A good friend and neighbor (great buddy of JoeyGS) lent me his hybernating Japanese vintage Sony Esprit TA-N902 so i can try it with the Maggies. The 200W 4ohm rating made Maggie sing very well.
![Grin ;D](https://www.pinoydvd.com/Smileys/default/grin.gif)
(borrowed pics of this vintage amp from the net)
![](http://i338.photobucket.com/albums/n421/nivlah0224/a.jpg)
![](http://i338.photobucket.com/albums/n421/nivlah0224/b.jpg)
![](http://i338.photobucket.com/albums/n421/nivlah0224/d.jpg)
![](http://i338.photobucket.com/albums/n421/nivlah0224/ta-n9022.jpg)
System
bootstrapped double cascode FET differential amp
bootstrapped cascode differential amp with current-mirror load
emitter-follower SEPP output
No NFB loop, pure-complementary SEPP output in Class A
Specifications
2x 130W RMS, (20Hz...20kHz, 8Ohm)
2x 200W (RMS, 20Hz...20kHz, 4Ohm)
1x 400W (DIN, mono, 8Ohm)
5Hz...80kHz (IHF)
120V/µs (8Ohm)
< 0,1% (rated output, 8Ohm)
< 0,2% (rated output, 4Ohm stereo, 8Ohm mono)
< 0,1% (rated output, 8Ohm)
< 0,2% (rated output, 4Ohm stereo, 8Ohm mono)
DC...100kHz (+0/-3dB, DIRECT input)
5Hz...100kHz (+0/-3dB, cap' coupled input)
> 120dB (8Ohm, input shorted)
> 110dB 8Ohm, 1978 IHF)
< 30µV (8Ohm, A network)
50 (1kHz, 8Ohm)
1,3V / 50kOhm (for rated output)
4...16Ohm (stereo)
8...16Ohm (mono)
320W
48 x 15,5 x 48,5cm
28kg.
-will enjoy listening to this great partnership.
![Grin ;D](https://www.pinoydvd.com/Smileys/default/grin.gif)
Thanks Jopet!
![Grin ;D](https://www.pinoydvd.com/Smileys/default/grin.gif)