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!
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ESD/EMI Design for CE, Recommendation seems wrong from test lab
I have designed a product for a customer, that now needs to pass UL/FCC/CE Testing, It passed UL & FCC but failed CE for both 8kv ESD and EMI. The Chinese test lab my client went through sent me ...
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EMC test for PCB board without housing
Our company is exporting our product to European market. To sell it to Europe we need CE mark. so we let the test lab test only EMC(EMI+EMS) because our products usually don't equip any RF nor AC ...
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CE mark for art works. Necessary? [duplicate]
Im making lamps which are hand built, and each one is sold as a signed one out of a series of a predetermined number.
The lamps are made of plexiglas, they use an LED strip which is connected to a ...
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CE marking of device that contains CE certified module
I am using a bluetooth module in an electronic product. This bluetooth module is CE certified.
When it comes to CE marking of the whole product, do I need to perform tests of the bluetooth part of ...
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886MHz ETSI duty-cycle requirement
We are designing a 868MHz keyfob, which is transmitting in a band with a 1% duty-cycle limit.
According to the ETSI EN 300 220-1 standard section 5.4, the duty-cycle should be measured for a period ...
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Ce marking design rules
Does anyone here know anything about ce marking? If I want to design a new electronic product and sell to europe I have to include the ce marking in the pcb. I have found many informations about the ...
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Question about ETL and UL Certifications for battery powered tools
A friend is considering importing a 15 volt Lithium-Ion Battery (2600mAh) operated tool from China to sell to consumers in the USA.
The battery charger that comes with the sprayer has a stamp that ...
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What happens when the chip enable active time limit is exceeded?
The datasheet of a FRAM chip (FM1608-120-P) says that "the device has a maximum /CE low time
specification that must be satisfied". The datasheet does not state what the consequences are when this ...
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3
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Common emitter voltage amplifier does not work
Since I'm a beginner to electronics, I'm trying to build the following circuit in order to see the way a common emitter amplifier works. I'm using the transistor of type BC547, as indicated in the ...
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ETSI EN 300 220-1 868MHz frequency precision
I'm trying to read the ETSI standard regarding my 868MHz transmitter design.
I would like to transmit in one of the channelized bands ex. (868.600 to 868.700), which has a demand on 25KHz channel ...
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CE compilance on radio modules for [closed]
There is some informations that I couldn't find anywhere about CE compliance in order to design my project, so maybe you can help me :
1) I would like to use a buck switching power supply instead of ...
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How the low pass filter works in this circuit?
simulate this circuit – Schematic created using CircuitLab
Vi=input, Vo=output signal. The capacitors and resistors of the output terminal of the above circuit is supposed to act as low pass ...
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Need advice on new device regulatory requirements
I have designed a product (device) that runs on 12 VDC (similar to a laptop). It is AC powered using a (table top), detachable switching power supply 100 VAC to 240 VAC, 50-60 Hz, again exactly like a ...
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2
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CE Compliance exception
I have been trying to find a non-isolated buck converter (12 Vdc input to 5 Vdc, 2A output) with the CE certification. This is similar to a USB charger that fits in the cigarette lighter of a car but ...
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Do electronic devices like a servo motor need a certification to be sold in the US market?
We want to start a crowd funding project for our IoT servomotor. It comes with an integrated controller and an ethernet connection (no wireless) and now we are not sure about certifications (FCC, RoHS,...
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