Due to the large page count and recent amount of off-topic posting, I've restarted this thread.
As Carl said back in 2007:
For the sake of those people seeking information, especially given the discussion of vintage gear which often needs maintenance or repair, please do keep on topic (or not far off it).
The old threads are here:
The Stax Thread (New)
The Stax Thread
Long, meandering comparison of Stax 404 and Stax X-III, Episode I
As Carl said back in 2007:
Keeping a broad scope with regards to subject matter has served us well up to now, so feel free to discuss anything related to Stax and electrostatic/electret headphones and their amplification in general.
For the sake of those people seeking information, especially given the discussion of vintage gear which often needs maintenance or repair, please do keep on topic (or not far off it).
The old threads are here:
The Stax Thread (New)
The Stax Thread
Long, meandering comparison of Stax 404 and Stax X-III, Episode I