| Model | Introd | Ways | Woofer | High-Mid Unit | MIdrange | Tweeter | Freq.Response | Crossover | Dimensions | |
|---|---|---|---|---|---|---|---|---|---|---|
| AR-2 | 1957 | 2 | 10" | Two 5" angled cone | 42-14kHz ±5 dB | 2000 Hz | 24” x 13.5” x 11.5” | |||
| AR-2a | 1959 | 3 | 10" | Two 5" angled cone | 1 3/8” AR super-tweeter | 42-20kHz±5 dB | 2000/7500 Hz | 24 x 13 ½ x 11 ½ | ||
| AR-2ax | 1964 | 3 | 10" | 3 ½ cone | 1 ½ cone | 1 3/8 dome (1.th v.) ¾ dome (2.nd v.) | 42-20kHz±5 dB | 2000/7500 Hz | 24 x 13 ½ x 11 ½ | |
| AR-2x | 1964(?) | 3 | 10" | 3 ½ cone | 42-15kHz±2.5 dB | 2000 | 24 x 13 ½ x 11 ½ | |||