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Old 12th Aug 2019, 10:39 am   #5
paulsherwin
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Default Re: Ferguson 3214 (3 speed 4 track mono) - "ingenious" modification to record level m

Quote:
Originally Posted by Maarten View Post
Except the neon can be used to indicate a certain threshold, while with a LED the brightness will increase gradually.
You would need a Schmidt trigger using a couple of transistors or an op-amp to get the same effect, so the neon is certainly simpler.
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