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Questions tagged [ce]

Use this tags for questions regarding European CE marking of electronics. This includes things like EMC, radio or environmental testing according to the applicable EU directives. Do not use this tag for questions regarding BJT common emitter - there's the common-emitter tag for that!

3 votes
0 answers
73 views

Difficulty in gaining Class II CE certification for an aluminium single-sided PCB

We have a product that consists of an aluminium single-sided PCB with micro-controller and LEDs soldered to the copper side. The PCBA is shaped so that it can be bent to fit over the scalp of the user ...
2 votes
1 answer
215 views

FCC Complaince & Removable Bluetooth Antennas

We are developing a product that will hopefully soon be sold internationally and will therefore be put through FCC & CE Certification testing. Part of that design is an audio mixer with an ...
0 votes
2 answers
88 views

Can I safely operate a DC motor at 40% higher voltage than nominal?

I'm aware that you can power a wound motor (DC or even stepper) if you limit the current inside the coils. You cannot just apply a higher DC voltage to them. I'm using a DRV8871 to control a VN-C1 ...
1 vote
1 answer
54 views

Conducted emission test setup for USB powered device with no mains connection

I have a medical device that is a USB client and has no internal power source/battery. It draws 5V from USB and also communicates to the Host via same interface. Device is intended to be used only ...
4 votes
1 answer
290 views

Machine Directive has high priority than Low Voltage Directive

One of my colleague told me that according to European Law, manufacturers are not allowed to release products under two similar directives such as Low Voltage Directive and Machinery Directive. ...
0 votes
1 answer
110 views

CE certification for changing USB port

I have a CE certified product that uses USB micro port. In lieu with EU requirements that all products must use USB-C port, do we need to apply for get a new certification for CE if we change the USB ...
1 vote
1 answer
232 views

CE Compliance: what is the limit of self-declaration for Industrial Control Panel?

We are a system integrator making custom electrical control cabinets. This is our first time on making panels for European customer, and of course they mandated the CE marking. The control panel they ...
3 votes
2 answers
405 views

WiFi/BT on Realtek 8723 - Is FCC, CE certification needed for WiFi if we disable WiFi and use only Bluetooth?

I'm planning on importing a generic mini pc that comes with an onboard Realtek 8723 for WiFi and Bluetooth. We will need to get it FCC, CE, and IC certified before we sell it in North America/EU. ...
4 votes
2 answers
455 views

Declaration of conformity to EMC Directive

We need to declare CE compliance of a system consisting of pumps, valves, sensors and control cabinets. I am dealing with the EMC element of the certification. I have collected the manufacturer's ...
0 votes
1 answer
284 views

Electromagnetic compatibility and external sensors

I have two main questions regarding the electromagnetic compatibility (EMC). If I develop an electronical device and market it in Europe, it needs to be EMC-compliant, right? How come I can buy ...
8 votes
3 answers
2k views

Are there any certifications required when selling a home-made microphone in the EU?

If I am interested in selling a microphone I designed in the EU Market (for example on Amazon,) do I need any certifications for it? I looked through some of the products that require the CE mark but ...
0 votes
2 answers
343 views

FCC certified module in europe

If I have an FCC certified BLE module, can I use it in a product destined for Europe and CE mark the product with no additional (intentional radiator) testing?
0 votes
0 answers
112 views

EN55032 Conducted Emissions - 40cm From Vertical Reference Ground Plane

I've always wondered why we need to position the EUT 40cm from the metallic wall for conducted emissions testing. Does it have something to do with the EUT capacitively coupling the higher end of the ...
1 vote
1 answer
161 views

Setting up an EMI test bench: Attenuator

I am in the midst of setting up an EMC test bench for Conducted Emissions testing. This question goes out to the EMC experts regarding the essential equipment needed for the same. Currently available: ...
0 votes
1 answer
88 views

Product certification for NA and European market

We are developing a product that includes an already certified radio module. We even use the IC of the module as the controler of the hole device. In the device we include a RTC, a ROM, a motor ...

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