# HAM SDR

**URL:** https://forum.clockworkpi.com/c/ham/34.md

[Latest](https://forum.clockworkpi.com/latest.md) · [Categories](https://forum.clockworkpi.com/categories.md) · [Tags](https://forum.clockworkpi.com/tags.md)

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## [About the HAM SDR category](https://forum.clockworkpi.com/t/about-the-ham-sdr-category/16694)

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**Author:** [@hal](https://forum.clockworkpi.com/u/hal)\
**Replies:** 0

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## [Is there an MMDVM expansion board for the uConsole?](https://forum.clockworkpi.com/t/is-there-an-mmdvm-expansion-board-for-the-uconsole/22706)

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**Author:** [@Wander\_Menezes](https://forum.clockworkpi.com/u/Wander_Menezes)\
**Replies:** 1\
**Last updated:** [September 6, 2026, 7:54am UTC](https://forum.clockworkpi.com/t/is-there-an-mmdvm-expansion-board-for-the-uconsole/22706 "2026-09-06T07:54:10Z")

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Before I start taking the uConsole apart and soldering random things into it, I wanted to ask if anyone here knows about projects related to MMDVM integration on the uConsole. I’ve been using MMDVM for years, and recent…

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## [Antennas for SDR](https://forum.clockworkpi.com/t/antennas-for-sdr/21955)

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**Author:** [@Mr.Hotwire](https://forum.clockworkpi.com/u/Mr.Hotwire)\
**Replies:** 0\
**Last updated:** [March 26, 2026, 5:46pm UTC](https://forum.clockworkpi.com/t/antennas-for-sdr/21955 "2026-03-26T17:46:58Z")

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Something that is passed up a LOT is the antennas, and how awful the “stock” antennas are. It really is a benefit for people to buy a VNA or antenna analyzer to test and adjust their antennas. I will expand in a later po…

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## [Hello from Melbourne](https://forum.clockworkpi.com/t/hello-from-melbourne/19160)

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**Author:** [@Krillo74](https://forum.clockworkpi.com/u/Krillo74)\
**Replies:** 4\
**Last updated:** [August 12, 2025, 10:07am UTC](https://forum.clockworkpi.com/t/hello-from-melbourne/19160 "2025-08-12T10:07:08Z")

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Hello, How is everyone Grant

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## [Caribou Lite SDR](https://forum.clockworkpi.com/t/caribou-lite-sdr/19060)

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**Author:** [@Goose1](https://forum.clockworkpi.com/u/Goose1)\
**Replies:** 0\
**Last updated:** [August 7, 2025, 10:18pm UTC](https://forum.clockworkpi.com/t/caribou-lite-sdr/19060 "2025-08-07T22:18:48Z")

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Hey! I finally got my uConsole and was looking for a GPIO expansion board but the only one I found appears to be out of production now. Anyone fit a caribou lite SDR into their uConsole yet? I know there is an expansion …

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## [Fix for All-In-One Extension Board error "usb\_open error -3" when trying to use RTL-SDR device](https://forum.clockworkpi.com/t/fix-for-all-in-one-extension-board-error-usb-open-error-3-when-trying-to-use-rtl-sdr-device/19039)

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**Author:** [@MichaelMarkert](https://forum.clockworkpi.com/u/MichaelMarkert)\
**Replies:** 0\
**Last updated:** [August 7, 2025, 6:04am UTC](https://forum.clockworkpi.com/t/fix-for-all-in-one-extension-board-error-usb-open-error-3-when-trying-to-use-rtl-sdr-device/19039 "2025-08-07T06:04:32Z")

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Hi, first time poster and not sure if it fits in this empty category: When trying to use the extension board RTL-SDR device with the stock firmware or Bookworm 6-12-y I got the error "usb\_open error -3 Please fix the d…