1071 kHz Spectrum Monitoring 24h

carried out by Günter Lorenz (mailto:glorenz@lorenzsoft.de) between 27.09.2004 and 02.10.2004. All times UTC.

Equipment: EKD500, Grahn magnetic loop, Spectrum Lab software

Location: Freising, Germany

Günter Lorenz mailto:glorenz@lorenzsoft.de

Acknowledgement: Without the information published at http://www.dxradio.co.uk/mwoffsets/index.html, I would never have entered in such a fascinating dimension of our hobby.

JPG files (120-170 kByte each) are available for each period. Approx. 45 minutes per File.

Examples (120-160 kByte each!)

http://www.myradiobase.de/mediumwave/capt1071_980.jpg till 01.10. 19:00 tx breakdown

http://www.myradiobase.de/mediumwave/capt1071_974.jpg till 01.10. 16:00 afternoon fade-in

http://www.myradiobase.de/mediumwave/capt1071_927.jpg till 30.09. 16:30 just faded in, fading out again

http://www.myradiobase.de/mediumwave/capt1071_867.jpg till 29.09. 10:30 see the waves rolling in at bright daylight

http://www.myradiobase.de/mediumwave/capt1071_807.jpg till 28.09. 04:30 the zigzag is fading out

http://www.myradiobase.de/mediumwave/capt1071_776.jpg till 27.09. 13:00 daytime carriers

1071.009 IRIB R. Ma'aref, Qom, Iran, 100 kW

scheduled 00:30 - 21:30, however seems to operate 24h, possible relaying Sarasarye network.

quite stable carrier, drifting only +-.001, fading in 6-8 min. intervals. Dominates the frequency in the afternoon.

fade in 14:53 02.10.

fade in 14:50 01.10. strongest around 02:34 fadeout around 04:10 2.10.

fade in 14:56 30.09. fadeout around 04:18 1.10.

fade in 14:48 29.09. fadeout around 04:13 30.9.

fade in 14:48 28.09. fadeout around 04:06 29.9.

fade in 14:59 27.09. fadeout 04:04 28.8.

fade out 03:58 27.09.

1071.008 unid daytime

01.10. visible 12:40 - 13:00 and also earlier, from around 09:30

30.09. 1-12 min fades ending at 13:45. It starts at 12:55, drifts slowly down. It starts at 11:50 and ends at 12:16, but there is even more activity from 11:00 and going back, it all starts at 07:46 30.9. First traces at 06:15

29.9. 13:03 - 13:26

29.9. 12:01 - 12:42

29.9. 11:29+, 11:10

29.9. 08:14 - 10:16

29.9. starts at 06:47

28.8. from 13:46 - fade out 14:23

28.8. 07:48-11:33 many peaks

27.9. 13:01-14:31

1071.005 unid

s.on 02:20 to 03:00, s.off 00:00 or 01:00

min .003, max. 006, unstable tx, sometimes goes zigzag, sometimes quite stable. Occasional tx breaks.

fade in 02.10. 15:27

s.on 03:06, moving quickly up from .004 to .006 fadeout around 04:30 .006 02.10.

s.off 01:07

tx break 18:40 1.10. restarting, moving quickly up from .003 to .005

fade in 01.10. 15:35/40

s.on 03:01, moving between .004 to .006, fadeout around 04:50 zigzag 1.10.

fade in 30.09. 15:36 s.off 01:04

s.on 02:06, moving between .004 to .006 30.9. fadeout around 04:53 30.9.

s.off 00:02 30.09.

fade out around 04:21/31 29.9.

tx break 03:01 29.9., restarting, moving quickly up from .004 to .005

s.on 02:12 29.09.

fade in 15:28 28.9. s.off 00:04 29.09.

s.on 28.9. 02:12 fade out 4:23 in heavy zigzag .003-.005

s.off 00:02 28.09.

tx break, 27.09. 17:45, restarting moving quickly up from .002 to .005

fade in 15:33 27.09.

s. on 02:19 on ..02, moving up to .005 fadeout 04:06 27.09. .002

s.off 00.02 27.09.

1071.003 unid daytime

27.09. 11:59 s.on- after 13:00, moving down slowly - nice signal!