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Secrets
Tokyo, JP (February 12, 2025) — TEAC, a global leader in premium audio innovation since 1953, is proud to announce the AP-507, the Reference 500 Series compact stereo power amplifier with Hypex NCOREx® TEAC custom module. Available in black and silver finishes, the AP-507 joins a comprehensive ecosystem of 500 Series components designed to give music enthusiasts complete control and flexibility in building or fine-tuning their home audio systems.
Small Footprint, Big Possibilities
The AP-507 is a stereo power amplifier from the Reference 500 series, TEAC’s premium compact hi-fi components with an A4 “letter size” footprint. Designed for flexibility, the AP-507 offers exceptional performance whether used as a standalone stereo unit or paired for advanced configurations like bi-amp mode or high-power BTL mode (350W/8 ohms). Its compact size and versatility also make it an excellent choice for enhancing AV surround sound systems.
TEAC Custom NCOREx Redefines Compact Stereo Amplification
The AP-507 is equipped with TEAC’s own custom-tuned new generation “NCOREx®” power amplifier module manufactured by Hypex in the Netherlands. The advanced “x” generation NCORE technology delivers an immersive, three-dimensional soundstage and a more expansive spatial presence. At the heart of its superior sound is TEAC’s in-house designed dual-mono buffer amplifier, refined with meticulous attention to component and circuit detail for unparalleled clarity and richness.
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Encased in a robust chassis, the AP-507 features a 2.8mm thick semi-floating aluminum top plate and an innovative 3-point Stress-Less Isolation Foot system. This precision-engineered design minimizes vibrations, creating a more open and natural listening experience.
Key Features
* Hypex “NCOREx”: New generation amplifier module custom-modified to TEAC’s specification.
* Compact / High Power: 170W+170W (4ohm), 350W (8ohm) BTL
* Fully Balanced Circuit Design on all stages
* Proprietary Dual-Mono Buffer Amplifier: Retuned for superior sound quality
* High-Capacity Power Supply: Large toroidal transformer and 18,800 μF capacitors par channel
* Three Drive Modes: Stereo, Bi-Amp and BTL
* Ideal Amplifier Choice for AV Surround Systems
* XLR / RCA Inputs
* Large Screw-Type Speaker Binding Posts
* Trigger In / Through
* Compact, “Letter Size” Footprint: Ideal for desktop use.
* Rugged Aluminum and Steel Chassis
* Semi-Floating 2.8 mm Thick Aluminum Top Panel
* Stress-Less Isolation Foot: Designed for clear focus and natural timbre.
* Silent Operation: Fan-less design for minimal noise.
* Dual Pointer VU Meters; 4-step dimmer / 2-step sensitivity switch.
* Auto Power-Saving Function
* Available in Silver and Black
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The AP-507 will be available to purchase spring 2025 from TEACUSA.com and select dealers. The MSRP is $2199 (USA) / €1899 (EU) / £1899 (UK).
Maximum effective output（1kHz):
[STEREO, BI-AMP] 170W + 170W（4 Ω), 95W + 95W（8 Ω) [BTL] 350W（8 Ω)
Rated Output (1% THD, 1kHz):
[STEREO, BI-AMP] 125W + 125W（4 Ω) , 70W + 70W（8 Ω) [BTL] 230W（8 Ω)
Allowable speaker impedance:
[STEREO, BI-AMP] 4 Ω to 16 Ω [BTL] 8 Ω to 16 Ω
Total harmonic distortion:
0.0015%（8 Ω、1kHz, 12.5W)
S/N ratio:
113 dB （8 Ω, 1kHz)
Frequency response（8Ω、1kHz、1W):
10 to 50kHz(+0dB, −5dB)
Input sensitivity ( 8 Ω, 1% THD output):
RCA 0.66V, XLR 1.3V
Input impedance (RCA/XLR):
10k Ω or more
Power supply:
AC 220–230 V, 50/60 Hz (Europe) AC 120 V, 60 Hz (USA/Canada)
Power consumption:
58W
External dimensions (W × H × D, including protrusions):
290mm x 84.5mm x 271mm, 11 1/2″ × 3 3/8″ × 10 3/4″
Weight:
4.4kg (9 3/4 lb)
Included accessories:
Power cord × 1, Rubber pads × 3, Owner’s manual
