AD-2022
| Brand | Heathkit |
| Manufacturer | Heath Company, Schlumberger Limited |
| Function | Effect (Quad Matrix Decoder) |
| Produced | 1973 |
| Country | United States |
| Signal Path | Analog Hardware |
| Weight | 4lbs (Shipped) |
| MSRP (1973) | $39.95 |
| Channels | 4 Channel |
| Brand | Heathkit |
| Manufacturer | Heath Company, Schlumberger Limited |
| Function | Effect (Quad Matrix Decoder) |
| Produced | 1973 |
| Country | United States |
| Signal Path | Analog Hardware |
| Weight | 4lbs (Shipped) |
| MSRP (1973) | $39.95 |
| Channels | 4 Channel |