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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51 views

CE amplifier voltage gain

Hi Can someone please help me out. I've been battling this problem for ages and I don't know what I'm doing wrong My AC input is 50mV and the output is measured as -190mV giving a voltage gain of -3.8....
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1answer
55 views

If all parts in a product are FCC or CE certified then do i still need to apply for certification for the complete product?

I am building a CNC product and all the electronics parts we are using are either FCC or CE certified. Do I then have to obtain a separate certification for the product as a whole ? Also any idea what ...
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1answer
143 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, IC certified before we sell it in North America/EU. Getting ...
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0answers
23 views

Bluetooth and Wifi Maximum Power limt

I saw below Bluetooth chip comparison of many module , most of all are having 8dbm max power , what I know FCC has 30dbm and CE has 20dbm Max power limit so why Bluetooth module are limited to only ...
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2answers
208 views

Does a server put in a 19-inch rack require CE marking?

If I sell to a european customer a simple 1U rack-mount server in a 19-inch rack, do I need to test the conformity of the whole "thing"? The server itself has CE mark, not sure about the 19-...
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2answers
300 views

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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1answer
42 views

Which standard must Li-ion battery fulfil for CE marking in late 2020, IEC 62133:2012 or IEC 62133-2:2017?

I am looking for a slim CE-certified rechargable battery to put in my product. All of the (very few) certified batteries that I have found are compliant with the IEC 62133:2012 (2nd edition). But that ...
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1answer
42 views

CE/FCC/RoHS/etc certification for Intel NUC and other barebone MiniPCs?

Intel sell the Intel NUC without a hard drive or ram. They provide a list of compatible rams and drives. By sliding in the ram stick and drive, am I not invalidating all of the certificates on the ...
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0answers
39 views

LVD/CE Marking For LED Neon Sign

I’ve been making LED Neon Flex signs and I’d love to eventually sell them on, but I’ve started looking into CE testing/LVD and it’s looking like a minefield. Wondered if anyone knows the best way to ...
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2answers
160 views

How to get CE markings for a PC I assembled from CE certified components?

If I purchase a kit from a website like overclockers.co.uk which includes a quality power supply, motherboard, CPU, etc. Everything is CE certified and all components are the highest grade. All I am ...
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1answer
80 views

LCD 4x20 display malfunction after ESD, Recover?

I have a device with 4x20 generic LCD display controlled by arm STR750 processor which is working well. According to IEC EN 61000-6-4 standart criteia B display of device should be recovered in a ...
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1answer
41 views

FCC / CE requirements for adapter pcb?

A product consisting (electronically) just of a PCB with a male USB-C one one side, 5mm of traces and a female USB-C on the other end. No other components at all. To be used as consumer device. How ...
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2answers
123 views

How can I easiest (cheapest) I'm within EMC regulations?

I'm a hobbyist that's currently developing a simple clock and hoping to make it into a small scale sellable product. It's a simple 5V USB clock with a ATTiny84 8MHz clock, a RTC-module and some WS2813 ...
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1answer
28 views

What safety regulations do I need to follow for wiring of a decorative lamp utilizing a fluorescent tube with g10q fitting?

I'm building a cast concrete decorative lamp. It will use an exposed circular fluorescent bulb, which attaches to a g10q lampholder. I understand I will need to wire it up to a ballast and starter, ...
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1answer
597 views

CE mark on a PCB sold as a part of a kit or part of a project, necessary?

I've a prototype that I want to sell as a product. My prototype is made by an aluminium structure, a motor, a moving part (made by 3D printer) and an electronic circuit. The electronic circuit is ...
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1answer
84 views

Running or belt conveyor with electric motors and control panel need a kind of certification to be sold in US market?

We want to provide new machinery of a runner conveyor and a belt conveyor in the US market. The equipment consists of: the basic construction (metal parts, runners, drums, and belts), electric ...
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1answer
71 views

Pi Filter Option

I put a (C-L-C) Pi Filter in series with my antenna trace on a new design, like so: source The reason you put one of these circuits in, as I understand it, is just in case, during compliance ...
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0answers
48 views

Electrical Safety Guideline for LVD Compliance

We are making a product -a warning light- with 220V rated voltage. The product has a non isolated offline buck regulator. The 220V part can be accessed without the use of a special tool (there is a "...
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1answer
50 views

Can we install product above FCC test power level declared in certification report

we have a product which has radio of 1W maximum output power , we have sent product for FCC through party lab, and they certified the product with 18 dbm only. So we get the certificate with only 18 ...
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3answers
146 views

Viable alternative for expensive MLCC capacitor?

I'm thinking of building and selling a product which uses a DC-DC isolator. I've been prototyping with Recom RI3 3W Isolated DC-DC Converter Through Hole, Vin 5 V dc, Vout 9V dc, I/O isolation 1kV. ...
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2answers
89 views

Is my simple atmega2560 based product exempt from EMC testing?

I have designed a product that is essentially a USB HID device for a computer game. It consists of several on off switches and 5v servos run by an atmega2560, all sealed and enclosed in a plastic case....
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2answers
368 views

Is RoHS and EMC compliance enough for a 24V industrial sensor to carry CE Mark?

My company is planning to produce a fork sensor (example). Before starting design, I looked up EU Directives to find if there are any electrical requirements for product safety. First stop was Low ...
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3answers
336 views

USB current draw and CE marking

We have developed a docking station product which charges multiple devices simultaneously, and currently ships with a 5V, 3A barrel jack adaptor. We are looking to move this over to USB power, and ...
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1answer
115 views

EN 300 328 CE radio certification with power limit

We have developed product for Malesia country, where we need local SIRIM certificate. RF module we used in our product is 2.4Ghz wifi mesh, with max 30dbm (1 watt) output power capacity. To get ...
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1answer
72 views

How to determine which harmonized standards are relevant to achieve CE conformity declaration

We are aiming to develop our first product to achieve a CE marking. So far i understand that there are a few directives like Low Voltage Directive (LVD), ROHS, EMC, etc, which can be implemented by ...
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1answer
346 views

Designing two stage CE amplifier with negative feedback [closed]

I'm trying to design two stage ce amplifier with negative feedback using 2n2222 transistors. The circuit must have certain voltage gain, Rin, Rout, Vcc, low and high frequency filter. This is the ...
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3answers
110 views

Compliance Testing Strategies

How do people / companies deal with compliance testing (CE, UL, FCC, etc.) what I would call "platform-oriented and modular" products? The idea being that a family of products might exist, where a ...
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1answer
483 views

ESD - SMA connector

Suppose I have PCB in metal chassis with 2 SMA connectors mounted on it. Let's say they are used for GSM and GPS. How to protect against ESD and successfully pas FCC/CE? I couldn't find any TVS ...
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2answers
210 views

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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1answer
647 views

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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1answer
170 views

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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1answer
759 views

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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0answers
396 views

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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1answer
212 views

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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2answers
1k views

How do I cycle a WiFi transmitter through all modes, for FCC intentional radiator EMC testing?

I'm integrating a WiFi/Bluetooth module into a consumer product, however the module does not have a modular grant, will not have a modular grant, and is anyway getting paired with a unique internal ...
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0answers
55 views

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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3answers
616 views

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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1answer
100 views

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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5answers
19k views

Things to watch out when applying FCC CE

I have a bluetooth remote control device that uses 2 AA batteries. Due to positive feedback and responses, I'm thinking to sell it to mass market. Thus I need FCC certification. After reading many ...
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2answers
113 views

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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1answer
1k views

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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1answer
67 views

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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2answers
171 views

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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2answers
462 views

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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2answers
20k views

How can one verify if the FCC/CE certification mark on an electronic component or product is genuine?

Some companies can be unscrupulous and simply paste a label to fake FCC CE. How can one be sure the label is real? Is there a website for checking the validity of the FCC CE mark?
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3answers
688 views

CE-compliant Schuko mains power switch: do I need to switch both poles?

I am currently revising a plug-in power meter (i.e. a power meter that you plug into mains, then plug the DUT into it) for CE compliance. It features power switching using a latching relay, only on ...
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2answers
4k views

FCC, ROHS and CE certification and compliance [closed]

I have design a PCB which has Stepper driver, micro-controller, 204JHD display, MOSFETS for driving fans and TRIACS for driving heaters.There is not RF components on the PCB. What are the criterias ...
2
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1answer
381 views

CE and FCC for MCU boards/Raspberry Pi HATs/Arduino shields etc

There doesn't seem to be a great deal of information on the internet about this (and the information that there is is usually contradicted somewhere else), so I'm going to ask this here, in the hope ...
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1answer
103 views

Does the RoHS standard apply to variable frequency drives?

I'm having a bit of a disagreement with a customer about whether RoHS applies to variable frequency drives and comparable equipment. This is complicated by my understanding that RoHS is being rolled ...
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1answer
9k views

How to find out which certificates (FCC, CE etc.) are necessary for a product?

Is there any way to find out which certificates are necessary for an electronic device to be sold / imported into US / Europe / Asia? FCC and CE are common knowledge, but then there are other ...