Re: Mains fusing

fuse or switch may actually be in the neutral. However, you are NOT SUPPOSED TO NOTICE THAT! -- Regards, John Woodgate, OOO - Own Opinions Only. http://www.jmwa.demon.co.uk This message and its contents are not confidential, privileged or protected by law. Access is only authorised

Re: Class III anomoly

. The definition of Class III is not the responsibility of the self- appointed rulers of the Universe, sorry, I mean IEC TC74, corporately, not individually. It is the responsibility of TC64. See IEC 61140. -- Regards, John Woodgate, OOO - Own Opinions Only. http://www.jmwa.demon.co.uk This message

Re: Creepage dist. for more than 1000V ?

sb67c5fe@accusort.com, Terry Meck tjm...@accusort.com inimitably wrote: I saw the first PCB show up in TVs, Would you care to put a date on that? -- Regards, John Woodgate, OOO - Own Opinions Only. http://www.jmwa.demon.co.uk This message and its contents are not confidential, privileged

Re: FCC Standards

. You have to obtain your own copy and read it. -- Regards, John Woodgate, OOO - Own Opinions Only. http://www.jmwa.demon.co.uk This message and its contents are not confidential, privileged or protected by law. Access is only authorised by the intended recipient - this means YOU! The contents may

Re: ESD Design, non-earthed products

products entirely. Battery-operated hand-helds are Class III. -- Regards, John Woodgate, OOO - Own Opinions Only. http://www.jmwa.demon.co.uk This message and its contents are not confidential, privileged or protected by law. Access is only authorised by the intended recipient - this means YOU

Re: Creepage dist. for more than 1000V ?

000601c11881$36e04600$1e44d1d1@stella, Vygovsky, Yury edes...@inreach.com inimitably wrote: By interpolation the creepage for 1500v = 15mm or more, for 2000v=20mm or more. No, that would be extrapolation, and the standard doesn't say you can do that. -- Regards, John Woodgate, OOO - Own

Re: Creepage dist. for more than 1000V ?

. It isn't any more explicit in the 2000 edition, and I regret to say that it isn't any better in the final voting document for the next edition, either. -- Regards, John Woodgate, OOO - Own Opinions Only. http://www.jmwa.demon.co.uk This message and its contents are not confidential, privileged

Re: Lightning Concerns

20010723142822.KAXC20540.femail2.sdc1.sfba.home.com@[65.11.150.27], Ken Javor ken.ja...@emccompliance.com inimitably wrote: whose products are expected to be more and more foolproof. ...but the Devil keeps making more and more ingenious fools. -- Regards, John Woodgate, OOO - Own Opinions Only

Re: LCD Monitors etc.

condition. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating and excavating implement a SPADE

Re: Immunity requirements outside europe?

, even if there are no legal requirements. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating and excavating implement a SPADE

Re: EN61000-4-6 and GFI

? -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating and excavating implement a SPADE

Re: Reconditioned Equip

of the product, which therefore does not need to be re-assessed. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating and excavating

Re: Serial Number Format - Medical Devices

be stated overtly, not just be deducible from your serial number records. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating

Re: IP xx

. If you are making products that a safety standard applies to, you MUST have a copy of the standard. If you do not, it would be obvious to the authorities that you had no idea whether you were making a safe product or not. The requirements are not expressed as an IP rating. -- Regards, John Woodgate

Re: Hot Swappable Power Supplies ?

oe133wwsorkbpg1kiae00037...@hotmail.com, Tania Grant taniagr...@msn.com inimitably wrote: I was quacking in my sandals You were expecting to have to duck when the fertilizer hit the fan? -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124

Re: FCC + FCC = FCC? - Outlaw

the rest of what you said is true, but a shovel is not quasi-planar: it has a caustic curve cross-section, like '{'. (;-) -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally

Re: Dithering

earlier communications). You are potentially correct, but I believe this has been investigated for analog TV and no problem was found. However, the European DTT transmissions appear to be unexpectedly vulnerable. More investigation is necessary. -- Regards, John Woodgate, OOO - Own Opinions Only

Re: Dithering

asserting that no problem exists. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating and excavating implement a SPADE

Re: Voltage Range in Asia

the URL. Try a search for +world +electricity +power +supplies? -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating

Re: FCC + FCC = FCC?

, working on the subject. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating and excavating implement a SPADE

Re: FCC + FCC = FCC? - Outlaw

/H committee is to review these radiated emission limits, some of which are very 'traditional'. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar

Re: Hot Swappable Power Supplies ?

what Hazardous Energy feels like! Or not know English, or be dyslexic or -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem

Re: You won't believe this ... Well, maybe you will.

than burning equipment,-- like witches were burned in the Dark Ages to prove their fair or foul status. Agreed, especially as ladies who second-guessed men were very liable to be denounced in the bad old days. (;-) -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839

Re: CE Marking

causes a problem, as it does for the OP, just don't do it. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating and excavating

Products Electrical Ratings De-rated for Eurpoean Branch Circ uits

a separate dedicated source to do this? Yes, if, presumably, it is a product intended for use in commercial or industrial premises. Household equipment (like a 7 kW power shower) with such a current rating would be hard-wired to a dedicated branch. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone

Re:

the containers at all. Mark the product and state on the shipping documents where the CE mark is, so Customs don't have to search for it. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo

Re: Halogens

produce dioxins when incinerated, but the plastics without additive do so as well, if the incinerator is not run hot enough, which is often the case, AIUI. It wears out much quicker at 1200 C than at 1000 C.) -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0

Re: Products Electrical Ratings De-rated for Eurpoean Branch Circuits

circuit? UK is different from the Continent. With our ring-main system and 13 A fused plugs, each ring can be loaded to at least 26 A, and the protective device (30 or 32 A working current) doesn't care whether that comes from two high-power products or 200 wall-warts. -- Regards, John Woodgate, OOO

Re: You won't believe this ... Well, maybe you will.

the basis for any other fan being used. You should test for temperature rises with each proposed alternative part. Don't struggle to use cfm data that you can't get. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why

Re: You won't believe this ... Well, maybe you will.

would be satisfactory), specify design. In this case, specifying performance - temperature rises under normal and fault conditions - is the normal practice. Specifying the cfm is specifying design, and there seems no good reason for that. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44

Re: ISO TR 10605 test setup (ESD)

. Refer everything in the test set-up to the GRP and just run a drain wire to the mains earth. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar

Re: Clock dithering

tkrepdavsml7e...@jmwa.demon.co.uk, John Woodgate j...@jmwa.demon.co.uk inimitably wrote: 4.3.2.7.2.20010618143751.00b3d...@box.tin.it, Paolo Roncone paolo...@tin.it inimitably wrote: As for interference to broadband receivers (like TV equipment) I remember a Lexmark study published a few years

Re: braided vs served shields

, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating and excavating implement a SPADE

Re: Clock dithering

analog TV (both PAL and NTSC). Well, I hope someone will take those results to the CISPR study, instead of declining to participate and fuming with frustration in the background, as has happened with other EMC issues in the past. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268

Re: Clock dithering

sensitivity to dithered clocks. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating and excavating implement a SPADE

Clock dithering

the most benefit from them. That's correct. Digital TV has proved rather badly susceptible to interference from dithered clocks. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied

Re: Status of Frequency extension of EN 61000-4-3

will be extended. Well, now you've drawn attention to the subject(;-) -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating and excavating

Re: En60065 7th edition

, but 5.4.2 prohibits the use of the 'OFF' symbol 60417-2-IEC-5008 (and 5010) unless an all-pole mains switch is fitted. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally

Re: EN55022 Radiated Test Set up

documented. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating and excavating implement a SPADE

Re: Detachable AC Cordset Selection for the EU

and availability issues. Supply a 10 A cordset but **print in the instruction book** that this is not suitable for 110-120 V operation. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied

Re: Surge Testing of Class II (ungrounded) products

investigation, leading to an amendment of the standard. The standard requires your 'choice A' to be applied, but it is reported that results are unrepeatable, and depend on the position of the EUT. Now we have the problem of finding funding for the investigation! -- Regards, John Woodgate, OOO - Own

Re: EN55022 Radiated Test Set up

.' -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating and excavating implement a SPADE

Re: EN61000-3-2:2000

, with its amendments. is advantageous. It is certainly still available to order from BSI (as BS EN61000-3-2:1995), but you do have to specify the year 1995 and 'with all amendments'. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http

Re: En60065 7th edition

but themselves. IEC Technical and Sub-committees are formed from delegates, not 'members', appointed by the national standards committees. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied

Re: EN61000-3-2:2000

will be. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating and excavating implement a SPADE

Re: En60065 7th edition

, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating and excavating implement a SPADE

Re: New laser standards

. The 'docopocotss' is normally set at 3 years after the publication of the standard, thus creating a 3-year transition period. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally

Re: Do we need a competent body?

life-time to do all the tests! You are, of course, free to take third-party advice on what the worst- case configuration might be. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied

Re: FW: Product Safety: A Matter of Law or Litigation?

between the EN and the UL. There is NO requirement to use a test-house for things you can do yourself (or for anything, for that matter). -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied

Re: FW: Product Safety: A Matter of Law or Litigation?

are talking about law, I will pettifog. Yes, the situation WOULD arise if Mr. Maxwell **based his defence** on the wording of the GPSD, rather than on teh wording of the national legislation. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http

Re: International Telephone plugs

or are there, in fact, two separate standards? Please advise. Sorry, there is one standard, IEC61984. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem

Re: EN61000-3-2 +A14

. The peripherals connect to the standard PC ports. (At least they used to, its been awhile since I had exposure to POS development.) What matters for EN61000-3-2 is the sort of supply it's used on, not whether you can play games on it or not. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0

Re: International Telephone plugs

with which the connector is used. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating and excavating implement a SPADE

Re: EN61000-3-2 +A14

) in the literature for the product that it is intended ONLY and exclusively for connection to private industrial LV networks (fed from a MV/LV or HV/LV transformer not feeding any other customer of the utility) and not to the public LV network, then IEC/EN61000-3-2 does not apply at all. -- Regards, John

Re: FW: Product Safety: A Matter of Law or Litigation?

, but that he forfeits any such protection as soon as he sets foot in his workplace?' Go the extra mile: don't assume a 'whereas' will save you! -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically

Re: CE or CB ?

by the time the book hit the stores. True, but the information COULD be put on a web site and updated frequently. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally

Re: Product Safety: A Matter of Law or Litigation?

can reasonably do. In the example in this thread, apply EN60950 (or whatever is the appropriate standard) even though the product isn't within the LVD. Go the extra mile, but not the extra parsec.(;-) -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268

Re: Product Safety: A Matter of Law or Litigation?

either 'yes' or 'no'. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating and excavating implement a SPADE

Re: Product Safety: A Matter of Law or Litigation?

, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating and excavating implement a SPADE? --- This message

Re: Product Safety: A Matter of Law or Litigation?

can't learn anything from passes. If you get a few failures, you can learn from them and in due course dispense with 3rd-party testing if you wish. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically

Re: Surge Test Question

practicable, either using the pulse waveform as input or using a swept sine wave. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating

Re: EN60945

where it was equal to MIL-STD-1399, is that true? Any help would be appreciated. Thanks!!! You should buy the standard. It is unwise to rely on paraphrased and often greatly abbreviated information from a mail list. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44

Re: Secondary Grounding

. By adopting 'Class II' construction, it is possible to make a 'Class I' product still safe without a ground connection, and this is often done in professional audio equipment. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http

Re: ESD Question

, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating and excavating implement a SPADE

Re: EN 50021 question

to the adopted version of 50021. The spacing requirements seem to have increased. A prEN is an unapproved draft. The subject was still under active discussion in IEC TC28 and IEC TC64 at the time, and the thinking changed between the prEN and the EN. -- Regards, John Woodgate, OOO - Own Opinions Only

Re: EN 61000-3-2 and -3 equipment

from Agilent. I believe they had second thoughts. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating and excavating implement

Re: Production Line Test Requirements - Medical Devices

sense, 1 in 560, while for your 36 strand wire it is very much lower. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating

Re: Public Health and Safety Signs - Tomfoolery so delete if you

genius-level children. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating and excavating implement a SPADE

Re: Production Line Test Requirements - Medical Devices

continuity at low current does not ensure that the protective circuit will carry a large fault current - it might be 'hanging on by one strand'. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically

Re: UL P.A.G.

that these interpretations are generally available outside the labs. TC92 now sends its interpretations to CTL and to CENELEC OSM (a similar body), also to all IEC National Committees, who are expected to make the interpretations publicly available (but not necessarily free, AIUI). -- Regards, John Woodgate, OOO

Re: EMCD query

. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating and excavating implement a SPADE

Re: Protective Bonding-UL 60950 (replacement for UL 1950)

reliable than a thread-forming screw. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating and excavating implement a SPADE

Re: PC power supply with PFC

factor, due to V and I not being exactly in-phase, and - distortion power factor, due to (in general) the current having harmonic components that are not present in the voltage, and/or vice versa. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124

Re: EMCD query

, could make (or claim to have made!) and store 2 years' sales before the deadline and thus continue to ship non-conforming product for 2 years after it. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call

Re: EMCD query

of Conformity will have to explain the position, and that is likely to attract unwelcome attention. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar

Re: EMCD query

already conform to any new requirements that are applicable? -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating and excavating

Re: Emissions from dithered clocks etc.

have emerged. Could you elaborate? No, that's all there is. If the New Work is voted positive, CISPR/G will expect contributions to be submitted, describing the nature of the disturbances and proposing limits and perhaps methods of measurement. -- Regards, John Woodgate, OOO - Own Opinions Only

Emissions from dithered clocks etc.

to participate in the work at national or international level. Previously, work in UK had suggested that no change was necessary. Some new effect of emissions from dithered clocks may have emerged. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124

Communication aid for sycophants?

I see that Intersil have introduced a new VoIP device bearing the acronym R-SLIC. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem

Re: AC Power Primer?

is lower. Over a certain voltage range, a lamp draws a nearly constant current, so for a 10% voltage drop, the power drops by around 10%. not 20%. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically

Re: AC Power Primer?

can't put such an incremental value into W =V^2/R. For these power supplies, W is approximately constant, and independent of V, within the specified range of input voltage. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk

Re: Trading Standards UK

? You would be unwise to refuse. I can't say more than that on a public forum, lest I give some people fresh ideas. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally

Re: EN60945 - Conducted emission

20010503173419.30021.qm...@www3.nameplanet.com, am...@westin.org inimitably wrote: John Woodgate wrote: According to which standard? Requirements are not identical in different standards, sometimes for good reasons and sometimes for historical reasons. -- Standard :EN60945 / IEC945

Re: AC Power Primer?

had already crept up to 115 V or thereabouts, witness the tubes like 117N7GT, with 117 V heaters. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar

Re: Measurement instruments that are installed into a PC

by the presence or absence of the card: EN60950 applies to that. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating

Re: Stuck in Germany!

-competitive activities if you are forced to go to test houses that attempt to make demands in violation of Article 7 (a) of the EMC Directive or Article 5 of the LVD. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why

Re: EN60945 - Conducted emission

, sometimes for good reasons and sometimes for historical reasons. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating and excavating

Re: AC Power Primer?

, you see two waveforms, 180 degrees out of phase. What other sort of 'two-phase' circuit, with 180 degrees phase difference, can exist? as well as 6 phase (65 degree) around! That I would very much like to see! Have you re-defined pi as 3.403392041...?(;-) -- Regards, John Woodgate, OOO - Own

Re: AC Power Primer?

is 'right'. My apologies to the group if this is a stupid question. Its just one of those nagging questions. No, it's not stupid; the situation is confusing and needs to be aired. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http

Re: Stuck in Germany!

that you may not have studied the safety standard carefully enough; some of what they say can be proved or disproved by reading it. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied

Re: info on AS4295

the maximum theoretical bandwidth, but I don't suppose that helps at all. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating

Re: New Immunity/ESD Specs.

be automatic, barring twelfth-hour excitement. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating and excavating implement a SPADE

Re: ITE Laser Markings

there. The Danish may be nearly identical with the Norwegian or Swedish. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating

Re: European Frequency Allocation Chart

be available sometime in May. Also doing a European table may be difficult as we do not have fully harmonised spectrum in Europe. Thank you very much. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call

Re: 950 Pollution degree detirmination

hope it's rejected as New Work, insofar as it largely specifies construction or design instead of performance, which is the best form of standardization. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call

Re: Odd CE Marking Question

009c01c0bf00$767f3fd0$3e3e3...@corp.auspex.com, Doug McKean dmck...@corp.auspex.com wrote: Couldn't someone be a total speedbump with the LED having to be declared to 60825? It might need a 'laser safety' label, but no EU Directive is involved. -- Regards, John Woodgate, OOO - Own Opinions

Re: Odd CE Marking Question

to it. On what basis do you claim that? If you have been looking at the UK implementation of the LVD, that is affected by over-zealous interpretation of the Directive and is not supported by other EU Member States. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268

Re: A14 documentation

the dmax, etc. or the Pst requirements. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating and excavating implement a SPADE

Re: A14 documentation

for many products (as does the pending amendment to 61000-3-3) and you CAN use A14 now if you want to. A14 itself does not have anything to do with 61000-3-3. -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call

Re: Equipment for own use (was gas appliance)

not grant permission? Who would benefit from a denial? -- Regards, John Woodgate, OOO - Own Opinions Only. Phone +44 (0)1268 747839 Fax +44 (0)1268 777124. http://www.jmwa.demon.co.uk Why not call a vertically- applied manulo-pedally-operated quasi-planar chernozem-penetrating and excavating implement

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