Specyfikacja amplitunera Toshiba SA-504:
Tuning range: FM, MW
Power output: 70W/ch (stereo), 35W/ch into 8Ω (quadraphonic)
Frequency response: 10Hz to 55kHz
Total harmonic distortion: 0.4%
Damping factor: 20
Input sensitivity: 2.5mV (MM), 30mV (ceramic), 150mV (DIN), 150mV (line)
Signal to noise ratio: 65dB (MM), 70dB (ceramic), 75dB (line)
Output: 150mV (line), 30mV (DIN)
Speaker load impedance: 4Ω to 16Ω
Semiconductors: 3 x IC, 3 x FET, 75 x transistors, 34 x diodes
Wymiary: 500 x 380 x 115mm
Waga: około 13kg