A 200 Stereo Power Amplifier By T+A HiFi

The T+A A 200 Power Amplifier is designed to deliver exceptional power while preserving the fine detail and musicality demanded by high-end audio systems. Capable of producing 250 watts of continuous power per channel, the amplifier combines impressive output with outstanding clarity, resolution, and dynamic precision.

Large external heat sinks not only enhance the amplifier’s distinctive appearance but also ensure efficient thermal management, allowing the unit to maintain stable performance even during demanding listening sessions. The A 200 can be integrated into an existing audio setup or paired with other Series 200 components to create a fully matched high-performance system.

To achieve an ideal balance of power, efficiency, and sound quality, T+A developed a sophisticated circuit architecture that combines its HV and high-frequency sine-wave power supply technologies with PURIFI Eigentakt™ Class D output modules. This approach transforms raw power into highly controlled, audiophile-grade performance. For system matching flexibility, the amplifier also allows adjustment of the damping factor, enabling listeners to tailor the sound character to their loudspeakers.

Output Stage

The A 200 incorporates advanced PURIFI Eigentakt™ Class D amplification technology, developed by the Danish engineering team known for pushing the limits of modern amplifier design. This platform addresses many of the limitations traditionally associated with digital amplifiers, such as distortion at high power levels and sensitivity to speaker impedance.

Power Supply Design

While many switching amplifiers offer efficiency benefits, they can also introduce electrical interference that affects sound quality. To address this, the A 200 utilizes T+A’s high-frequency sine-wave power supply design, which produces an exceptionally clean output signal at more than twice the frequency of conventional power supplies.

Specially developed reservoir capacitors recharge at extremely high speeds—up to 100,000 times per second—allowing the amplifier to respond instantly to rapid musical transients while maintaining stable voltage even during demanding passages.

Intelligent Safe Control

The amplifier also includes Intelligent Safe Control (ISC), an advanced protection system that continuously monitors temperature, load conditions, and signal behavior. Using multiple sensors and a micro-controller, the system automatically intervenes when necessary to keep operating conditions within safe limits, ensuring reliable performance without affecting sound quality.

HV Circuit Topology

T+A’s HV circuit technology, used in the voltage amplifier stage, operates at higher internal voltages to achieve extremely linear signal reproduction. This design approach contributes to a natural and highly dynamic presentation while minimizing the need for heavy negative feedback.

Frequency Response

The amplifier offers a linear frequency response up to 60 kHz, maintaining consistent performance regardless of the loudspeaker connected. Measurements show virtually identical response characteristics whether driving a 4-ohm load or operating without a speaker load, highlighting the stability of the design.

The Absolute Sound — Editor’s Choice Award!
“Considering the build-quality, features, and, most importantly, the unbelievable performance that T+A has squeezed into these petite chassis, they’re actually quite the deal. You can’t touch their price with most large separates, and the full stack is even at the low end of the $20–$50k range”

https://jaguaraudio.com/wp-content/uploads/2023/02/The_Absolute_Sound_Series_200_Review.pdf

HiFi News
While avoiding any lame jokes about ‘German engineering’, I’m bound to say there’s a wonderful sense of synergy – and not just in build and style – between these two T+A components. The A 200 is a mature-sounding power amp with excellent driving ability, and a perfect partner for the DAC 200’s refined, insightful and light-footed approach. Yes, there’s no networking, but the Series 200 has this covered elsewhere…

https://www.hifinews.com/content/ta-dac-200a-200-dacpreamp-power-amp

Output Stage

• Nominal power per channel : 250 Watts @ 4 Ohms, 125 Watts @ 8 Ohms
• Frequency response +?0?/???3?dB : 1 Hz?–?60?kHz
• Signal-to-noise ratio : 113 dB
• THD ?/ ?Intermodulation : <?0,002?%?/?<?0,002?%
• Channel separation : >?103?dB
• Damping factor : > 800 / DF LO > 70
• Gain factor : 37,4 (31,4 dB)
• Input sensitivity nominal : High level (RCA) 800 mVeff / 5,8 kOhms, Balanced (XLR) 1,6 Veff / 20 kOhms

Mains / Accessories / Dimensions

• Mains : 220?–?240?V, 50?–?60?Hz
• Power consumption : max. 600 Watts, 25 Watts while powered on and idling with no signal
• Standby : <?0,5?Watts
• Dimensions (H?×?W×?D) : 10 ×?32?×?34?cm,, 4 x 12.6 x 13.4 inch
• Accessories : Power cord, E2-Link-cable
• Weight : 5?kg, 11 lbs
• Finishes : Alu silver anodized (43), Alu schwarz anodized (42)

Technical modifications reserved

User manual A 200