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TIA-280R

INTEGRATED

​AMPLIFIER

iAMP

iAMP amplifier was designed to provide a significant value based on a high performance to price ratio that will exceed the sonic quality of good solid state amplifiers with its musical accuracy. 

Features:​

​

  • May be used as a passive pre-amplifier

  • Comprehensive manual supplied

  • Hand wired point to point

  • Class A Triode front end Output circuit

  • Ultralinear or Triode switchable for specified models

  • Wide Frequency Respnose / Low Distortion Tertiary custom output transformers  (10Hz to 65KHz)

  • Exclusive "Closing Coupled Circuit" for our tailor-made output transformers  

  • Built in Bias & tube test meter for specified models

  • 3 potted transformers to reduce transformer noise

  • Japan ALPS Blue volume pot

  • M-Cap high quality audio grade capacitors

  • DCT3 Silver Ion Plated power cord 

  • DCT3 Pure Silver or Silver plated PTFE audio cable

  • Double silver plated, double rhodium plated DCT Input & speaker terminals

  • DCT input RCA terminals and output speaker cable terminals which are 4N OFHC with inner silver layer is 1.5 microns thickness and the outer rhodium layer is 0.5 microns thickness   

  • DCT IEC power input 

  • High technology soldering process with  LEAD-FREE 2% SILVER SOLDER  ensures consistency

  • CE ROHS

TECHNICAL SPECIFICATIONS ------ TIA-280R

​

Power Output

Minimum sine wave continuous average power output per

channel, both channels operating is:

80 watts into a 4 ohm load or an 8 ohm load (ULTRA LINEAR mode)

40 watts into a 4 ohm load or an 8 ohm load (TRIODE mode)

​

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, -3.0dB from 10Hz to 65,000Hz

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

​

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 50

​

Rated Power Band

20Hz to 20,000Hz

Power Requirements

100 Volts, 50/60Hz at 5.0 amps

110 Volts, 50/60Hz at 5.0 amps

120 Volts, 50/60Hz at 5.0 amps

220 Volts, 50/60Hz at 3.0 amps

230 Volts, 50/60Hz at 3.0 amps

240 Volts, 50/60Hz at 3.0 amps

​

Note: Refer to the rear panel of TIA-280R 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 9-1/8 inches (23.0cm) including feet

Depth is 16-7/8 inches (43.0cm) including the Front Panel and Knobs

​

Weight

76 pounds (34.5kg) net, 81 pounds (36.5kg) in shipping carton

TECHNICAL SPECIFICATIONS ------ TIA-240R

​

Power Output

Minimum sine wave continuous average power output per

channel, both channels operating is:

40 watts into a 4 ohm load or an 8 ohm load (ULTRA LINEAR mode)

20 watts into a 4 ohm load or an 8 ohm load (TRIODE mode)

​

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, -3.0dB from 10Hz to 65,000Hz

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

​

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

​

Wide Band Damping Factor

Greater than 50

​

Rated Power Band

20Hz to 20,000Hz

Power Requirements

100 Volts, 50/60Hz at 5.0 amps

110 Volts, 50/60Hz at 5.0 amps

120 Volts, 50/60Hz at 5.0 amps

220 Volts, 50/60Hz at 3.0 amps

230 Volts, 50/60Hz at 3.0 amps

240 Volts, 50/60Hz at 3.0 amps

​

Note: Refer to the rear panel of the TIA-240R

for the correct voltage.

​

Preamplifier Tube Compliment

​

2 -6SL7   Preamp Circuitry

2 -6SN7   High Level Circuitry

Power Amplifier Tube Compliment

4 - KT66

​

Overall Dimensions

Width is 16-7/8 inches (43.0cm)

Height is 9-1/8 inches (23.0cm) including feet

Depth is 16-7/8 inches (43.0cm) including the Front Panel and Knobs

​

Weight

66 pounds (31kg) net, 73 pounds (33kg) in shipping carton

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