• Descent 298 publication date

    Our June/July issue will be published on Saturday 8 June

    Now with four extra pages as standard. If you want to receive it as part of your subscription, make sure you sign up or renew by Monday 27 May.

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Recent content by MG

  1. M

    Flashbulb firer circuit

    I want to build an old school flashbulb firing circuit with and LED test light in it to ensure that the bulbs are seated correctly. If firing with a 9V battery can anyone remind me of the value of the resistor I should put in series with the LED. Thanks Martin
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