Slides: The Yagi-Uda Antenna
Understanding the Yagi-Uda AntennaDownload the online calculator: Simple Yagi Design Element Calculations.xlsx
UARC DIY Night – General Meeting – 9 OCT 2025
MARC visited UARC on 9 OCT 2025 for their DIY Night. UARC's presentation is on their Youtube page and is embedded here for ease of viewing. Check out UARC's other presentations on their channel!
Building a Power Box – General Topics – 18 SEP 2025
Dan (N7XDL) talks about building a power box for your go kit. Much of this presentation was borrowed from a similar presentation by N9DJB.
Slides: https://www.murrayarc.org/wp-content/uploads/2025/09/N9DJB-Portable-Power-Box.pdf
N9DJB Portable Power Box
Building a Go Kit for AREDN Mesh – Advanced Topics – 11 SEP 2025
Jan (KD7ZWV) talks about designing a Go Kit specifically for AREDN networking.
Slides: https://www.murrayarc.org/wp-content/uploads/2025/09/AREDN-Go-Kits.pdf
AREDN Go Kits
Elmer Program – Basic Topics – 7 AUG 2025
Dan (N7XDL) briefed us on the new Elmer Program at MARC.
I will update to include the slide
SALT LAKE COUNTY 220 REPEATERS
| RX FREQ | TX FREQ | (+-) | NAME | TONE | CTCSS | Comment |
| 223.960 | 222.360 | (-) | MARC | Tone | 103.5 | Murray Amateur Radio Club - MurrayFD (Closed durning any emergency) |
| 224.420 | 222.820 | (-) | LkMnt | Tone | 156.7 | Lake Mountain |
| 224.540 | 222.940 | (-) | SJrdn | Tone | 103.5 | South Jordan |
| 224.600 | 223.000 | (-) | Draper | Tone | 100 | Draper |
| 224.640 | 223.040 | (-) | Sandy | Tone | 156.7 | Sammie's QTH |
| 224.660 | 223.060 | (-) | SJrdn2 | Tone | 100 | South Jordan |
| 224.700 | 223.100 | (-) | LkMnt2 | Tone | 107.2 | Lake Mountain |
| 224.780 | 223.180 | (-) | JVHosp | Tone | 100 | Jordan Valley Hosp. Linked to 146.840 |
| 224.820 | 223.220 | (-) | Ensign | Tone | 167.9 | Ensign Peak |
| 224.860 | 223.260 | (-) | StWide | State Wide 220 | ||
| 224.900 | 223.300 | (-) | SJrdn3 | Tone | 156.7 | South Jordan |
| 224.980 | 223.380 | (-) | Sandy2 | Tone | 167.9 | Sandy 220 |
| 223.500 | 223.500 | Nat220 | National Simplex Calling for 220 MHz | |||
| 224.080 | 222.480 | (-) | Npoint | Tone | 136.5 | North Point |
| 223.400 | 223.400 | Payson | Payson Simplex | |||
| 223.880 | 222.280 | (-) | PlsntGrv | Pleasant Grove 220 | ||
| 223.920 | 222.320 | (-) | Ephrm | Tone | 88.5 | Ephraim, UT |
| 223.940 | 222.340 | (-) | AbjoPk | Abojo Peak | ||
| 224.500 | 222.900 | (-) | Ogden | Tone | 167.9 | Ogden, UT |
| 224.560 | 222.960 | (-) | Lehi | Tone | 100 | Lehi, UT |
| 224.740 | 223.140 | (-) | SigHill | Tone | 100 | Signal Hill |
| 224.880 | 223.280 | (-) | Orem | Tone | 156.7 | Orem, UT |
| 224.960 | 223.360 | (-) | Syracs | Syracuse, UT | ||
| 224.980 | 223.380 | (-) | Scofld | Tone | 88.5 | Scofield, UT |
Modes – Back to Basics – Beginner’s Topics – 5 JUN 2025
Dan (N7XDL) talks about radio modes, what they are, how they work, and why we care.
Slides available soon.