Cayin MT-50 Plus Tube Integrated Amplifier with Bluetooth (Call/Email For Availability)

Sale price$2,899.00

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Model: KT88
Color: Black

Cayin MT-50 Plus Tube Integrated Amplifier with Bluetooth

The MT-50 Plus is a hand-made tube amplifier constructed with meticulous point-to-point wiring. It features two EI output transformers with a wide bandwidth and a specially designed toroid transformer for the power supply.

Key components include:

Audio-grade Takman carbon resistors for improved sound quality.
5BK7A tubes for voltage amplification and drive amplification.
RCA 25AX4GT rectifier for independent power supply.
Four KT88 tubes for AB1 push-pull amplification.
The amplifier offers both Triode and Ultralinear modes. In Triode Mode, it delivers soft, clean, and original sound, while Ultralinear Mode provides a more open and detailed sound with bold dynamics.

Additionally, it features external user BIAS adjustment with a top-mounted BIAS meter for easy monitoring, Bluetooth input for wireless connectivity, and a protective tube cover that's easy to install.

Features

Cayin MT-50 PLUS Bluetooth – Technical Specifications
-Type: Tube integrated stereo amplifier (hand-assembled, point-to-point wiring)
- Dimensions: 360 mm (W) × 330 mm (D) × 180 mm (H)
- Net Weight: ~16.5 kg
- Power Consumption: ~270 W
Power Output:
(varies by tube version selected)
Tube Triode Mode Ultralinear Mode
KT88 2 × 21 W RMS 2 × 40 W RMS
EL34 2 × 18 W RMS 2 × 36 W RMS

Output is specified into 8 ohm load.
- Frequency Response: 10 Hz – 50 kHz (-3 dB)
- Signal-to-Noise Ratio (S/N): ≈ 90 dB
- Total Harmonic Distortion (THD): ≈ 1 % @ 1 kHz

Inputs & Connectivity
Analog Inputs:
 • Bluetooth receiver (CSR8670)
 • LINE1, LINE2, LINE3 (RCA)
Bluetooth Specifications:
 • Version: V4.0
 • Supported Codecs: SBC, AAC, aptX
 • Range: ~≤10 m

Outputs
Speaker Impedance: 4 Ω / 8 Ω compatible
Speaker Terminals: Screw-type binding posts

Key Features
- Selectable operating mode: Triode or Ultralinear for different sound character
- BIAS Adjustment: User-accessible with top-mounted meter
- Built-in Bluetooth: Allows wireless streaming from phones/tablets
- High-quality passive components: Takman carbon resistors, EI output transformers