Pre-Field Day IC-9700 Calibration

Its that time of year again, when I do pass predictions for all active satellites prior to Field Day for my club in Portsmouth RI.  In addition, it is important to confirm that my rig is properly calibrated (uplink offset is adjusted) and it is working on CW and SSB.  Every year is different, of course – 2025 has 7 operational FM birds  (AO-91, AO-123, IO-86, ISS, SO-50, SO-124, SO-125), and 5 operational Linear birds (AO-7B, AO-73, JO-97, RS-44, MO-122)

Satellite AO-73, always problematic, was calibrated on June 23.  My thanks to KB2WNY for a SSB contact (nobody returned a CW CQ despite outstanding downlink strength).

My thanks to K2DH, K4YYL, on CW, and N2FYA on SSB for contacts on June  28 confirming RS44 was calibrated.

John, N2FYA was also on for a pass of MO-122 to help me verify another satellite on SSB.

I haven’t been able to contact AO-7 at all.  My only passes will be for SO-50 and AO-73 on Saturday afternoon.

Saturday
(Sunset 20:23)
Time (EDT) Bird Max El Rise Az Set Az
15:00 AO-7 Linear 11 85 355
15:04 SO-50 FM 1 119 81
15:08 AO-73 Linear 84 165 349
16:38 SO-50 FM 40 193 40
16:45 AO-73 Linear 7 229 316
16:47 AO-7 Linear 47 137 347
18:19 SO-50 FM 25 245 25
18:40 AO-7 Linear 41 185 337
18:42 RS-44 Linear 14 124 24
19:57 JO-97 Linear 4 93 25
20:02 SO-50 FM 5 298 17
20:06 MO-122 Linear 27 24 163
20:31 RS-44 Linear 73 178 10
Sunday (Sunrise 5:14)
Time (EDT) Bird Max El Rise Az Set Az
10:14 RS-44 11 333 243
10:24 HADES-ICM/SO-125 FM 55 157 353
10:28 AO-7 Linear 6 3 293
10:31 JO-97 Linear 85 12 192
10:42 AO-91 FM 5 233 309
10:52 AO-123 FM 1 261 291
11:32 HADES-R/SO-124 FM 36 20 175
11:59 HADES-ICM/SO-125 FM 9 220 321
12:06 JO-97 Linear 7 342 355
13:05 HADES-R/SO-124 FM 14 351 236
13:35 AO-73 Linear 7 102 15

 

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