt meter and display unit with 0 to 10V psu. Remember that high power RF radiation softens your head. No ready-made PCBs are available. Beware faulty Micro
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2009-09-21 22:42:00
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