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OZ9AEC Website

Amateur radio, space, technology and other geeky stuff by Alexandru Csete

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OZ9AEC Website

Category: Radios

Articles and blogs about radio receivers and transmitters. Both commercial off the shelf radios and home made DIY experiments by Alexandru Csete OZ9AEC.

K1 LCD and Backlight

I have just finished mounting the LCD and the backlight onto the front panel. It was a little difficult because there was little space due to the already mounted potentiometers; maybe I will mount the potentiometers as last parts in my next K1 😉

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Author Alexandru CsetePosted on March 3, 2006Categories K1Tags elecraft, K1, LCDLeave a comment on K1 LCD and Backlight

K1 Front Panel Assembly

I have decided to order an extra KNB package from QRP Project because it only costs 44€ and they seemed to have it on stock, ie. quick delivery.

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Author Alexandru CsetePosted on March 2, 2006Categories K1Tags elecraft, front panel, K1Leave a comment on K1 Front Panel Assembly

K1 Kick-Off

I can admit now that I simply couldn’t resist anymore. A week ago I ordered a K1 directly from Elecraft and today I could pick it up at our local post office. I tried to order the minimal package consisting of the K1, the LCD backlight modkit and the noise blanker module.

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Author Alexandru CsetePosted on March 1, 2006Categories K1Tags elecraft, K1, kitLeave a comment on K1 Kick-Off

IC-765 in Digital Modes

The Christmas Holidays are just over for me and I have had a chance to work some radio. Unfortunately, I had to work between Christmas and New Years Eve, nevertheless, I managed to do a few QSOs. My main goal was to work on the WARC bands and try some PSK31 with the IC-765.

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Author Alexandru CsetePosted on January 1, 2006Categories IC-765Tags digital, ic-765Leave a comment on IC-765 in Digital Modes

Sparrow RX/TX Tests

Yesterday I finished the IF section and the TX mixer. Today I finished the last two sections, namely the TX driver and power amplifier. There were a few dificculties along the way…

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Author Alexandru CsetePosted on November 13, 2005Categories Sparrow 40Tags 40m, qrp, sparrowLeave a comment on Sparrow RX/TX Tests

IC-765 Tuner Problems

When I was testing my newly acquired IC-765 last Christmas, I had some troubles with the built-in antenna tuner. From time to time, it would start re-tuning the antenna in the beginnig or even the middle of my transmissions.

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Author Alexandru CsetePosted on October 31, 2005Categories IC-765Tags DX-88, ic-765, tunerLeave a comment on IC-765 Tuner Problems

Sparrow DDS

Tonight I have rigged the Sparrow DDS together to see what comes out of it. First, I hooked it up to a counter and could measure a coverage from 7.995 MHz to 8.105 MHz coresponding to 100 kHz coverage on the 40 meter band.

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Author Alexandru CsetePosted on October 8, 2005Categories Sparrow 40Tags DDS, sparrowLeave a comment on Sparrow DDS

Resuming the Sparrow

Ok, I don’t know what happened… For some reason, no sparrow progress since Oct last year. Anyway, I am back, and working on the Sparrow again!

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Author Alexandru CsetePosted on September 26, 2005Categories Sparrow 40Tags 40m, kit, qrp, sparrowLeave a comment on Resuming the Sparrow

FT-817 CAT

This article gathers my previously posted blog entries concerning the FT-817 CAT. The blog entries have now been archived and are not available anymore; however, all info should be present in this article.

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Author Alexandru CsetePosted on September 15, 2005Categories FT-817NDTags CAT, FT-817, grig, hamlibLeave a comment on FT-817 CAT

FT-817 in Digital Modes

The FT-817 receiver is great in digital modes too. I find it, however, that normal operation the way I am used to do it, is rather difficult with the important functions hidden behind different menus.

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Author Alexandru CsetePosted on August 11, 2005Categories FT-817NDTags digital, FT-817, gMFSK, PSKLeave a comment on FT-817 in Digital Modes

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