this post was submitted on 26 Jul 2025
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I just went through some frustration. I recently got a T-Deck Plus and I really like it. Now that the standard firmware for it supports the expanded UI a lot of the gaps I've ready about seem to have been filled in.

My only complaint is that I wish it had better battery life. AlleyCat designed a replacement case back for it that will hold an 8000 mAh battery (it comes with 2000 mAh). It is certainly thicker, but not really too bad, and 4x the battery life would be worth that for me.

Unfortunately, it doesn't fit. Lilygo has apparently made some changes to the hardware since the Plus came out. I've seen pictures of them with the AlleyCat case back installed, so I know it used to fit. When I measure the inside of the bottom section with a caliper, the new case back is around 1.5mm narrower than the one it came with. That is more than enough to keep it from working.

There were also several other differences that would cause problems. The reset button has changed, which could be worked around. The speaker has changed so that it can't overlap with the battery, which is another showstopper.

I'm in favor of manufacturers improving designs. I just wish they would assign clear version numbers to them so we could tell what we're getting.

The device itself is great. Just don't count on the after-market for upgrades.

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[–] shortwavesurfer@lemmy.zip 3 points 1 week ago (1 children)

It might help some if you turn off SX-126X RX Boosted Gain. That took my sensecap from 2 days and 19 hours of battery life to 3 days and 6 hours.

Mind you, that's not a great option if you live far from a router or client node. Also, make sure your node is set into client mute so that it's not attempting to re-broadcast other people's messages. Since the tdeck is a handheld the rebroadcasts from it dont get very far and just cause more chutil for no good reason on nearby high nodes.

[–] Curious_Canid@lemmy.ca 1 points 6 days ago (1 children)

I don't think I want to reduce my range by that much, at least in my current environment, but I really appreciate the suggestion. I'll keep it in mind for cases where battery life is more critical.

[–] shortwavesurfer@lemmy.zip 2 points 6 days ago (1 children)

You dont decrease your tx range, you slightly decrease your rx range. In my case my battery drained 22% faster with rx boosted gain turned on.

[–] Curious_Canid@lemmy.ca 1 points 6 days ago

Ah, thank you. The setting even said RX gain, but for some reason I assumed it was transmission.