50 MHz & Up Group

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The 50 MHz and Up Group is an educational and public service amateur radio organization centered in the San Francisco Bay area. The group is interested in developing and utilizing communications on frequencies from 50MHz up through light-waves. The group is open to any related topics that might be of interest to members, such as: technology, design, construction, operation, public service, contesting and antennas.
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Contact

For questions about this group or about programs and activities, please contact the 2022 President, Jim Moss (N9JIM):  n9jim-6 at pacbell.net

We are returning to an in-person meeting at the Sports Basement


The next meeting will be Tuesday May 3, 2022. It will begin at 5:00pm and end at 7pm, both in person and also available on zoom

The address of the Sports Basement is:
1177 Kern Ave
Sunnyvale, CA
We meet in the in the "Summit Room". All of our meetings are public and everyone is invited.
ANNOUNCEMENTS
Events and contests (Jim)
April and May Spring Sprints https://sites.google.com/site/springvhfupsprints/home/2022-information
May 7 and 8 DUBUS/REF EME CW 23CM http://www.marsport.org.uk/dubus/EMEContest2022.pdf
Possible Microwave Update in October, in the North East. W1GHZ needs feedback on possible attendance.
Other Announcements
OLD BUSINESS
Treasurer Report
Dues: We have an up to date summary. Ask if you are unsure.
Updates on meeting times and locations
Web and Email Hosing and Tools – no committee update yet
New projects – Martin and Conner
Other old business
NEW BUSINESS
PRESENTATION
Gary, K6MG will present about his microwave operations from St John Mountain last year.
ROUNDTABLE (if time)

Join Zoom Meeting

Meeting ID: 869 7272 5373
Passcode: 10368
One tap mobile
+16699009128,,86972725373#,,,,*10368# US (San Jose)


Minutes by Brian Kline


Jim Moss (N9JIM) called the meeting to order at 5:03 PM.
Old Business
Oliver Barrett (KB6BA) provided a treasurers report. The balance is $16,764.
Jim Moss stated that the next meeting would probably be in person at the Sports Basement in Sunnyvale.
New Project Ideas committee update. Martin Rothfield (W6MRR) reported that they were looking at the Pluto+ as a SDR radio platform.
Web and Email Hosting and Tools committee has not meet yet.
New Business
Jeffrey Pawlan (WA6KBL) and Goran AD6IW talked about the ICs currently available for 47 GHz.
The San Bernardino Microwave Society is preparing for a 10 GHz record attempt over the California to Hawaii path.
That ended the formal portion of the meeting.
Pete Suchomel (AG6EE) gave a presentation on 2M and 6M EME roving, titled “Degradation is Only a Number, and Possible is Only a Word.”

Dues are required for 2022 if you are in the SF Bay area. If you are not within driving distance then you can be a Friend of the 50MHz and Up Group instead of a Member. Then you do not need to pay dues. You will receive emails but you cannot vote.

The officers, board members and members at the meeting decided to resume dues.

If you have changed your address, email, phone, other info, please send a simple email to jpawlan@yahoo.com
If nothing has changed at all, then once a year please send an email saying nothing has changed. Make sure you state whether your email address has been changed or not.
To send a memberform with your updated information or to join, please go to the Membership tab of this website.
If you have not paid your dues for 2022 please either pay in person at a meeting or mail a check to the Treasurer.
Dues are $10 for a year, $15 for two years. Mail this to the Treasurer:
Oliver Barrett
1111 Pecos Way
Sunnyvale CA 94089

Make your check payable to 50MHz and Up Group of N. Calif Inc

The new 2022 Officers and Board Members



Beacons in Northern and Central Calif

The SBMS and the San Diego Microwave Group are the best resources for Southern Calif.

Here is our document about the upgrade and operation of the Mt Allison Beacon
Please click here to view or download

Microwave Beacons in operation The following beacons are known to be operating as of 01-29-2021:
NameGridCoordsFreqCallPowerAntComments
Stanford University CM87WJ 37.403, -122.165 122.400G K6ML +2 dBM ERP 70 degree horn aimed E CW ID, locked
Mt Allison CM97bl 37.500, -121.872 80.832G AD6IW unknown aimed Alviso CW ID, locked
Mt Vaca CM88wj 38.415, -122.116 10368.325M W6ASL +30dBm 10dBi omni CW ID
Mt Allison CM97bl 37.500, -121.872 working
10369.001M
24192.010M
47088.000M
K6MG


N6NU/B
KF6KVG
not measured

+13dBm
+7dBm
10dBi omni
"
"
12dBi omni
+20 dBi horn 27 deg beamwidth, aimed SW
CW ID, locked, S-meter output
Linear translator: Output is 1KHz-40kHz above beacon
Input 600 kHz below desired output
CW ID locked
CW ID locked
Mt Leeson CM97ae 37.167, -121.924 10367.990
24191.975
47087.99
79919.92
KF6KVG +20dBm
+20dBm
+5dBm
-5dBm
2.5" horn
1.5" horn
1.25" horn
0.6" horn
FM ID, locked, aimed NW
FM ID, locked, aimed NW
FM ID, unlocked, aimed NW
no ID, locked, aimed NW
Bear Mtn being rebuilt DM06ir 37.747, -119.281 24191.990 W6BY/B +27dBm 20 slot omni locked, IDs as DM07IC, will fix
Mt Frazier DM04ms 34.775, -118.969 10368.310 N6CA/B +31dBm 14dBi omni CW ID, locked