Delta Stereo – Amplificatore finale stereo
Amplificatore finale di potenza stereo, fino a 12,5 W per canale erogato in pura classe A. 250 W per canale, alimentatore sovradimensionato di alta qualità. Trasformatore toroidale personalizzato, circuiti stampati a mano.
Specifiche tecniche
Dimensioni
- Width 444 mm
- Depth 492 mm
- Height 222 mm
Caratteristiche generali
- Frequency Response (-3dB, 50Ω source impedance) 1Hz – 650kHz
- Continuous Output Power (at 1kHz, 0.1% THD+N)
12.5W / 8Ω delivered in pure class A operation
250W / 8Ω
500W / 4Ω (with AC line held constant)
350W / 2Ω (with AC line held constant) - Harmonic Distortion (measurement bandwidth: 500kHz, 25Vrms in 4Ω or 8 Ω) <0.0016% at 1kHz <0.002% at 10kHz <0.003% at 20kHz
- Harmonic Distortion (measurement bandwidth: 90kHz, 25Vrms in 4Ω or 8 Ω) <0.0007% at 1kHz <0.001% at 10kHz <0.0025% at 20kHz
- Peak Output Voltage (nominal AC line)
129Vp-p into 8Ω
138Vp-p no load - Input Impedance (at 1kHz, BAL / SE) 82kΩ
- Voltage Gain (at 1kHz, BAL / SE) 29dB
- Intermodulation Distortion (SMPTE 4:1) (8Ω or 4Ω, BAL / SE) <0.0018%
- Intermodulation Distortion (CCIF) (8Ω or 4Ω, BAL / SE) <0.004%
- Signal-to-Noise Ratio (A wtd in parenthesis) (22kHz BW) 118dB (120dBA)
- Crosstalk (one channel driven to 250W / 8Ω) 124dB (100Hz), 107dB (1kHz), 90dB (10kHz)
- Slew Rate 75V / μs
- Output Impedance 0.009Ω (100Hz), 0.009Ω (1kHz), 0.012Ω (10kHz)
- Damping Factor (at 1kHz, ref 8Ω) 850
Recensioni
Ancora non ci sono recensioni.