Tang nano 9k vs 20k size:
![](https://enthru.net/wp-content/uploads/2024/07/telegram-cloud-photo-size-2-5238085180571376839-y.jpg)
![](https://enthru.net/wp-content/uploads/2024/07/telegram-cloud-photo-size-2-5238085180571376840-y.jpg)
Some portapack modifications, I did more photos of the process but occasionally deleted them. So just result 🙂
Thermalglued speaker to isolate it:
![](https://enthru.net/wp-content/uploads/2024/07/telegram-cloud-photo-size-2-5238085180571376851-y.jpg)
Switch to prevent powering on while in a backpack:
![](https://enthru.net/wp-content/uploads/2024/07/telegram-cloud-photo-size-2-5238085180571376852-y.jpg)
Tang nano 9k vs 20k size:
Some portapack modifications, I did more photos of the process but occasionally deleted them. So just result 🙂
Thermalglued speaker to isolate it:
Switch to prevent powering on while in a backpack: