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The Smart Switch

The Smart Switch
    The purpose of this project is to build a smart switch, smart swith is a swith that needs a short press and the power will be turned ON
post 02 Apr 2025



Power Supply Links

40



Portable 28 Volt DC Power Supply
radios, and power amplifiers, are requiring the use of 28 Volts

High power low voltage variable DC supply
uninterruptible power supplies for computer solid state switching circuitry the transformer by itself can be easily re-purposed to produce low voltage AC point for a high current low voltage DC power supply

Power supply from 3 to 30 V with an L200 IC
This PS-Unit is constructed for the use with 100Watt transceivers

Power Supply on the Cheap
Late one Saturday night I needed a variable DC supply


Psion ham software

PSION Greyline Clock PSION Greyline Clock v. 1.0 is a UTC/Local clock showing sunlight/darkness area on the world map

Radioassistance

Radioassistance Radioassistance E Kenwood Dealer, vendita ricetrasmittenti, antenne, parti di ricambio, elettronica

SunCalc

SunCalc SunCalc - sunrise, sunset, shadow length, solar eclipse, sun position, sun phase, sun height, sun calculator, sun movement, map, sunlight phases, elevation, Photovoltaic