u/Rushdon

Interference help… 🙏

I’ve been into MeshCore a while now and I’m setting up a group of friends on the mesh in the UK as a bit of a hobby project.

When I first put my heltec v4 repeater up on my chimney breast in January I was getting excellent rx and tx. I did some testing and was able to ping a nearby repeater 10km just out of visual line of sight. Reliably, >90% ping success. I would also never struggle to login to my repeater and would very rarely need to send messages twice.

Around update 1.13/1.14 I started to notice a drop in reliability.

Symptoms:

  1. More errors than packets received. At best 1:1 has been as bad as 2:1

  2. Have to resend messages ~50% of the time

  3. Often struggle to remote login to my repeater

  4. Missing more messages than normal

  5. Noise floor is poor but it’s a heltec 4.2 so expected.

  6. Ping success to my 10km neighbour dropped to 40%
    When the ping is successful the SNR seems fine. When I do manage to TX it repeats across the country well and I’m able to receive messages well too, except the ones I’m not

Troubleshooting:

- tried powering repeater from power bank directly (avoiding usb extension)
- tried turning off the fuse board to eliminate something in my house interfering
- tried a rak and a heltec 4.3 inside the attic

Get the same results.

Am I right in thinking there must be some local interference issue? Or could it be that firmware and mesh growth has caused this?

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u/Rushdon — 1 day ago

How can we make ourselves a ‘cash buyer’

My partner and I are viewing our ‘dream home’ today.

I own a home from before we met which I rent out. It’s worth about £300k and I have £160k of equity in it.

She owns her home outright and it’s worth about £415k

The house we want to buy is on the market for £500k

We would sell her house and keep mine rented out in an ideal world.

We’re not married and are happy for the new house to remain in her name.

According to the estate agent has had 2 offers already and it’s only been in the market a week…

We want to make ourselves attractive buyers. How can we best frame this? We’re not against a bridging loan but would rather avoid the costs.

reddit.com
u/Rushdon — 13 days ago

Ran out of time to do brakes myself before a long drive with family to Switzerland. Took it to local National/Halfords Autocentre. Brakes felt spongey after collecting called them and they said it would settle.

On drive drive felt a rattle on nearside but only over potholes, no pull on the brakes either side and either the sponginess went or I got used to it. Did the drive there a back and assumed it would be my droplinks. Anyway, did the drop links and took it for an MOT the week after we got back and the main VW dealer failed it and sent me this video… turns out the rattle was the caliper! I didn’t even think to check them!

How lucky were we and angry should I be with Halfords?

u/Rushdon — 20 days ago