Notes |
(0000173)
Yuan Tang
28-07-09 09:36
|
20090728
The problem disappears, we will keep to monitor it. |
|
(0000174)
Yuan Tang
29-07-09 09:50
|
20090729:
Band5 the Ampls of 9Y*Y are unstable, intermittent. |
|
(0000176)
Yuan Tang
12-08-09 08:53
|
20090812
To track the problem of Band5,9Y(9Y*Y Ampls unstable), the whole IVC unite of
band5 had been swapped with band6 yesterday. Now there is something new on
Band5,9Y. There is very strong local RFI on Band5,9Y9Y(only at 92cm), which
causes the attenuator=31 and the Ampls of 9Y*Y low. |
|
(0000177)
Yuan Tang
13-08-09 10:08
|
20090813
Band6 the Ampls of 9Y*Y are unstable.
(The problem was in band5 before swapping the IVC unit.) |
|
(0000185)
Jurjen Sluman
25-08-09 14:30
|
problems 9YB5 & 9YB6 change the IVC RF-convertor |
|