Basic example how to code a Image button in PyQt


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You can subclass QAbstractButton and make a button of your own. That’s not a super easy way, but it gives you a lot of control. You

Assembly and installation antenna Cushcraft A4S


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After the first VHF contest ’15 we start install HF-antenna bought by Andrew. Video about assembly and installation antenna Cushcraft A4S on position UT4UEP/p below

Django suit admin inline pagination


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When you have a lot of inline objects, pagination will be a good way to make page of item lighter. You can implement it by

My first handmade VHF Yagi


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I was impressed by possible propagation of directional antennas and wanted to construct antenna one by myself. Many thanks to UT4ULT who supported me to build this

Howto install Postfix and SASL (Debian, Ubuntu)


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Today I needed to configure one of dedicated servers with postfix boxes to use SASL. This time I decided to use saslauthd instead of pwcheck,

kerl – easy building and installing of Erlang/OTP instances


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When I upgraded my Mac OS X and my MacPorts Erlang was update to R16B03-1 version I have problem with new version of Erlang. I

Fix Django 1.4 admin_site ForeignKeyRawIdWidget issue


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If you want use field widget from Django 1.3 in Django 1.4 you need patch it

How to mount an ISO image OpenBSD


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How do I mount an ISO image in OpenBSD operating systems using command line options?

SDR receiver based on Android MK808B and DVB-T tuner


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A small video about how you can use Android mini PC MK808B and  DVB-T tuner 

Most popular Kenwood, Icom, Motorola microphone pinouts


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This is most popular microphones pinouts for transceivers of Kenwood, Motorola, Icom

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