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TIA-280  Tube Integrated Stereo Amplifier

40Watt x 2 (Triode), 80Watt x 2 (Ultra Linear), KT120 x 4 / 6SN7 x 2 / 6SL7 x 2 / GZ34 x 2  (All Matching DCT tubes) 

DCT Choke x 2, Silver Plated 4N OFHC internal wiring for audio paths.

MSRP:  $5,500 / set  

TECHNICAL SPECIFICATION

Power Output

Minimum sine wave continuous average power output per

channel, both channels operating is:

80 watts into a 4 ohm load

80 watts into an 8 ohm load

Rated Power Band

20Hz to 20,000Hz

Total Harmonic Distortion

Maximum Total Harmonic Distortion at any power level from 250 mill watts to rated power output is:

0.5% for a 4 or 8 ohm load

Frequency Response

+0, -0.5dB from 20Hz to 20,000Hz

+0, -3dB from 10Hz to 50,000Hz

Sensitivity

High Level: 450mV for 2.5V rated output

Power Amplifier Input: 2.5V for rated output

A-Weighted Signal To Noise Ratio

High Level: 99dB below rated output

Power Amplifier: 120dB below rated output

Inter Modulation Distortion

Maximum Inter modulation Distortion if instantaneous peak output does not exceed twice the rated output,

for any combination of frequencies from 20Hz to 20,000Hz is:

0.5% for a 4 or 8 ohm load 

Input Impedance

High: Level, 100K ohms

Maximum Input Signal

High Level: 8V

Voltage Gain

High Level to Main: 18dB

Wide Band Damping Factor

Greater than 30

Power Requirements

100 Volts, 50/60Hz at 4.0 amps

110 Volts, 50/60Hz at 4.0 amps

120 Volts, 50/60Hz at 4.0 amps

220 Volts, 50/60Hz at 2.0 amps

230 Volts, 50/60Hz at 2.0 amps

240 Volts, 50/60Hz at 2.0 amps

Note: Refer to the rear panel of the TIA-280

for the correct voltage.

Preamplifier Tube Compliment

2 -6SL7   Preamp Circuitry

2 -6SN7   High Level Circuitry

Power Amplifier Tube Compliment

4 - KT120

Power Regulation (Preamp Section)
2 - GZ34

Overall Dimensions

Width is 16-7/8 inches (43.0cm)

Height is 8-1/4 inches (21.0cm) including feet

Depth is 16-1/2 inches (42.0cm) including the Front Panel and Knobs

Weight

61 pounds (27.5kg) net, 70 pounds (31.5kg) in shipping carton

 

** Due to continuous product improvement, actual product might be varied from product's picture.