Nad 2140 Power Amplifier
(1985-1986)
Service ManualTECHNICAL SPECIFICATIONS
Power (RMS) 2X50w/8 ohms
Power Band: 20Hz/20Khz
Freq response: 10Hz/30kHz +/- 1dB
Total Harm Distortion: 0,03%/8 ohms
Damping Factor: 150 - 8 ohms
Dimensions: 420 x 96 x 280 mm
Weight: 8.3 Kg
| Transistors | Equiv | Other |
| BC549C | 2N5818-BC548 | NTE123AP |
| BC556A | BC307-2N6015 | NTE159 |
| BF423 | BF421 | NTE288 |
| 2SD381 | BD241C | NTE291 |
| 2SB649 | BD238-2N6211 | NTE374 |
| 2SB669 | BD718-2N6868 | NTE262 |
| MJ15003 | BDX50-2N3773 | NTE60 |
| MJ15004 | 2N6031 | NTE61 |
| BC546B | BC338-2N5818 | NTE123AP |