DOS Days

BTC-1820

The BTC-1820 was a 16-bit ISA sound card compatible with Sound Blaster only.

Released 1994
Bus ISA 16-bit
FM Synth External OPL3, e.g. Yamaha YMF262
Audio Codec Crystal CS4231
Chipset Oak Technology OTI-601 "Mozart"
Standards Ad Lib, Sound Blaster
Ports Speaker-Out, Mic-In, Line-In (stereo), Line-Out (stereo),
Game port
CD-ROM Mitsumi, Panasonic, and Sony
Wavetable No
Plug & Play Yes
FCC ID(s)  
Price  
See Also  

The BTC 1820 was a Plug & Play sound card offering 16-bit stereo sound sampling delivered at CD-quality rates up to 44.1KHz. Based on the OTI-601 by Oak Technology, the card provided a 22-voice FM music synthesizer and multiple CD-ROM (pre-IDE), MPU & MIDI interfaces.

 

Board Revisions

I have no information on the various board revisions of the BTC-1820 card.

 

Competition

 

In the Media

 

Setting it Up


Downloads

Operation Manual
(missing)

Get in touch if you can provide this missing item!

Original Driver Disk for OTI601
10th Aug 1994

Oak OTI-601 drivers for DOS and Windows 3.1

Original Driver Disk for OTI601
2nd Dec 1995

Oak OTI-601 drivers for DOS and Windows 3.1

 

More Pictures


The BTC-1815 sound card and retail box (1995)