The ‘Associação de Radioamadores do Litoral Alentejano’ invites everyone to participate in a special Amplitude Modulation (AM) transmission commemoration, using the 80, 40, 20, 10 and 2m bands, on Sunday, Sept 19, 2010.
Frequencies and periods:
3.685 MHz - from 0600 to 0800 UTC
7.1 MHz - from 0800 to 1100 UTC *
14.286 MHz - from 1300 to 1400 UTC
29.075 MHz - from 1400 to 1500 UTC
144.575.0 MHz - from 1500 to 1600 UTC
*alternative frequency is 7.143 MHz
Showing posts with label 20m AM. Show all posts
Showing posts with label 20m AM. Show all posts
2 Sept 2010
5 May 2010
The Heathkit Lunchbox on 75m AM
K6KWQ has just built a Small Wonders Lab "Retro-75" QRP AM transceiver kit into an old Heathkit HW30 (Lunchbox) case. The Retro-75 puts out 2.5W AM on 80/75m and is a nice way of getting back on AM on the band. AM is quite popular in the UK with stations active around 3615kHz. Dick has made a very neat job of re-labelling the old Heathkit box so it looks like a genuine Heathkit rig, but for 75m AM.
19 Apr 2009
20m AM
IK6BGJ was a good signal this afternoon on 20m AM on 14.251MHz. Although he called CQ AM many times he did not work anyone and was unable to hear my QRP reply when running 4W AM. Pity - it is a very long time since I've worked anyone on AM on 20m. 1967 to be precise!
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