Astron Power Supply Meter Modification
Schematic of the power supplies for the Digital Panel Meters. Note that the ammeter must have a floating supply to function properly
post 26 Dec 2021
Power Supply Links →
Convert PC Power Supplies for Ham use
12V (or 13.5v) PSUs with enough wattage to supply
DC to DC (12 to 24 V) Voltage Converter
This page describes a DC to DC voltage converter
Homebrew 12/20/30 Ampere 13,8volt power supplies
using TO220 darlington BDX-33 transistors
Homebrew 13.8v variable voltage power supply
remember that the 2n3055 transistor need reasonable
How to obtain a dual voltage without a transformer
have used this one in two homebrew-modem, for an hamcomm
Variable DC Bench Power Supply
electronics workroom has a decent regulated 13.8 volts DC 10A
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12V (or 13.5v) PSUs with enough wattage to supply
This page describes a DC to DC voltage converter
using TO220 darlington BDX-33 transistors
remember that the 2n3055 transistor need reasonable
have used this one in two homebrew-modem, for an hamcomm
electronics workroom has a decent regulated 13.8 volts DC 10A
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