Front view — side by side at true scale
AATC SCM20PSLTBTriangle BR08
| A | B | |
|---|---|---|
| Manufacturer | ATC | Triangle |
| Model | ATC SCM20PSLT | Triangle BR08 |
| Height | 990 mm | 1020 mm |
| Width | 239 mm | 248 mm |
| Depth | 344 mm | 314 mm |
| Weight | 23 kg | 21.2 kg |
| Enclosure | sealed | bass-reflex-front |
| Drivers | 1× 25 mm tweeter (soft dome), 1× 150 mm mid-bass (cone) | 1× 25 mm tweeter (silk-dome), 1× 160 mm midrange (natural cellulose-pulp cone), 2× 160 mm woofer (fiberglass cone) |
| Frequency — low | 55 Hz | 40 Hz |
| Frequency — high | 25000 Hz | 22000 Hz |
| Sensitivity | 85 dB | 92 dB |
| Impedance | 8 Ω | 8 Ω |
| Recommended amp | 75–300 W | 50–250 W |
| MAP (USD) | — | $1,249 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | atc.audio ↗ | trianglehifi.com ↗ |
| Product page | Open product page ↗ | Open product page ↗ |
Larger value highlighted in green. For low-frequency extension, lower Hz = greater bass reach, so the deeper side is highlighted.

