TRASAM Amplifier Lineup 2026 — Specs Comparison
| Model | Type | Power (8Ω) | Power (4Ω) | Damping | SNR | THD | Price |
|---|---|---|---|---|---|---|---|
| AA3PRO | Class A Pure Power Amp | 220W×2 | 280W×2 | 700 | 123dB | 0.003% | ¥13,998 |
| A12 PURE | FET Integrated | 250W×2 | 380W×2 | 800 | 105dB | 0.003% | ¥6,499 |
| A12PRO | Integrated + DAC | 220W×2 | 350W×2 | 700 | 105dB | 0.003% | ¥6,499 |
| A11PRO | Integrated + DAC | 185W×2 | 290W×2 | 500 | 105dB | 0.003% | ¥3,999 |
| AA2PRO | Class A Pure Power Amp | 165W×2 | 240W×2 | 700 | 123dB | 0.003% | ¥7,499 |
Key Specs Per Model
AA3PRO — Flagship Class A Pure Power Amplifier (¥13,998 / ~$1,950)
- 24 Sanken power transistors (12 pairs), dual O-core transformers, Honeycomb Symmetry 2.0 circuit
- Noise floor: 40μV (balanced), 120μV (single-ended). Frequency response: 10Hz-80kHz ±0.005dB
- Inputs: RCA ×1, XLR ×1. Outputs: Bi-Wire speaker terminals. Weight: ~18kg
- Best for: ATC SCM40/SCM50, PMC Twenty5.24, Dynaudio Special Forty
A12 PURE — FET Integrated Amplifier (¥6,499 / ~$910)
- 16 Infineon MOSFETs, Diamond fully-balanced circuit, PureSound 2 voltage amplifier module
- Custom 800W toroidal transformer. One-key pure power amp mode (XLR direct input)
- 3.5-inch color display, electronic analog volume/bass/treble control, remote
- Dimensions: 430×390×155mm, Net weight: 17kg. Static power: 97W, Max: 820W
A12PRO — All-in-One Integrated Amplifier (¥6,499 / ~$910)
- Built-in ES9039Q2M DAC, 8 Sanken transistor pairs, Bluetooth 5.4 (LDAC/aptX HD)
- 5 digital inputs (USB/Optical/Coaxial/HDMI IIS/Bluetooth) + 4 analog inputs
- Pure PA mode (bypass preamp). Dual subwoofer outputs for 2.2 system
- Best for: one-box solution, no separate DAC needed
A11PRO — Entry Balanced Integrated (¥3,999 / ~$560)
- 4 Sanken transistor pairs, ES9039Q2M DAC, Bluetooth 5.4 QCC3084
- Damping factor 500 — sufficient for 88dB+ bookshelf speakers
- Best for: Wharfedale Diamond 12.2, KEF Q350, ELAC DBR62, B&W 606 S3
AA2PRO — Class A Pure Power Amp with Sweet Midrange (¥7,499 / ~$1,050)
- Dual toroidal transformers, 16 transistors, pure class A voicing — warm and musical
- Best for: vocal/jazz systems, Wharfedale Linton, ProAc DT8, Tannoy D500
Price Comparison vs Import Brands
| TRASAM | Price | Import Equivalent | Import Price |
|---|---|---|---|
| A11PRO (185W) | ~$560 | Marantz PM6007 (45W) | ~$650 |
| A12 PURE (250W, FET) | ~$910 | NAD M23 (200W, Class D) | ~$2,100+ |
| AA3PRO (220W, Class A) | ~$1,950 | McIntosh MA5300 (200W) | ~$4,500+ |