The most potent single tower antenna systems ever seen in Amateur Radio
Downloads/Manuals
Software/Firmware
| File | Version | Release Date | Release Notes |
|---|---|---|---|
| SDA 100 Firmware Upgrade Package – MUSTANG | 63 | 11/20/18 | Release Notes |
| SDA 2000 Firmware Upgrade Package | 118 | 8/26/20 | Release Notes |
Manuals
Yagi Antennas
| File | Revision | Release Date |
|---|---|---|
| 2 Element 20m Assembly Manual | 3.1 | 03/26/2020 |
| 3 Element 20m Assembly Manual | 3.5 | 07/18/2022 |
| 4 Element 20m Assembly Manual | 3.2 | 03/26/2020 |
| UrbanBeam Assembly Manual | 1.24 | 08/12/2022 |
| DB11 Assembly Manual | 4.1 | 04/15/2020 |
| DB18 Assembly Manual | 10.7 | 01/04/2023 |
| DB18E Assembly Manual | 10.8 | 01/05/2023 |
| DB36 Assembly Manual | 10.21 | 03/24/2023 |
| DB42 Assembly Manual | 10.12 | 03/22/2023 |
| MonstIR Assembly Manual [Discontinued] | – |
Verticals and Dipoles
| File | Revision | Release Date |
|---|---|---|
| SmallIR Users Manual | 2.1 | 04/15/2020 |
| BigIR Mark IV Users Manual | 5.1.2 | 01/28/2022 |
| 20m Dipole Manual | 2.0 | 04/17/2020 |
| CrankIR Users Manual | 2.1e | 03/29/2022 |
Controllers
| File | Revision | Release Date |
|---|---|---|
| SDA2000 OptimizIR Controller Operator’s Manual | 1.0 | 04/17/2018 |
| SDA100 Controller Operator’s Manual -MUSTANG Firmware | – | 09/09/2020 |
| SDA100 Controller Operator’s Manual – PINTO Firmware | 2.0 | 12/12/2008 |
| Fluidmotion Controller Operator’s Manual [Discontinued] | – | 05/12/2008 |
Options/Accessories
| File | Revision | Release Date |
|---|---|---|
| 40/30 Loop Installation Instructions [NEW STYLE] | – | 09/28/2022 |
| DB25 Control Cable Splice Connector Instructions | – | 10/07/2020 |
| Transceiver Interface Users Manual | – | 05/24/2021 |
| Transceiver Interface Cable Selection Guide | – | 10/31/2022 |
| Connector Junction Box Users Manual | 6.0 | 06/10/2022 |
| Remote Driver Board Installation Instructions | – | 03/21/2011 |
| Wireless Remote Driver Board Users Manual | 1.0 | 05/24/2019 |
| Control cable surge suppressor Users Manual | – | – |
| High Wind Kit for 2 and 3 element antennas | 2.0 | 09/11/2011 |
| Truss kit Option – All antennas | 2.0 | 06/02/2012 |
| SARK-110 Vector Impedance Antenna Analyzer v1.2 | 1.2.8 | 01/10/2016 |
| DB42 80m Dipole Option Manual | – | 01/10/2011 |
| DB36 80m Dipole Option Manual | 3.0 | 02/05/2009 |
| 40/30m Dipole Manual [Out of Date, for Reference Only] | Q | 01/16/2008 |
| Diverter Cone assembly procedure | 2.0 | 07/30/2009 |
| EHU Contact Brush Replacement | 1.0.1 | 03/08/2023 |
| 40/30 Loop Upgrade for 2_3 and 4 element Yagi | 10.2 | 02/15/2023 |
Whitepapers
Brochures
SteppIR HQ will be closed for Presidents Day!Closed Monday 2/20/2023
We will be closed Monday 2/20/23 for Presidents Day and will be re-opening Tuesday 2/21/23.