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Power supply 20v-2a

Power supply 20v-2a
    A standard LM723 Voltage Regulator and some darlington pass transitors. In order to reduce the dissipated power, a transformer with two secondary windings is needed
post 02 Apr 2025



Power Supply Links

40



Astron 14V Linear Power Supplies
repeater-builder about replacing the analog meters with digital meters

Build a 13.8V, 40A Switching Power Supply
Amateur radio has been somewhat slow to accept switching power supplie

Bench power supply 0-30V 0-10A
Sono provisti di raffredamento forzato

Build A 10 Amp Power Supply
A linear power supply takes the 120vCA 60 Hz mains power, steps the voltage down through a transformer, rectifies, filters, and regulates it

Convert a PC Power Supply
A completed 145 watt ATX power supply with switch, binding posts


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