A working pull from my A3000 (so sold as seen) this is a 12 bit audio sampler card for Amiga's (Zorro II or greater so A2000, A3000, A4000). Believed working but sold as seen. Details, specs and drivers may be found on the usual Amiga sites (Aminet, BBOAH etc.)
Summary specs with thanks to Amiga Hardware Database:
- Analog Devices 2105 DSP - 10 MIPS, 100 ns instruction execution time
- 12 bit playback and direct to hard disk recording
- up to four audio channels
- 1 track at 44 kHz with 68000
- 4 tracks at 44 kHz with 68030
- full duplex
- mono sampling rates 7 - 82 kHz
- frequency response 20 Hz - 20 kHz (-3 dB)
- typical S/N ratio 70 dB
- two eight order anti-aliasing filters
- stores samples in 16 bit format for compatibility with AD516
- mono RCA jacks for unbalanced line level audio input and output
- 100 input digital gain levels
- LTC SMPTE time code reader (24, 25, 29.97, 30 fps, drop and non-drop)
- SMPTE input (RCA)
- 64 kB fast static RAM, expandable to 256 kB
- 8 kB ROM