Why do you discharge the anode first.

AI Thread Summary
Discharging the anode first is crucial for safety when handling electronic components, particularly capacitors or CRTs, to eliminate shock hazards and protect against electrostatic discharge (ESD). The negative end of the DC power supply is typically grounded, so the goal is to bring the positive ends (anodes) to the same voltage level. The discharging method depends on the voltage and charge present at the anode, often involving a resistor or incandescent lamps. Proper procedures should be followed, ideally under the guidance of an electrical engineer, to ensure safety during the discharging process. Understanding the context of the anode being referenced is also important for clarity in discussions about discharging techniques.
Osnel Jr
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Why do you discharge the anode before handling electronic material
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You are doing one of two things:
1) You are discharging something that is holding a charge - a capacitor, a bank of capacitors, or perhaps a CRT. You are doing this this to eliminate a shock hazard.
2) You are not concerned about a hazard, but you want to protect the circuit from ESD. So you are grounding the anode and keeping it grounded.

In both cases, you want to bring everything to ground.
In general, the negative end of the DC power supply will already be tied to ground.
So you want to bring the positive ends (anodes) to that same voltage level - and perhaps to hold them there.

The procedure for discharging will depend on what voltage and charge might exist at the anode.
I once saw a work training video where the presenter was talking about the need to discharge some electronic devices before handling them. He was standing in front of a power capacitor bank with a screw driver in his hand. When I brought this up with HR, they asked me "then how would you discharge that device?". My response was that it was something that should be done under the guidance of a EE.

In most cases, you will want to discharge the circuit through a resistor - or perhaps through incandescent lamps (they still have such a use).
 
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Osnel Jr said:
Summary:: Why do you discharge the anode before handling electronic material

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Sorry to be dense, but anode of what?
 
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Osnel Jr said:
Why do you discharge the anode before handling electronic material
You discharge the capacitance between an anode and a cathode.
Maybe you could express your question with more context.
 
.Scott said:
In most cases, you will want to discharge the circuit through a capacitor - or perhaps through incandescent lamps (they still have such a use).
Uhmm... Resistor?
 
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