Tokyo Tape Music Center shared this video demo of their Tokyo Delay MODEL TD-1 Card, a PT2399-based lo-fi delay for the Buchla Music Easel.
Delay times of about 70ms-1000ms are possible, but they note that “long delays are noisy”.
Here’s a demo with randomized delay time:
The TD-1 fits into the Music Easel’s expansion card slot.
Tokyo Tape Music Center has several additional expansion cards on their site, including the Dual Function Generator MODEL 281 Card, 10 Channel Comb Filter MODEL 295 Card and Voltage Controlled Filter MODEL 291 Card.
Pricing and Availability:
The Tokyo Delay MODEL TD-1 Card is available for $420 USD (normally $430).