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Free custom email domain through Gmail | Andy Kong

16 May 2025

https://andykong.org/blog/freebusinessemail/

1 CRAZY trick that Big Custom Mailbox doesn't want you to know

Fast automated mobile E2E testing — the unwritten manual | Andy Kong

13 May 2026

https://andykong.org/blog/fast_mobile_e2e/

A practical field guide to speeding up automated mobile E2E tests by cutting snapshot, tap, verification, and backend-check latency.

Using flex PCB as electrode mount | Andy Kong

03 Feb 2026

https://andykong.org/blog/fpc-electrode-clip/

First opaque clear PCBs

Teardown of the Urbanista Los Angeles headphones | Andy Kong

01 Feb 2026

https://andykong.org/blog/urbanista-teardown/

Removing another self-powering device from the world

Teardown of the Urbanista Los Angeles headphones | Andy Kong

01 Feb 2026

https://andykong.org/blog/urbanista-teardown%202/

Removing another self-powering device from the world

First lessons from ordering CNC parts from China | Andy Kong

04 Dec 2025

https://andykong.org/blog/cnctips1/

metal on tap

Running QUCS Studio (uSimmics) on a Mac | Andy Kong

31 May 2025

https://andykong.org/blog/qucsstudioinstall/

RF circuit simulation without ANY piracy!

Bringing up a custom RP2040 board | Andy Kong

21 May 2025

https://andykong.org/blog/rp2040_bringup/

First time lessons are easily forgotten, here mine are persisted

Let the foot slip | Andy Kong

30 Dec 2024

https://andykong.org/blog/footslip/

climbing is life

I've been thinking about conviction | Andy Kong

26 Oct 2024

https://andykong.org/blog/conviction/