Dear HAM friends, As part of Operation Market Garden paratroopers of the allied forces landed in the Nijmegen region on september the 17th 1944 and the region would soon be liberated after four years of German occupation. Let’s commemorate and celebrate 70 years of freedom. During 10 days we will activate the callsign PA7ØOMG and…
FT2000RC CAT & Remote Control Software for YAESU FT-2000, FT-950 and FT DX 5000 by DF3CB. I am using the YAESU FT-2000 for many reasons. One of them is that I can fully remote control the FT-2000 over the internet. I decided to start developing my own FT-2000 CAT and TCP/IP Remote Control software FT2000RC…
On Thursday, June 19, 2014 at 19:11:11 UT a Dnepr rocket was launched from Dombarovsky near Yasny in the Russian Federation carrying 37 satellites, 12 of which had amateur radio payloads. Among the amateur radio payloads are a SSB/CW linear transponder, FM voice transponder, D-STAR Parrot Repeater and three Packet Radio Digipeaters. In total 33…
RUMped is a dx-pedition and contest logging tool for short wave for the Mac. Currently RUMped supports a DX-pedition mode, major contests and a general contest mode for unsupported contests. Further you can create your own contest rules. RUMped can use cocoaModem2.0 as modem for RTTY, BPSK and Hellschreiber. Starting Download the package and move…
This was finished months ago and just now I had time to finish the article. LM3916 is a dedicated IC for VU LED meter. Unlike LM3915 which have 3dB step between voltage levels, the LM3916 have nonlinear steps: -20, -10, -7, -5, -3, -1, 0, +1, +2, +3db, just like old school analog VU meters.…