Developer XeNTaX has just announced that they have sold out of their second batch of FM-YAM cartridges and are looking to see if there’s interest in a 3rd batch.
In case you’re not famliar with the FM-YAM device it’s a cartridge that:
Supports YM3812 or YM3526 (via sockets)
* YM3812 included with single unit
* Audio-in via mini-jack (e.g. SID audio)
* FM and Audio-in mix-out via mini-jack (e.g. SID+FM)
* 3D printed red case / or possible other case
Pricing: To be determined, pending Batch 3 interest.
For more information check out the FM-YAM link at the bottom of the article.