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    Power supply problem need help

    Interesting schematic. Try to check the PS with another radio and see if the same symptom occurs. It may seem strange, but the problem may be in the radio, for example, the final amplifier transistor in the radio may be shorted out and so, the overcurrent sensor in the PS (basically, LM723 +...
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    My Advice - Keep Your Good Stuff

    Indeed. Unfortunately, these new products come with an expiration date instead a one-year-warranty as it used to be in in the past.
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    Pcb manufacturers

    Most of the softwares available to that end have auto-place and auto-route funcions. The only thing you need to do is to draw the schematics and specify board size. For example, this one: https://www.4pcb.com/free-pcb-design-software.html There are a lot of videos about this features in YT that...
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    Pcb manufacturers

    https://jlcpcb.com/
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