29 June 2021

Hantek DSO2D15 first impressions

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Holding the box with one hand. The delivery of the Hantek DSO2D15 oscilloscope was really fast ("EU Direct Shipping" by AliExpres...
25 June 2021

Gone is the Tektronix oscilloscope, welcome Hantek

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For a number of reasons I needed to relocate the Tektronix 7000 series oscilloscope: large, heavy, noisy, at times unreliable, stuck in an u...
23 June 2021

Tortona, 20 giugno 2021

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L ast Sunday I attended a ham/electronics flea market after 9 months of lockdown, with the open-air location taming the smell of dust, vinta...
16 June 2021

10 GHz WBFM activity 2021

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T he yearly 10 GHz "old mode" FM Contest was last Saturday. That is the only chance to play with WBFM, Gunnplexer, HB100 and show ...
10 June 2021

Early digital scale with Nixie tubes

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Italiana Macchi Mach 55 Until 6 months ago I had no idea that in early 1970's existed digital scales that displayed information with Nix...
24 May 2021

La forza di Lorentz alla maturità (esperimento)

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Il testo in italiano sull'esperimento con la forza di Lorentz è poco più sotto. I have been contacted by a father to help his son with t...
20 May 2021

Kit Oscilloscope Clock 8SJ31J review - 4

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As these kits have re-appeared on eBay in May 2021, more questions have been posted online. I think the input current consumption is not doc...
24 April 2021

SEPTANIX Display from JRC

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On the popular auctions site I spotted a never seen before(*) calculator that caught my attention.  (*) most calculators stay on the site fo...