HH Scott Amplifier 250S
(1973-1975)
TECHNICAL SPECIFICATIONS
American manufacturing
Power (RMS) 2X30w/8 ohms
THD output: 0,5%
Power Bandwidth: 15Hz/35Khz
Intermodulation: 20Hz/25Khz
Input Sens Phono 1/2: 2,5 mV
Input Sens Tuner: 120 mV
Input Sens Aux: 120 mV
Input Sens Tape In: 280 mV
SNR Phono 1/2: 60 dB
SNR Tuner: 65 dB
SNR Tape In: 65 dB
SNR Aux: 65 dB
Damping Factor: 30/8 ohms
Output Imp: 4/16 ohms
Dimensions: 390x235x126 mm
Weight: 6 Kg
Schematics | Transistors | Equiv | Other |
| 2SA497 | BD139-BSW66A | BC639-NTE128 |
| 2SC828 | BC547-BC639 | NTE123A |
| 2SC1030 | BU606-2N3584 | KT809A-NTE280 |
| 2SA564 | BC640-BC309 | BC177A |
| 2SC644 | BC549-BC184L | 2N3702-NTE107 |
| Diodes | Equiv | Other |
| 1S1850 | BY251-BY255 | NTE116 |
| KB265 | NTE601 | |
| Capacitors/µf | Tension/volts | Quantity |
| 4700 | 35 | 2 |
| 2200 | 50 | 1 |
| 220 | 6.3 | 4 |
| 100 | 35 | 2 |
| 100 | 16 | 1 |
| 100 | 6.3 | 4 |
| 47 | 35 | 2 |
| 33 | 6.3 | 2 |
| 10 | 25 | 12 |
| 1 | 50 | 6 |