| Model ID | SX-2500 |
| Form Factor | Standard Width |
| Signal Path | Analog Hardware |
| Dimensions | 48.6 × 14.6 × 38.4 cm (W × H × D) |
| Weight | 33lbs |
| Power | 110/120/130/220/240VAC, 50/60Hz 220VA |
| Frequency Response | 20Hz-70kHz ±2dB |
| Output Power (1kHz, Both Channels Driven, 0.5% THD, 8/4Ω) | 72/90W |
| Output Power (1kHz, Each Channel Driven, 0.5% THD, 8/4Ω) | 84/120W |
| Output Power (Music, IHF, 8/4Ω) | 104/170W |
| THD (1kHz, Continuous Power Output) | 0.5% |
| Damping Factor | 40 |
| Power Bandwidth (IHF) | 8Hz-40kHz |
| SNR (Phono) | 80dB |
| SNR (Aux) | 100dB |
| Input Sensitivity (Phono Mag) | 2.7mV |
| Input Impedance (Phono Mag) | 50kΩ |
| Input Sensitivity (Phono Ceramic/Crystal) | 60mV |
| Input Impedance (Phono Ceramic/Crystal) | 100kΩ |
| Input Sensitivity (Phono MC) | 110µV (With PP-402) |
| Input Impedance (Phono MC) | 30Ω (With PP-402) |
| Input Sensitivity (Aux) | 200mV |
| Input Impedance (Aux) | 100kΩ |
| Input Sensitivity (Preamp) | 500mV |
| Input Impedance (Preamp) | 120kΩ |
| Tuning Range (FM) | 87.5MHz-108MHz |
| Sensitivity (FM, 98MHz) | 1.6µV |
| Capture Ratio (98MHz) | 1.0dB |
| Selectivity (98MHz) | 65dB |
| Image Rejection (FM, 98MHz) | 90dB |
| SNR (FM, IHF) | 70dB |
| Channel Separation (FM, 1kHz) | 40dB |
| THD (FM, 1kHz) | 0.5% |
| Tuning Range (AM) | 525kHz-1605kHz |
| Sensitivity (AM, IHF) | 8µV |
| Image Rejection (AM, 1000kHz) | 83dB |
| MSRP (1972) | $549.95 |
| Channels | 2 Channel |
