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2GB of disk space? I would have killed for that as a kid.

Oh, also: Norton Commander 5.51, the last release that ever came out for DOS (1998).

The memories.

智慧型手機能不能像一般手持無線電一樣,頂上有個 SMA 接頭?這樣就可以外接奇怪的天線了,搞不好還能用八木天線。

我自製了一隻場強錶 (Field Strength Meter),雖然精準度肯定是沒有的,但靈敏度還可以。
不過因為二極體是 1N60P,所以頻率大概到 VHF 而已,到了 UHF 頻段靈敏度就會大幅降低。

有點想玩 MMDVM,不過設備價格有點超過預算了……

之前一直在懷疑 FT-991A 的 VHF/UHF Power Amplifier 部分為什麼可以只使用一個電晶體 (RD70HUF2),直到我剛剛反應過來這玩意其實是兩顆 MOSFET 合在一起。

Note to self, sanity check these kinds of cheaply made modules before connecting them up. I only found out this SD card reader's power rails were shorted out AFTER putting it in circuit. 😬​

After a visual inspection I guess I found the fault (C2)...


it used to be that every program would be bundled with Bonzi Buddy, but now it is Google Chrome

昨晚在朋友家玩短波,然後還做好了這組雙槳 (Dual-Paddle) 電鍵。

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