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CISPR 11 Standard

| June 26, 2015

The CISPR 11 Standard with the catchy title of Industrial, Scientific and Medical Equipment—Radio Disturbance Characteristics—Limits and Methods of Measurement covers power electronic devices such as solar inverters. Although there were voltage limits for conducted emissions at the mains port in the past, limits for the connections to the solar cells were missing. After a […]

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Rallies and Events News – 28 June 2015

| June 26, 2015

On Sunday, 28 June, the West of England Radio Rally will be held at the Cheese and Grain, Bridge Street, Frome, Somerset BA11 1BE. Doors open from 10am to 2pm and admission is £2.50. There will be trade stands, including an RSGB bookstall, as well as disabled facilities. Details from Shaun, G8VPG on 01225 873 […]

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Special Events News – 28 June 2015

| June 26, 2015

On Sunday, 28 June, Martin, G7MRV and Bob, M1BBV are walking the Lyke Wake Walk challenge, whilst operating GB0MAG. Operation will be at quite low power on 2m FM only with an ultra lightweight rucksack mounted antenna to increase the range. See QRZ.com for more information. The 16th Island Games will be held in Jersey […]

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DX News – 28 June 2015

| June 26, 2015

G8OFQ will be active stroke HC8 from the Galapagos Islands, SA-004, from 1 July to 30 September. Operations will be on the 160 to 6m bands. QSL via HA3JB. ON8VP, ON6QQ and ON5TQ will be operating as OJ0V from Market Reef from 28 June to 4 July. Activity will be on the 40 to 10m […]

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Contest News – 28 June 2015

| June 26, 2015

The 50MHz CW contest takes place Sunday, 28 June, from 09.00 to 12.00UTC. The exchange is signal report, serial number and locator. The 4th 70MHz Cumulative contest runs from 14.00 to 16.00 Sunday, 28 June. Using all modes, the exchange is signal report, serial number and locator. Finally for Sunday, the UK Microwave Group contest […]

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Propagation News – 28 June 2015

| June 26, 2015

What a week it has been in terms of solar activity and its effects on HF propagation. We’ve had everything thrown at us. On Sunday we started with a series of strong M-class X-ray flares. One of these resulted in a full halo coronal mass ejection. The halo effect observed means the CME was coming […]

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