Filmed and edited by Daniel Miller. The cable is flat phone cable and not twisted pair. A simple concontinuity tester should let me confirm the wire positions. Sound effects software, free download for pc. If positions 1-2-3-4 on one end connect to positions 1-2-3-4 on the other end, and a four pin phone wire does the same, without trading positions, then he should be OK.
The Macintosh Plus keyboard, like the original Macintosh Keyboard before it, used a coiled modular cable similar to a telephone handset cord. Introduced and included with the Macintosh Plus in 1986, it was an extended keyboard that had a built-in numeric keypad. Apple ADB (Apple Desktop Bus) cable. 1 used original Apple 590-0392 ADB cable. 21' long straight end + 8.5' coiled section + 7.5' short straight end. Genuine Original OEM part. ORIGINAL OEM Apple ADB (Apple Desktop Bus) coiled keyboard cables MDIN4 Male eBay Skip to main content. Apple Magic Keyboard Lightning to USB Cable New with no box. Condition is 'New'. It came brand new with a new iMac 1/20/21.
At last, the answer to my question is YES. However, for the Magic Keyboard to work wired with the iPad, without bluetooth, an unpowered USB hub is required.
Apple Keyboard Cable Adapter
Here is the guide that convinced me to order an unpowered USB hub:
Pitch editing software. USB devices declare their power consumption in software, during USB enumeration (connection). Therefore, it’s easy to trick a phone or tablet by connecting the DAC to a small USB hub. With the right USB hub, your phone only reads the low power consumption of the USB hub, and not the larger power consumption of the DAC.
Please note that some USB hubs may not work. The unpowered USB hub I ordered is the 'Cute USB Mini 2-Port USB 2.0 Hub Splitter' from Amazon because it is really small:
Here is another link I read about the unpowered USB hub trick: