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LED S meter

Add a distictive and colourful S meter and Power meter to your MST2. Have greater confidence when giving signal reports and keep an eye on your transmitted signal. With some minor changes it can be added to many other QRP rigs as well.
This is a full kit which includes the PCB and all on-board parts. It does not include mounting hardware.
See the Shop page for pricing and availability.
Construction manual: LED S meter.


Features:
1. Bright multi-colour LED display.
2. During receive displays S levels of S3 through to S9+30dB.
3. During transmit displays output power from 0.25W to 5W PEP.
4. Default LED display is Bar, but may be configured for Dot display to minimize supply current.
5. Automatically switches between receive S unit and transmit power displays.
6. While specifically designed for use with the MST, can also be adapted to suit many other QRP rigs.
7. Quiescent current only 8.5mA at 13.8V DC and 46mA with all LEDs on.
8. High quality double sided PCB with ground plane, plated through holes, solder mask and silk screen.
9. Simple and easy to build using all through hole components.
10. Small PCB mounts easily to front panel.