Sony ESPRIT TA-N900 Mono Blocks Power Amplifiers (PAIR)
Current Price: 428.00
Current Bids: 10
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Sony High-End ESPRIT TA-N900 Mono Blocks Power Amplifiers (PAIR)
The second ESPRIT unit and a Stereo Sound Best Product in the winter of 1981.Also a bestseller for Sony - probably the most common ESPRIT unit and an excellent amplifier, companion of the very rare TA-E900.
Pre-power stage:1st: Bootstrapped double cascode FET differential input, with current-mirror output2nd: Bootstrapped cascode inverted amp3rd: emitter follower SEPP outputPower stage:No NFB loop, pure complementary SEPP output in Class A operationPower devices:4 complementary pairs of enhancement type MOS-FETs (2SK173/2SJ54)Power Supply:Pulse Locked Power SupplyHeat regulation:Heat Pipe with BSL wheel fan for accelerated air flow
Low-TIM design27dB open loop gain2x 22,000µF smoothing caps20kHz PLPS chopping rate99,99% pure copper wiring2 / 4 / 8...16 Ohm selector
GOOD WORKING ORDER
THE AMPS HAS SCRATCHES ON ON CHASSIS.
FOR 60Hz 120 V
Add Shipping Surcharges for shipment to AK, HI, and PR
SPECIFICATIONS
Power :
200W (20Hz...20Khz, 2...8 Ohm)
THD :
0,05% (8 Ohm)
0,1% (4 Ohm)
0,2% (2 Ohm)
IMD :
0,05% (8 Ohm)
0,1% (4 Ohm)
0,2% (2 Ohm)
Damping factor :
50 (1Khz / 8 Ohm)
Residual noise :
20µV (8 Ohm, IHF-A)
S/N ratio :
120dB (8 Ohm at rated power)
Power bandwidth :
5Hz...70Khz (IHF)
Frequency response :
DC...100Khz (+0/-3dB ; direct input)
5...100Khz (+0/-3dB, c coupled input)
DC or AC input :
1,7 Ohm / 50kOhm
Output :
2...16 Ohm
Idling current :
100mV
PC :
270W (AEP model)
530W (UK model)
175W (US model)
Dimensions :
48 x 8 x 44,5cm (with rack handles)
44 x 8 x 44,5cm (without rack handles)
Weight :
10,5kg.
Accessories :
optional rack handles
List price :
250,000¥ (october 1980)
250,000¥ (1983)
2x 1,750$ (1983)
MORE INFORMATION . . . . .CLICK !!!!!!!!!!!!!!!!!!!!!!!!!!
http://www.thevintageknob.org/sony-TAN900.html
http://audio-heritage.jp/SONY-ESPRIT/amp/ta-n900.html
http://www.niji.or.jp/home/k-nisi/ta-n900.htm
Click here to purchase Sony ESPRIT TA-N900 Mono Blocks Power Amplifiers (PAIR) on eBay!
This auction is valid until 2010-11-18T03:40:22.000Z
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